diff --git a/src/balancer/artifacts/BFactory.json b/src/balancer/artifacts/BFactory.json
new file mode 100644
index 00000000..99ec04be
--- /dev/null
+++ b/src/balancer/artifacts/BFactory.json
@@ -0,0 +1,4105 @@
+{
+  "contractName": "BFactory",
+  "abi": [
+    {
+      "inputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "constructor"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "blabs",
+          "type": "address"
+        }
+      ],
+      "name": "LOG_BLABS",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "pool",
+          "type": "address"
+        }
+      ],
+      "name": "LOG_NEW_POOL",
+      "type": "event"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getColor",
+      "outputs": [
+        {
+          "internalType": "bytes32",
+          "name": "",
+          "type": "bytes32"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "b",
+          "type": "address"
+        }
+      ],
+      "name": "isBPool",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [],
+      "name": "newBPool",
+      "outputs": [
+        {
+          "internalType": "contract BPool",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getBLabs",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "b",
+          "type": "address"
+        }
+      ],
+      "name": "setBLabs",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "contract BPool",
+          "name": "pool",
+          "type": "address"
+        }
+      ],
+      "name": "collect",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    }
+  ],
+  "metadata": "{\"compiler\":{\"version\":\"0.5.12+commit.7709ece9\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"blabs\",\"type\":\"address\"}],\"name\":\"LOG_BLABS\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"pool\",\"type\":\"address\"}],\"name\":\"LOG_NEW_POOL\",\"type\":\"event\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"contract BPool\",\"name\":\"pool\",\"type\":\"address\"}],\"name\":\"collect\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getBLabs\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getColor\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"b\",\"type\":\"address\"}],\"name\":\"isBPool\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"newBPool\",\"outputs\":[{\"internalType\":\"contract BPool\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"b\",\"type\":\"address\"}],\"name\":\"setBLabs\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/ocean/non-ocean/balancer-core/contracts/BFactory.sol\":\"BFactory\"},\"evmVersion\":\"byzantium\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":100},\"remappings\":[]},\"sources\":{\"/ocean/non-ocean/balancer-core/contracts/BColor.sol\":{\"keccak256\":\"0xcf1ed6a3a6fae7926257262ea583e26b725a94902d0ca3b018e32cce3426404e\",\"urls\":[\"bzz-raw://c410c554680e9a4056cbb935b9f56c1e2a729ef401f8e827e99627867af655df\",\"dweb:/ipfs/QmQrdGdsT7katEUiH2jeM13qB7y27YosM75uDHhVAnm3sR\"]},\"/ocean/non-ocean/balancer-core/contracts/BConst.sol\":{\"keccak256\":\"0x841f1505feab665c28396a5e596e7ef538087847234f1b93e656a33b3eb283eb\",\"urls\":[\"bzz-raw://b24431b6242c142cb500503043b8876405a3d5e07cca4678bfa592cd76d33061\",\"dweb:/ipfs/QmNvyFrhATrRwQKWbSH3Unh8uHonEwdtYwnddtgKheUj3C\"]},\"/ocean/non-ocean/balancer-core/contracts/BFactory.sol\":{\"keccak256\":\"0xc96b48f6833e244357b5decadbae602401b72dff99bec02063fe8f7ce40969fc\",\"urls\":[\"bzz-raw://8b4bda2be617f0af79ae3dbc47d612840f29199f260aabbedec1ad67de2247e3\",\"dweb:/ipfs/QmSNJSoEiZQTYgitBtcbuPDFoqeAvxssfGLGMUJH1QdYc9\"]},\"/ocean/non-ocean/balancer-core/contracts/BMath.sol\":{\"keccak256\":\"0x33b23f581e9ca463b4989ebf1edc353d5490215d43921149a9090f7c007d9b93\",\"urls\":[\"bzz-raw://0ab26658da6983cd325bfc04364e02b3fa71552a7c01348294b0515d626dd55d\",\"dweb:/ipfs/QmXFpjj6Q1BoXYv8kz6vRkj2tyGGyGwW48haHKCw1oz8i4\"]},\"/ocean/non-ocean/balancer-core/contracts/BNum.sol\":{\"keccak256\":\"0x35ee281928601b5cc0b64fe87cd992f11c3ec53b59d046e2e344f6c343cd1c88\",\"urls\":[\"bzz-raw://a10e27baeb6a82e23829746854f43e1ea7733631d0426d084e0e114f4b873454\",\"dweb:/ipfs/QmdpjsU8rkemMGc3FRfYEvVwkj5LF641KVUGCnLNvkjJBn\"]},\"/ocean/non-ocean/balancer-core/contracts/BPool.sol\":{\"keccak256\":\"0xaf889738e49ce11952add4e5da8cfa0055a2f2cc4c082200fc4305648fa3307b\",\"urls\":[\"bzz-raw://3e7bdaed776af5209691d114a6455bd8fc0c85a9bc51bd8c45a0eee226623945\",\"dweb:/ipfs/QmUekZRLSj8PMHCg2nbhZNnUy4TEHLqwfDncjbYhQ75WrK\"]},\"/ocean/non-ocean/balancer-core/contracts/BToken.sol\":{\"keccak256\":\"0x8168aa8ac2bda34f49c3b045e9daafca461dcd1484f394608efd17a6cc830f6b\",\"urls\":[\"bzz-raw://2138263f13e99de7749446b23af6d8410a133508fa3a006eb603b91ed688aaef\",\"dweb:/ipfs/QmX45CPbyaCBMMFB18s6oBmywwYrdz5D14AKVR6KWrvLs2\"]}},\"version\":1}",
+  "bytecode": "0x608060405234801561001057600080fd5b5060018054600160a060020a03191633179055615fb1806100326000396000f3fe608060405234801561001057600080fd5b506004361061007e577c0100000000000000000000000000000000000000000000000000000000600035046306ec16f8811461008357806336ffb167146100ab5780639a86139b146100cf578063c2bb6dc2146100e9578063c6ce34fb14610123578063d556c5dc14610149575b600080fd5b6100a96004803603602081101561009957600080fd5b5035600160a060020a0316610151565b005b6100b361033e565b60408051600160a060020a039092168252519081900360200190f35b6100d761034d565b60408051918252519081900360200190f35b61010f600480360360208110156100ff57600080fd5b5035600160a060020a0316610371565b604080519115158252519081900360200190f35b6100a96004803603602081101561013957600080fd5b5035600160a060020a031661038f565b6100b3610456565b600154600160a060020a031633146101b3576040805160e560020a62461bcd02815260206004820152600d60248201527f4552525f4e4f545f424c41425300000000000000000000000000000000000000604482015290519081900360640190fd5b604080517f70a082310000000000000000000000000000000000000000000000000000000081523060048201529051600091600160a060020a038416916370a0823191602480820192602092909190829003018186803b15801561021657600080fd5b505afa15801561022a573d6000803e3d6000fd5b505050506040513d602081101561024057600080fd5b5051600154604080517fa9059cbb000000000000000000000000000000000000000000000000000000008152600160a060020a0392831660048201526024810184905290519293506000929185169163a9059cbb9160448082019260209290919082900301818787803b1580156102b657600080fd5b505af11580156102ca573d6000803e3d6000fd5b505050506040513d60208110156102e057600080fd5b5051905080610339576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f45524332305f4641494c454400000000000000000000000000000000604482015290519081900360640190fd5b505050565b600154600160a060020a031690565b7f42524f4e5a45000000000000000000000000000000000000000000000000000090565b600160a060020a031660009081526020819052604090205460ff1690565b600154600160a060020a031633146103f1576040805160e560020a62461bcd02815260206004820152600d60248201527f4552525f4e4f545f424c41425300000000000000000000000000000000000000604482015290519081900360640190fd5b604051600160a060020a0382169033907ff586fa6ee1fc42f5b727f3b214ccbd0b6d7e698c45d49ba32f224fbb8670155d90600090a36001805473ffffffffffffffffffffffffffffffffffffffff1916600160a060020a0392909216919091179055565b6000806040516104659061054f565b604051809103906000f080158015610481573d6000803e3d6000fd5b50600160a060020a038116600081815260208190526040808220805460ff1916600117905551929350909133917f8ccec77b0cb63ac2cafd0f5de8cdfadab91ce656d262240ba8a6343bccc5f94591a3604080517f92eefe9b0000000000000000000000000000000000000000000000000000000081523360048201529051600160a060020a038316916392eefe9b91602480830192600092919082900301818387803b15801561053157600080fd5b505af1158015610545573d6000803e3d6000fd5b5092935050505090565b615a208061055d8339019056fe60c0604052601360808190527f42616c616e63657220506f6f6c20546f6b656e0000000000000000000000000060a0908152620000409160039190620000f7565b506040805180820190915260038082527f425054000000000000000000000000000000000000000000000000000000000060209092019182526200008791600491620000f7565b506005805460ff19166012179055348015620000a257600080fd5b5060068054600580546201000060b060020a031916336201000081029190911790915564e8d4a51000600755600160a060020a03199091161760a060020a60ff02191690556008805460ff191690556200019c565b828054600181600116156101000203166002900490600052602060002090601f016020900481019282601f106200013a57805160ff19168380011785556200016a565b828001600101855582156200016a579182015b828111156200016a5782518255916020019190600101906200014d565b50620001789291506200017c565b5090565b6200019991905b8082111562000178576000815560010162000183565b90565b61587480620001ac6000396000f3fe608060405234801561001057600080fd5b5060043610610378576000357c0100000000000000000000000000000000000000000000000000000000900480638d4e4083116101e7578063bc694ea211610122578063d73dd623116100c5578063d73dd62314610b7f578063dd62ed3e14610bab578063e4a28a521461047e578063e4e1e53814610bd9578063ec09302114610c0b578063f1b8a9b714610c13578063f8b2cb4f14610c39578063f8d6aed414610c5f578063fde924f714610c9a57610378565b8063bc694ea214610ad9578063be3bbd2e14610ae1578063c36596a6146104f2578063c6580d1214610b39578063cc77828d14610b41578063cd2ed8fb14610b49578063cf5e7bd314610b51578063d4cadf6814610b7757610378565b8063a221ee491161018a578063a221ee49146109a6578063a9059cbb146109db578063b02f0b7314610a07578063b0e0d13614610a7e578063b7b800a414610a86578063ba019dab14610a8e578063ba9530a614610a96578063bc063e1a14610ad157610378565b80638d4e40831461092a57806392eefe9b14610932578063936c3477146109585780639381cd2b14610960578063948d8ce61461096857806395d89b411461098e578063992e2a92146109965780639a86139b1461099e57610378565b806349b59552116102b757806376c7a3c71161025a57806376c7a3c7146107aa5780637c5e9ea4146107b25780638201aa3f1461080b57806382f652ad1461084b5780638656b65314610886578063867378c5146108c157806389298012146108c95780638c28cbe81461090457610378565b806349b595521461061b5780634bb278f31461063a5780634f69c0d4146106425780635c1bbaf7146106b95780635db34277146106f457806366188463146107265780636d06dfa01461075257806370a082311461078457610378565b8063218b53821161031f578063218b5382146104f257806323b872dd146104fa5780632f37b624146105305780633018205f14610556578063313ce5671461057a57806334e19907146105985780633fdddaa2146105b757806346ab38f1146105e957610378565b806302c967481461037d57806306fdde03146103c1578063095ea7b31461043e57806309a3bbe41461047e5780631446a7ff1461048657806315e84af9146104b457806318160ddd146104e2578063189d00ca146104ea575b600080fd5b6103af6004803603606081101561039357600080fd5b50600160a060020a038135169060208101359060400135610ca2565b60408051918252519081900360200190f35b6103c9610fef565b6040805160208082528351818301528351919283929083019185019080838360005b838110156104035781810151838201526020016103eb565b50505050905090810190601f1680156104305780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b61046a6004803603604081101561045457600080fd5b50600160a060020a038135169060200135611085565b604080519115158252519081900360200190f35b6103af6110da565b6103af6004803603604081101561049c57600080fd5b50600160a060020a03813581169160200135166110e7565b6103af600480360360408110156104ca57600080fd5b50600160a060020a0381358116916020013516611241565b6103af611392565b6103af611398565b6103af6113ac565b61046a6004803603606081101561051057600080fd5b50600160a060020a038135811691602081013590911690604001356113b8565b61046a6004803603602081101561054657600080fd5b5035600160a060020a031661151d565b61055e61153b565b60408051600160a060020a039092168252519081900360200190f35b61058261159c565b6040805160ff9092168252519081900360200190f35b6105b5600480360360208110156105ae57600080fd5b50356115a5565b005b6105b5600480360360608110156105cd57600080fd5b50600160a060020a0381351690602081013590604001356117c9565b6103af600480360360608110156105ff57600080fd5b50600160a060020a038135169060208101359060400135611c15565b6105b56004803603602081101561063157600080fd5b50351515611f01565b6105b5612092565b6105b56004803603604081101561065857600080fd5b8135919081019060408101602082013564010000000081111561067a57600080fd5b82018360208201111561068c57600080fd5b803590602001918460208302840111640100000000831117156106ae57600080fd5b5090925090506122a9565b6103af600480360360c08110156106cf57600080fd5b5080359060208101359060408101359060608101359060808101359060a00135612590565b6103af6004803603606081101561070a57600080fd5b50600160a060020a038135169060208101359060400135612648565b61046a6004803603604081101561073c57600080fd5b50600160a060020a038135169060200135612919565b6103af6004803603606081101561076857600080fd5b50600160a060020a0381351690602081013590604001356129f1565b6103af6004803603602081101561079a57600080fd5b5035600160a060020a0316612cf0565b6103af612d0b565b6107f2600480360360a08110156107c857600080fd5b50600160a060020a0381358116916020810135916040820135169060608101359060800135612d1d565b6040805192835260208301919091528051918290030190f35b6107f2600480360360a081101561082157600080fd5b50600160a060020a038135811691602081013591604082013516906060810135906080013561320d565b6103af600480360360c081101561086157600080fd5b5080359060208101359060408101359060608101359060808101359060a001356136e4565b6103af600480360360c081101561089c57600080fd5b5080359060208101359060408101359060608101359060808101359060a001356137a3565b6103af613844565b6103af600480360360c08110156108df57600080fd5b5080359060208101359060408101359060608101359060808101359060a00135613858565b6105b56004803603602081101561091a57600080fd5b5035600160a060020a0316613908565b61046a613ad9565b6105b56004803603602081101561094857600080fd5b5035600160a060020a0316613ae2565b6103af613c2c565b6103af613c84565b6103af6004803603602081101561097e57600080fd5b5035600160a060020a0316613c91565b6103c9613d5f565b6103af613dc0565b6103af613dcc565b6103af600480360360a08110156109bc57600080fd5b5080359060208101359060408101359060608101359060800135613df0565b61046a600480360360408110156109f157600080fd5b50600160a060020a038135169060200135613e55565b6105b560048036036040811015610a1d57600080fd5b81359190810190604081016020820135640100000000811115610a3f57600080fd5b820183602082011115610a5157600080fd5b80359060200191846020830284011164010000000083111715610a7357600080fd5b509092509050613e6b565b6103af61419f565b6103af6141a4565b6103af6141a9565b6103af600480360360c0811015610aac57600080fd5b5080359060208101359060408101359060608101359060808101359060a001356141ae565b6103af61422f565b6103af61423f565b610ae961424b565b60408051602080825283518183015283519192839290830191858101910280838360005b83811015610b25578181015183820152602001610b0d565b505050509050019250505060405180910390f35b6103af614343565b610ae9614348565b6103af614399565b6105b560048036036020811015610b6757600080fd5b5035600160a060020a031661439f565b6103af61472c565b61046a60048036036040811015610b9557600080fd5b50600160a060020a038135169060200135614784565b6103af60048036036040811015610bc157600080fd5b50600160a060020a0381358116916020013516614805565b6105b560048036036060811015610bef57600080fd5b50600160a060020a038135169060208101359060400135614830565b6103af614ab4565b6103af60048036036020811015610c2957600080fd5b5035600160a060020a0316614ac4565b6103af60048036036020811015610c4f57600080fd5b5035600160a060020a0316614ba4565b6103af600480360360c0811015610c7557600080fd5b5080359060208101359060408101359060608101359060808101359060a00135614c72565b61046a614cf5565b600033600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615610d53576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16610daa576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a602052604090205460ff16610e08576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a60205260409020600390810154610e3d91670de0b6b3a76400005b04600101614d05565b831115610e82576040805160e560020a62461bcd02815260206004820152601160248201526000805160206156e0833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a6020526040902060038101546002808301549054600b54600754610ebc949392919089906136e4565b915081610f01576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b82821115610f47576040805160e560020a62461bcd02815260206004820152600c60248201526000805160206156c0833981519152604482015290519081900360640190fd5b610f55816003015485614dee565b60038201556000610f668382614d05565b604080518781529051919250600160a060020a0388169133916000805160206157a0833981519152919081900360200190a3610fa23384614e5f565b610fb4610faf8483614dee565b614e6d565b600554610fd090620100009004600160a060020a031682614e79565b610fdb863387614e83565b50506005805461ff00191690559392505050565b60038054604080516020601f600260001961010060018816150201909516949094049384018190048102820181019092528281526060939092909183018282801561107b5780601f106110505761010080835404028352916020019161107b565b820191906000526020600020905b81548152906001019060200180831161105e57829003601f168201915b5050505050905090565b336000818152600160209081526040808320600160a060020a038716808552908352818420869055815186815291519394909390926000805160206157c0833981519152928290030190a35060015b92915050565b6802b5e3af16b188000081565b600554600090610100900460ff1615611138576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090205460ff16611196576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a602052604090205460ff166111f4576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a038084166000908152600a602052604080822092851682528120600380840154600280860154928401549084015493946112389492939290613df0565b95945050505050565b600554600090610100900460ff1615611292576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090205460ff166112f0576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a602052604090205460ff1661134e576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a038084166000908152600a602052604080822092851682529020600380830154600280850154928401549084015460075461123894929190613df0565b60025490565b6402540be400670de0b6b3a76400005b0481565b670de0b6b3a764000081565b600033600160a060020a03851614806113f45750600160a060020a03841660009081526001602090815260408083203384529091529020548211155b611448576040805160e560020a62461bcd02815260206004820152601560248201527f4552525f42544f4b454e5f4241445f43414c4c45520000000000000000000000604482015290519081900360640190fd5b611453848484614f78565b33600160a060020a038516148015906114915750600160a060020a038416600090815260016020908152604080832033845290915290205460001914155b1561151357600160a060020a03841660009081526001602090815260408083203384529091529020546114c49083614dee565b600160a060020a03858116600090815260016020908152604080832033808552908352928190208590558051948552519287169391926000805160206157c08339815191529281900390910190a35b5060019392505050565b600160a060020a03166000908152600a602052604090205460ff1690565b600554600090610100900460ff161561158c576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b50600654600160a060020a031690565b60055460ff1690565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615611654576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16156116ac576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b600654600160a060020a031633146116fc576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b64e8d4a51000811015611759576040805160e560020a62461bcd02815260206004820152600b60248201527f4552525f4d494e5f464545000000000000000000000000000000000000000000604482015290519081900360640190fd5b67016345785d8a00008111156117b9576040805160e560020a62461bcd02815260206004820152600b60248201527f4552525f4d41585f464545000000000000000000000000000000000000000000604482015290519081900360640190fd5b6007556005805461ff0019169055565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615611878576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560065433600160a060020a03909116146118d9576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090205460ff16611937576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b60085460ff1615611980576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b670de0b6b3a76400008110156119e0576040805160e560020a62461bcd02815260206004820152600e60248201527f4552525f4d494e5f574549474854000000000000000000000000000000000000604482015290519081900360640190fd5b6802b5e3af16b1880000811115611a41576040805160e560020a62461bcd02815260206004820152600e60248201527f4552525f4d41585f574549474854000000000000000000000000000000000000604482015290519081900360640190fd5b620f4240821015611a9c576040805160e560020a62461bcd02815260206004820152600f60248201527f4552525f4d494e5f42414c414e43450000000000000000000000000000000000604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090206002015480821115611b3f57611ad5600b54611ad08484614dee565b615082565b600b8190556802b5e3af16b18800001015611b3a576040805160e560020a62461bcd02815260206004820152601460248201527f4552525f4d41585f544f54414c5f574549474854000000000000000000000000604482015290519081900360640190fd5b611b60565b80821015611b6057611b5c600b54611b578385614dee565b614dee565b600b555b600160a060020a0384166000908152600a602052604090206002810183905560030180549084905580841115611ba957611ba48533611b9f8785614dee565b6150df565b611c03565b80841015611c03576000611bbd8286614dee565b90506000611bcc826000614d05565b9050611be28733611bdd8585614dee565b614e83565b600554611c00908890620100009004600160a060020a031683614e83565b50505b50506005805461ff0019169055505050565b600033600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615611cc6576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16611d1d576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a602052604090205460ff16611d7b576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a6020526040902060038101546002808301549054600b54600754611db594939291908990613858565b915082821015611dfd576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615800833981519152604482015290519081900360640190fd5b600160a060020a0385166000908152600a60205260409020600390810154611e2d91670de0b6b3a7640000610e34565b821115611e72576040805160e560020a62461bcd02815260206004820152601160248201526000805160206156e0833981519152604482015290519081900360640190fd5b611e80816003015483614dee565b60038201556000611e918582614d05565b604080518581529051919250600160a060020a0388169133916000805160206157a0833981519152919081900360200190a3611ecd3386614e5f565b611eda610faf8683614dee565b600554611ef690620100009004600160a060020a031682614e79565b610fdb863385614e83565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615611fb0576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff1615612008576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b600654600160a060020a03163314612058576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b6006805491151560a060020a0274ff0000000000000000000000000000000000000000199092169190911790556005805461ff0019169055565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615612141576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560065433600160a060020a03909116146121a2576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b60085460ff16156121eb576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b60095460021115612246576040805160e560020a62461bcd02815260206004820152600e60248201527f4552525f4d494e5f544f4b454e53000000000000000000000000000000000000604482015290519081900360640190fd5b6008805460ff191660011790556006805474ff0000000000000000000000000000000000000000191660a060020a17905561228968056bc75e2d63100000615151565b61229c3368056bc75e2d63100000614e79565b6005805461ff0019169055565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615612358576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff166123af576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b60006123b9611392565b905060006123c7858361515a565b90508061240c576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b60005b60095481101561257c5760006009828154811061242857fe5b6000918252602080832090910154600160a060020a0316808352600a90915260408220600301549092509061245d8583614d05565b9050806124a2576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b8787858181106124ae57fe5b905060200201358111156124fa576040805160e560020a62461bcd02815260206004820152600c60248201526000805160206156c0833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a60205260409020600301546125209082615082565b600160a060020a0384166000818152600a60209081526040918290206003019390935580518481529051919233926000805160206157008339815191529281900390910190a36125718333836150df565b50505060010161240f565b5061258685615151565b611c033386614e79565b60008061259d878661515a565b905060006125ab8786615082565b905060006125b9828961515a565b905060006125cf670de0b6b3a76400008561515a565b905060006125dd8383615296565b905060006125eb828e614d05565b905060006125f9828f614dee565b90506000612618612612670de0b6b3a76400008a614dee565b8b614d05565b905061263582612630670de0b6b3a764000084614dee565b61515a565b9f9e505050505050505050505050505050565b600033600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff16156126f9576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16612750576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a602052604090205460ff166127ae576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a60205260409020600301546127e0906002670de0b6b3a76400005b04614d05565b831115612825576040805160e560020a62461bcd0281526020600482015260106024820152600080516020615740833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a6020526040902060038101546002808301549054600b5460075461285f949392919089906137a3565b9150828210156128a7576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615800833981519152604482015290519081900360640190fd5b6128b5816003015485615082565b6003820155604080518581529051600160a060020a0387169133916000805160206157008339815191529181900360200190a36128f182615151565b6128fb3383614e79565b6129068533866150df565b506005805461ff00191690559392505050565b336000908152600160209081526040808320600160a060020a03861684529091528120548083111561296e57336000908152600160209081526040808320600160a060020a038816845290915281205561299d565b6129788184614dee565b336000908152600160209081526040808320600160a060020a03891684529091529020555b336000818152600160209081526040808320600160a060020a0389168085529083529281902054815190815290519293926000805160206157c0833981519152929181900390910190a35060019392505050565b600033600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615612aa2576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16612af9576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a602052604090205460ff16612b57576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0384166000908152600a6020526040902060038101546002808301549054600b54600754612b9194939291908990612590565b915081612bd6576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b82821115612c1c576040805160e560020a62461bcd02815260206004820152600c60248201526000805160206156c0833981519152604482015290519081900360640190fd5b600160a060020a0385166000908152600a6020526040902060030154612c4c906002670de0b6b3a76400006127da565b821115612c91576040805160e560020a62461bcd0281526020600482015260106024820152600080516020615740833981519152604482015290519081900360640190fd5b612c9f816003015483615082565b6003820155604080518381529051600160a060020a0387169133916000805160206157008339815191529181900360200190a3612cdb84615151565b612ce53385614e79565b6129068533846150df565b600160a060020a031660009081526020819052604090205490565b620f4240670de0b6b3a76400006113a8565b6040805160208082523690820181905260009283923392600160e060020a03198535169285929081908101848480828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615612dbd576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff001916610100179055600160a060020a0387166000908152600a602052604090205460ff16612e2a576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0385166000908152600a602052604090205460ff16612e88576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b60065460a060020a900460ff16612ee9576040805160e560020a62461bcd02815260206004820152601360248201527f4552525f535741505f4e4f545f5055424c494300000000000000000000000000604482015290519081900360640190fd5b600160a060020a038088166000908152600a602052604080822092881682529020600380820154612f2291670de0b6b3a7640000610e34565b861115612f67576040805160e560020a62461bcd02815260206004820152601160248201526000805160206156e0833981519152604482015290519081900360640190fd5b6000612f888360030154846002015484600301548560020154600754613df0565b905085811115612fe2576040805160e560020a62461bcd02815260206004820152601360248201527f4552525f4241445f4c494d49545f505249434500000000000000000000000000604482015290519081900360640190fd5b61300283600301548460020154846003015485600201548b600754614c72565b94508885111561304a576040805160e560020a62461bcd02815260206004820152600c60248201526000805160206156c0833981519152604482015290519081900360640190fd5b613058836003015486615082565b836003018190555061306e826003015488614dee565b600380840182905584015460028086015490850154600754613091949190613df0565b9350808410156130d9576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b85841115613131576040805160e560020a62461bcd02815260206004820152600f60248201527f4552525f4c494d49545f50524943450000000000000000000000000000000000604482015290519081900360640190fd5b61313b858861515a565b811115613180576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b87600160a060020a03168a600160a060020a031633600160a060020a03167f908fb5ee8f16c6bc9bc3690973819f32a4d4b10188134543c88706e0e1d43378888b604051808381526020018281526020019250505060405180910390a46131e88a33876150df565b6131f3883389614e83565b5050506005805461ff001916905590969095509350505050565b6040805160208082523690820181905260009283923392600160e060020a03198535169285929081908101848480828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff16156132ad576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff001916610100179055600160a060020a0387166000908152600a602052604090205460ff1661331a576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0385166000908152600a602052604090205460ff16613378576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b60065460a060020a900460ff166133d9576040805160e560020a62461bcd02815260206004820152601360248201527f4552525f535741505f4e4f545f5055424c494300000000000000000000000000604482015290519081900360640190fd5b600160a060020a038088166000908152600a6020526040808220928816825290206003820154613413906002670de0b6b3a76400006127da565b881115613458576040805160e560020a62461bcd0281526020600482015260106024820152600080516020615740833981519152604482015290519081900360640190fd5b60006134798360030154846002015484600301548560020154600754613df0565b9050858111156134d3576040805160e560020a62461bcd02815260206004820152601360248201527f4552525f4241445f4c494d49545f505249434500000000000000000000000000604482015290519081900360640190fd5b6134f383600301548460020154846003015485600201548d6007546141ae565b94508685101561353b576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615800833981519152604482015290519081900360640190fd5b61354983600301548a615082565b836003018190555061355f826003015486614dee565b600380840182905584015460028086015490850154600754613582949190613df0565b9350808410156135ca576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b85841115613622576040805160e560020a62461bcd02815260206004820152600f60248201527f4552525f4c494d49545f50524943450000000000000000000000000000000000604482015290519081900360640190fd5b61362c898661515a565b811115613671576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b87600160a060020a03168a600160a060020a031633600160a060020a03167f908fb5ee8f16c6bc9bc3690973819f32a4d4b10188134543c88706e0e1d433788c89604051808381526020018281526020019250505060405180910390a46136d98a338b6150df565b6131f3883387614e83565b6000806136f1878661515a565b90506000613707670de0b6b3a764000083614dee565b905060006137158286614d05565b9050600061372f87612630670de0b6b3a764000085614dee565b9050600061373d8c83614dee565b9050600061374b828e61515a565b905060006137598288615296565b90506000613767828e614d05565b905060006137758e83614dee565b905061378e81612630670de0b6b3a76400006000614dee565b99505050505050505050509695505050505050565b6000806137b0878661515a565b905060006137cf6137c9670de0b6b3a764000084614dee565b85614d05565b905060006137ee866137e9670de0b6b3a764000085614dee565b614d05565b905060006137fc8b83615082565b9050600061380a828d61515a565b905060006138188287615296565b90506000613826828d614d05565b9050613832818d614dee565b9e9d5050505050505050505050505050565b64e8d4a51000670de0b6b3a76400006113a8565b600080613865878661515a565b90506000613880856137e9670de0b6b3a76400006000614dee565b9050600061388e8883614dee565b9050600061389c828a61515a565b905060006138bb826138b6670de0b6b3a76400008861515a565b615296565b905060006138c9828e614d05565b905060006138d78e83614dee565b905060006138f0612612670de0b6b3a76400008a614dee565b9050612635826137e9670de0b6b3a764000084614dee565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff16156139b7576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff001916610100179055600160a060020a0381166000908152600a602052604090205460ff16613a24576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b604080517f70a082310000000000000000000000000000000000000000000000000000000081523060048201529051600160a060020a038316916370a08231916024808301926020929190829003018186803b158015613a8357600080fd5b505afa158015613a97573d6000803e3d6000fd5b505050506040513d6020811015613aad57600080fd5b5051600160a060020a039091166000908152600a60205260409020600301556005805461ff0019169055565b60085460ff1690565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615613b91576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560065433600160a060020a0390911614613bf2576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b6006805473ffffffffffffffffffffffffffffffffffffffff1916600160a060020a03929092169190911790556005805461ff0019169055565b600554600090610100900460ff1615613c7d576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b50600b5490565b68056bc75e2d6310000081565b600554600090610100900460ff1615613ce2576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a602052604090205460ff16613d40576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b50600160a060020a03166000908152600a602052604090206002015490565b60048054604080516020601f600260001961010060018816150201909516949094049384018190048102820181019092528281526060939092909183018282801561107b5780601f106110505761010080835404028352916020019161107b565b6704a03ce68d21555681565b7f42524f4e5a45000000000000000000000000000000000000000000000000000090565b600080613dfd878761515a565b90506000613e0b868661515a565b90506000613e19838361515a565b90506000613e3b670de0b6b3a7640000612630670de0b6b3a764000089614dee565b9050613e478282614d05565b9a9950505050505050505050565b6000613e62338484614f78565b50600192915050565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff1615613f1a576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560085460ff16613f71576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b6000613f7b611392565b90506000613f8a856000614d05565b90506000613f988683614dee565b90506000613fa6828561515a565b905080613feb576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b613ff53388614e5f565b60055461401190620100009004600160a060020a031684614e79565b61401a82614e6d565b60005b60095481101561418a5760006009828154811061403657fe5b6000918252602080832090910154600160a060020a0316808352600a90915260408220600301549092509061406b8583614d05565b9050806140b0576040805160e560020a62461bcd02815260206004820152600f6024820152600080516020615820833981519152604482015290519081900360640190fd5b8989858181106140bc57fe5b90506020020135811015614108576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615800833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090206003015461412e9082614dee565b600160a060020a0384166000818152600a60209081526040918290206003019390935580518481529051919233926000805160206157a08339815191529281900390910190a361417f833383614e83565b50505060010161401d565b50506005805461ff0019169055505050505050565b600881565b600281565b600181565b6000806141bb878661515a565b905060006141d1670de0b6b3a764000085614dee565b90506141dd8582614d05565b905060006141ef8a6126308c85615082565b905060006141fd8285615296565b90506000614213670de0b6b3a764000083614dee565b905061421f8a82614d05565b9c9b505050505050505050505050565b600a670de0b6b3a76400006113a8565b671bc16d674ec7ffff81565b600554606090610100900460ff161561429c576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b60085460ff166142e4576040805160e560020a62461bcd0281526020600482015260116024820152600080516020615680833981519152604482015290519081900360640190fd5b600980548060200260200160405190810160405280929190818152602001828054801561107b57602002820191906000526020600020905b8154600160a060020a0316815260019091019060200180831161431c575050505050905090565b600081565b600554606090610100900460ff16156142e4576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b60095490565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600554610100900460ff161561444e576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b6005805461ff00191661010017905560065433600160a060020a03909116146144af576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b600160a060020a0381166000908152600a602052604090205460ff1661450d576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b60085460ff1615614556576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b600160a060020a0381166000908152600a60205260408120600301549061457d8282614d05565b600b54600160a060020a0385166000908152600a60205260409020600201549192506145a891614dee565b600b55600160a060020a0383166000908152600a60205260409020600101546009805460001981019190829081106145dc57fe5b60009182526020909120015460098054600160a060020a03909216918490811061460257fe5b9060005260206000200160006101000a815481600160a060020a030219169083600160a060020a0316021790555081600a60006009858154811061464257fe5b6000918252602080832090910154600160a060020a03168352820192909252604001902060010155600980548061467557fe5b600082815260208082206000199084018101805473ffffffffffffffffffffffffffffffffffffffff191690559092019092556040805160808101825283815280830184815281830185815260608301868152600160a060020a038c168752600a909552929094209051815460ff1916901515178155925160018401555160028301555160039091015561470e8533611bdd8787614dee565b600554611c03908690620100009004600160a060020a031685614e83565b600554600090610100900460ff161561477d576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b5060075490565b336000908152600160209081526040808320600160a060020a03861684529091528120546147b29083615082565b336000818152600160209081526040808320600160a060020a0389168085529083529281902085905580519485525191936000805160206157c0833981519152929081900390910190a350600192915050565b600160a060020a03918216600090815260016020908152604080832093909416825291909152205490565b33600160a060020a0316600035600160e060020a031916600160e060020a03191660003660405180806020018281038252848482818152602001925080828437600083820152604051601f909101601f19169092018290039550909350505050a2600654600160a060020a031633146148e1576040805160e560020a62461bcd0281526020600482015260126024820152600080516020615720833981519152604482015290519081900360640190fd5b600160a060020a0383166000908152600a602052604090205460ff1615614952576040805160e560020a62461bcd02815260206004820152600c60248201527f4552525f49535f424f554e440000000000000000000000000000000000000000604482015290519081900360640190fd5b60085460ff161561499b576040805160e560020a62461bcd02815260206004820152601060248201526000805160206157e0833981519152604482015290519081900360640190fd5b6009546008116149f5576040805160e560020a62461bcd02815260206004820152600e60248201527f4552525f4d41585f544f4b454e53000000000000000000000000000000000000604482015290519081900360640190fd5b604080516080810182526001808252600980546020808501918252600085870181815260608701828152600160a060020a038c16808452600a9094529782209651875460ff1916901515178755925186860155915160028601559451600390940193909355805491820181559091527f6e1540171b6c0c960b71a7020d9f60077f6af931a8bbf590da0223dacf75c7af01805473ffffffffffffffffffffffffffffffffffffffff19169091179055614aaf8383836117c9565b505050565b6002670de0b6b3a76400006113a8565b600554600090610100900460ff1615614b15576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a602052604090205460ff16614b73576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a6020526040902060020154600b54614b9d90829061515a565b9392505050565b600554600090610100900460ff1615614bf5576040805160e560020a62461bcd02815260206004820152600b60248201526000805160206156a0833981519152604482015290519081900360640190fd5b600160a060020a0382166000908152600a602052604090205460ff16614c53576040805160e560020a62461bcd02815260206004820152600d6024820152600080516020615780833981519152604482015290519081900360640190fd5b50600160a060020a03166000908152600a602052604090206003015490565b600080614c7f858861515a565b90506000614c8d8786614dee565b90506000614c9b888361515a565b90506000614ca98285615296565b9050614cbd81670de0b6b3a7640000614dee565b9050614cd1670de0b6b3a764000087614dee565b9450614ce6614ce08c83614d05565b8661515a565b9b9a5050505050505050505050565b60065460a060020a900460ff1690565b6000828202831580614d1f575082848281614d1c57fe5b04145b614d73576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f4d554c5f4f564552464c4f5700000000000000000000000000000000604482015290519081900360640190fd5b6706f05b59d3b20000810181811015614dd6576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f4d554c5f4f564552464c4f5700000000000000000000000000000000604482015290519081900360640190fd5b6000670de0b6b3a7640000825b049695505050505050565b6000806000614dfd85856153b9565b915091508015614e57576040805160e560020a62461bcd02815260206004820152601160248201527f4552525f5355425f554e444552464c4f57000000000000000000000000000000604482015290519081900360640190fd5b509392505050565b614e6982826153de565b5050565b614e76816153e9565b50565b614e6982826154b3565b604080517fa9059cbb000000000000000000000000000000000000000000000000000000008152600160a060020a03848116600483015260248201849052915160009286169163a9059cbb91604480830192602092919082900301818787803b158015614eef57600080fd5b505af1158015614f03573d6000803e3d6000fd5b505050506040513d6020811015614f1957600080fd5b5051905080614f72576040805160e560020a62461bcd02815260206004820152600f60248201527f4552525f45524332305f46414c53450000000000000000000000000000000000604482015290519081900360640190fd5b50505050565b600160a060020a038316600090815260208190526040902054811115614fe8576040805160e560020a62461bcd02815260206004820152601460248201527f4552525f494e53554646494349454e545f42414c000000000000000000000000604482015290519081900360640190fd5b600160a060020a03831660009081526020819052604090205461500b9082614dee565b600160a060020a03808516600090815260208190526040808220939093559084168152205461503a9082615082565b600160a060020a0380841660008181526020818152604091829020949094558051858152905191939287169260008051602061576083398151915292918290030190a3505050565b600082820183811015614b9d576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f4144445f4f564552464c4f5700000000000000000000000000000000604482015290519081900360640190fd5b604080517f23b872dd000000000000000000000000000000000000000000000000000000008152600160a060020a0384811660048301523060248301526044820184905291516000928616916323b872dd91606480830192602092919082900301818787803b158015614eef57600080fd5b614e76816154be565b6000816151b1576040805160e560020a62461bcd02815260206004820152600c60248201527f4552525f4449565f5a45524f0000000000000000000000000000000000000000604482015290519081900360640190fd5b670de0b6b3a764000083028315806151d95750670de0b6b3a76400008482816151d657fe5b04145b61522d576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f4449565f494e5445524e414c00000000000000000000000000000000604482015290519081900360640190fd5b6002830481018181101561528b576040805160e560020a62461bcd02815260206004820152601060248201527f4552525f4449565f494e5445524e414c00000000000000000000000000000000604482015290519081900360640190fd5b6000848281614de357fe5b600060018310156152f1576040805160e560020a62461bcd02815260206004820152601560248201527f4552525f42504f575f424153455f544f4f5f4c4f570000000000000000000000604482015290519081900360640190fd5b671bc16d674ec7ffff831115615351576040805160e560020a62461bcd02815260206004820152601660248201527f4552525f42504f575f424153455f544f4f5f4849474800000000000000000000604482015290519081900360640190fd5b600061535c83615521565b9050600061536a8483614dee565b905060006153808661537b8561553c565b61554a565b9050816153915792506110d4915050565b60006153a287846305f5e1006155a1565b90506153ae8282614d05565b979650505050505050565b6000808284106153cf57505080820360006153d7565b505081810360015b9250929050565b614e69823083614f78565b30600090815260208190526040902054811115615450576040805160e560020a62461bcd02815260206004820152601460248201527f4552525f494e53554646494349454e545f42414c000000000000000000000000604482015290519081900360640190fd5b3060009081526020819052604090205461546a9082614dee565b306000908152602081905260409020556002546154879082614dee565b60025560408051828152905160009130916000805160206157608339815191529181900360200190a350565b614e69308383614f78565b306000908152602081905260409020546154d89082615082565b306000908152602081905260409020556002546154f59082615082565b60025560408051828152905130916000916000805160206157608339815191529181900360200190a350565b6000670de0b6b3a76400006155358361553c565b0292915050565b670de0b6b3a7640000900490565b6000806002830661556357670de0b6b3a7640000615565565b835b90506002830492505b8215614b9d5761557e8485614d05565b93506002830615615596576155938185614d05565b90505b60028304925061556e565b60008281806155b887670de0b6b3a76400006153b9565b9092509050670de0b6b3a764000080600060015b888410615670576000670de0b6b3a7640000820290506000806156008a6155fb85670de0b6b3a7640000614dee565b6153b9565b91509150615612876137e9848c614d05565b965061561e878461515a565b96508661562d57505050615670565b8715615637579315935b8015615641579315935b8415615658576156518688614dee565b9550615665565b6156628688615082565b95505b5050506001016155cc565b5090999850505050505050505056fe4552525f4e4f545f46494e414c495a45440000000000000000000000000000004552525f5245454e5452590000000000000000000000000000000000000000004552525f4c494d49545f494e00000000000000000000000000000000000000004552525f4d41585f4f55545f524154494f00000000000000000000000000000063982df10efd8dfaaaa0fcc7f50b2d93b7cba26ccc48adee2873220d485dc39a4552525f4e4f545f434f4e54524f4c4c455200000000000000000000000000004552525f4d41585f494e5f524154494f00000000000000000000000000000000ddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef4552525f4e4f545f424f554e4400000000000000000000000000000000000000e74c91552b64c2e2e7bd255639e004e693bd3e1d01cc33e65610b86afcc1ffed8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b9254552525f49535f46494e414c495a4544000000000000000000000000000000004552525f4c494d49545f4f5554000000000000000000000000000000000000004552525f4d4154485f415050524f580000000000000000000000000000000000a265627a7a72315820f3cd1bf05ff9d2e4dbad16fd31665ab67326ac6112987074d3c59993d329a0d764736f6c634300050c0032a265627a7a7231582036f8df06b4677a8ebf021335be56a5563b1e9426377a750e3047bd1e636872e264736f6c634300050c0032",
+  "deployedBytecode": "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",
+  "sourceMap": "782:1302:2:-;;;1458:57;8:9:-1;5:2;;;30:1;27;20:12;5:2;-1:-1;1489:6:2;:19;;-1:-1:-1;;;;;;1489:19:2;1498:10;1489:19;;;782:1302;;;;;;",
+  "deployedSourceMap": "782:1302:2:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;782:1302:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;1807:275;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;1807:275:2;-1:-1:-1;;;;;1807:275:2;;:::i;:::-;;1521:102;;;:::i;:::-;;;;-1:-1:-1;;;;;1521:102:2;;;;;;;;;;;;;;795:117:0;;;:::i;:::-;;;;;;;;;;;;;;;;1047:104:2;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;1047:104:2;-1:-1:-1;;;;;1047:104:2;;:::i;:::-;;;;;;;;;;;;;;;;;;1629:172;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;1629:172:2;-1:-1:-1;;;;;1629:172:2;;:::i;1157:266::-;;;:::i;1807:275::-;1890:6;;-1:-1:-1;;;;;1890:6:2;1876:10;:20;1868:46;;;;;-1:-1:-1;;;;;1868:46:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;1941:37;;;;;;1972:4;1941:37;;;;;;1924:14;;-1:-1:-1;;;;;1941:22:2;;;;;:37;;;;;;;;;;;;;;;:22;:37;;;5:2:-1;;;;30:1;27;20:12;5:2;1941:37:2;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;1941:37:2;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;1941:37:2;2014:6;;2000:32;;;;;;-1:-1:-1;;;;;2014:6:2;;;2000:32;;;;;;;;;;;;1941:37;;-1:-1:-1;1988:9:2;;2000:13;;;;;;:32;;;;;1941:37;;2000:32;;;;;;;;1988:9;2000:13;:32;;;5:2:-1;;;;30:1;27;20:12;5:2;2000:32:2;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;2000:32:2;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;2000:32:2;;-1:-1:-1;2000:32:2;2042:33;;;;;-1:-1:-1;;;;;2042:33:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;1807:275;;;:::o;1521:102::-;1610:6;;-1:-1:-1;;;;;1610:6:2;1521:102;:::o;795:117:0:-;884:17;795:117;:::o;1047:104:2:-;-1:-1:-1;;;;;1133:11:2;1106:4;1133:11;;;;;;;;;;;;;;1047:104::o;1629:172::-;1711:6;;-1:-1:-1;;;;;1711:6:2;1697:10;:20;1689:46;;;;;-1:-1:-1;;;;;1689:46:2;;;;;;;;;;;;;;;;;;;;;;;;;;;;1750:24;;-1:-1:-1;;;;;1750:24:2;;;1760:10;;1750:24;;;;;1784:6;:10;;-1:-1:-1;;1784:10:2;-1:-1:-1;;;;;1784:10:2;;;;;;;;;;1629:172::o;1157:266::-;1211:5;1232:11;1246;;;;;:::i;:::-;;;;;;;;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;-1:-1;;;;;;1267:24:2;;:8;:24;;;;;;;;;;;:31;;-1:-1:-1;;1267:31:2;1294:4;1267:31;;;1313:40;1232:25;;-1:-1:-1;1267:24:2;;1326:10;;1313:40;;;1363:31;;;;;;1383:10;1363:31;;;;;;-1:-1:-1;;;;;1363:19:2;;;;;:31;;;;;-1:-1:-1;;1363:31:2;;;;;;;-1:-1:-1;1363:19:2;:31;;;5:2:-1;;;;30:1;27;20:12;5:2;1363:31:2;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;-1:-1;1411:5:2;;-1:-1:-1;;;;1157:266:2;:::o;782:1302::-;;;;;;;;:::o",
+  "source": "// This program is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n\n// This program is disstributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n\n// You should have received a copy of the GNU General Public License\n// along with this program.  If not, see <http://www.gnu.org/licenses/>.\n\npragma solidity 0.5.12;\n\n// Builds new BPools, logging their addresses and providing `isBPool(address) -> (bool)`\n\nimport \"./BPool.sol\";\n\ncontract BFactory is BBronze {\n    event LOG_NEW_POOL(\n        address indexed caller,\n        address indexed pool\n    );\n\n    event LOG_BLABS(\n        address indexed caller,\n        address indexed blabs\n    );\n\n    mapping(address=>bool) private _isBPool;\n\n    function isBPool(address b)\n        external view returns (bool)\n    {\n        return _isBPool[b];\n    }\n\n    function newBPool()\n        external\n        returns (BPool)\n    {\n        BPool bpool = new BPool();\n        _isBPool[address(bpool)] = true;\n        emit LOG_NEW_POOL(msg.sender, address(bpool));\n        bpool.setController(msg.sender);\n        return bpool;\n    }\n\n    address private _blabs;\n\n    constructor() public {\n        _blabs = msg.sender;\n    }\n\n    function getBLabs()\n        external view\n        returns (address)\n    {\n        return _blabs;\n    }\n\n    function setBLabs(address b)\n        external\n    {\n        require(msg.sender == _blabs, \"ERR_NOT_BLABS\");\n        emit LOG_BLABS(msg.sender, b);\n        _blabs = b;\n    }\n\n    function collect(BPool pool)\n        external \n    {\n        require(msg.sender == _blabs, \"ERR_NOT_BLABS\");\n        uint collected = IERC20(pool).balanceOf(address(this));\n        bool xfer = pool.transfer(_blabs, collected);\n        require(xfer, \"ERR_ERC20_FAILED\");\n    }\n}\n",
+  "sourcePath": "/ocean/non-ocean/balancer-core/contracts/BFactory.sol",
+  "ast": {
+    "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BFactory.sol",
+    "exportedSymbols": {
+      "BFactory": [
+        260
+      ]
+    },
+    "id": 261,
+    "nodeType": "SourceUnit",
+    "nodes": [
+      {
+        "id": 110,
+        "literals": [
+          "solidity",
+          "0.5",
+          ".12"
+        ],
+        "nodeType": "PragmaDirective",
+        "src": "644:23:2"
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BPool.sol",
+        "file": "./BPool.sol",
+        "id": 111,
+        "nodeType": "ImportDirective",
+        "scope": 261,
+        "sourceUnit": 3474,
+        "src": "759:21:2",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "baseContracts": [
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 112,
+              "name": "BBronze",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 20,
+              "src": "803:7:2",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BBronze_$20",
+                "typeString": "contract BBronze"
+              }
+            },
+            "id": 113,
+            "nodeType": "InheritanceSpecifier",
+            "src": "803:7:2"
+          }
+        ],
+        "contractDependencies": [
+          7,
+          20,
+          3473
+        ],
+        "contractKind": "contract",
+        "documentation": null,
+        "fullyImplemented": true,
+        "id": 260,
+        "linearizedBaseContracts": [
+          260,
+          20,
+          7
+        ],
+        "name": "BFactory",
+        "nodeType": "ContractDefinition",
+        "nodes": [
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 119,
+            "name": "LOG_NEW_POOL",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 118,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 115,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 119,
+                  "src": "845:22:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 114,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "845:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 117,
+                  "indexed": true,
+                  "name": "pool",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 119,
+                  "src": "877:20:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 116,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "877:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "835:68:2"
+            },
+            "src": "817:87:2"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 125,
+            "name": "LOG_BLABS",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 124,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 121,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 125,
+                  "src": "935:22:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 120,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "935:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 123,
+                  "indexed": true,
+                  "name": "blabs",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 125,
+                  "src": "967:21:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 122,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "967:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "925:69:2"
+            },
+            "src": "910:85:2"
+          },
+          {
+            "constant": false,
+            "id": 129,
+            "name": "_isBPool",
+            "nodeType": "VariableDeclaration",
+            "scope": 260,
+            "src": "1001:39:2",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+              "typeString": "mapping(address => bool)"
+            },
+            "typeName": {
+              "id": 128,
+              "keyType": {
+                "id": 126,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "1009:7:2",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "nodeType": "Mapping",
+              "src": "1001:22:2",
+              "typeDescriptions": {
+                "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                "typeString": "mapping(address => bool)"
+              },
+              "valueType": {
+                "id": 127,
+                "name": "bool",
+                "nodeType": "ElementaryTypeName",
+                "src": "1018:4:2",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_bool",
+                  "typeString": "bool"
+                }
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 140,
+              "nodeType": "Block",
+              "src": "1116:35:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 136,
+                      "name": "_isBPool",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 129,
+                      "src": "1133:8:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                        "typeString": "mapping(address => bool)"
+                      }
+                    },
+                    "id": 138,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 137,
+                      "name": "b",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 131,
+                      "src": "1142:1:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "1133:11:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 135,
+                  "id": 139,
+                  "nodeType": "Return",
+                  "src": "1126:18:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 141,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isBPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 132,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 131,
+                  "name": "b",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 141,
+                  "src": "1064:9:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 130,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1064:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1063:11:2"
+            },
+            "returnParameters": {
+              "id": 135,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 134,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 141,
+                  "src": "1106:4:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 133,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1106:4:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1105:6:2"
+            },
+            "scope": 260,
+            "src": "1047:104:2",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 177,
+              "nodeType": "Block",
+              "src": "1222:201:2",
+              "statements": [
+                {
+                  "assignments": [
+                    147
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 147,
+                      "name": "bpool",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 177,
+                      "src": "1232:11:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_contract$_BPool_$3473",
+                        "typeString": "contract BPool"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 146,
+                        "name": "BPool",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 3473,
+                        "src": "1232:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 151,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 149,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "NewExpression",
+                      "src": "1246:9:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_creation_nonpayable$__$returns$_t_contract$_BPool_$3473_$",
+                        "typeString": "function () returns (contract BPool)"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 148,
+                        "name": "BPool",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 3473,
+                        "src": "1250:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      }
+                    },
+                    "id": 150,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1246:11:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1232:25:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 158,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 152,
+                        "name": "_isBPool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 129,
+                        "src": "1267:8:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                          "typeString": "mapping(address => bool)"
+                        }
+                      },
+                      "id": 156,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 154,
+                            "name": "bpool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 147,
+                            "src": "1284:5:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 153,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1276:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 155,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1276:14:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "1267:24:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 157,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1294:4:2",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "1267:31:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 159,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1267:31:2"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 161,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1326:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 162,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1326:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 164,
+                            "name": "bpool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 147,
+                            "src": "1346:5:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 163,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1338:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 165,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1338:14:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "id": 160,
+                      "name": "LOG_NEW_POOL",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 119,
+                      "src": "1313:12:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$",
+                        "typeString": "function (address,address)"
+                      }
+                    },
+                    "id": 166,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1313:40:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 167,
+                  "nodeType": "EmitStatement",
+                  "src": "1308:45:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 171,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1383:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 172,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1383:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 168,
+                        "name": "bpool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 147,
+                        "src": "1363:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "id": 170,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "setController",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1682,
+                      "src": "1363:19:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$returns$__$",
+                        "typeString": "function (address) external"
+                      }
+                    },
+                    "id": 173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1363:31:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1363:31:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 175,
+                    "name": "bpool",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 147,
+                    "src": "1411:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "functionReturnParameters": 145,
+                  "id": 176,
+                  "nodeType": "Return",
+                  "src": "1404:12:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 178,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "newBPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 142,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1174:2:2"
+            },
+            "returnParameters": {
+              "id": 145,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 144,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 178,
+                  "src": "1211:5:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_contract$_BPool_$3473",
+                    "typeString": "contract BPool"
+                  },
+                  "typeName": {
+                    "contractScope": null,
+                    "id": 143,
+                    "name": "BPool",
+                    "nodeType": "UserDefinedTypeName",
+                    "referencedDeclaration": 3473,
+                    "src": "1211:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1210:7:2"
+            },
+            "scope": 260,
+            "src": "1157:266:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "constant": false,
+            "id": 180,
+            "name": "_blabs",
+            "nodeType": "VariableDeclaration",
+            "scope": 260,
+            "src": "1429:22:2",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 179,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1429:7:2",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 188,
+              "nodeType": "Block",
+              "src": "1479:36:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 186,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 183,
+                      "name": "_blabs",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 180,
+                      "src": "1489:6:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 184,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "1498:3:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 185,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "1498:10:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "1489:19:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 187,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1489:19:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 189,
+            "implemented": true,
+            "kind": "constructor",
+            "modifiers": [],
+            "name": "",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 181,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1469:2:2"
+            },
+            "returnParameters": {
+              "id": 182,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1479:0:2"
+            },
+            "scope": 260,
+            "src": "1458:57:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 196,
+              "nodeType": "Block",
+              "src": "1593:30:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 194,
+                    "name": "_blabs",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 180,
+                    "src": "1610:6:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "functionReturnParameters": 193,
+                  "id": 195,
+                  "nodeType": "Return",
+                  "src": "1603:13:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 197,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "getBLabs",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 190,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1538:2:2"
+            },
+            "returnParameters": {
+              "id": 193,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 192,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 197,
+                  "src": "1580:7:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 191,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1580:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1579:9:2"
+            },
+            "scope": 260,
+            "src": "1521:102:2",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 220,
+              "nodeType": "Block",
+              "src": "1679:122:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 206,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 203,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "1697:3:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 204,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "1697:10:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 205,
+                          "name": "_blabs",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 180,
+                          "src": "1711:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "1697:20:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424c414253",
+                        "id": 207,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1719:15:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        },
+                        "value": "ERR_NOT_BLABS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        }
+                      ],
+                      "id": 202,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1689:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 208,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1689:46:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 209,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1689:46:2"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 211,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1760:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 212,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1760:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 213,
+                        "name": "b",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 199,
+                        "src": "1772:1:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "id": 210,
+                      "name": "LOG_BLABS",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 125,
+                      "src": "1750:9:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$",
+                        "typeString": "function (address,address)"
+                      }
+                    },
+                    "id": 214,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1750:24:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 215,
+                  "nodeType": "EmitStatement",
+                  "src": "1745:29:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 218,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 216,
+                      "name": "_blabs",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 180,
+                      "src": "1784:6:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 217,
+                      "name": "b",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 199,
+                      "src": "1793:1:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "1784:10:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 219,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1784:10:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 221,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "setBLabs",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 200,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 199,
+                  "name": "b",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 221,
+                  "src": "1647:9:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 198,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1647:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1646:11:2"
+            },
+            "returnParameters": {
+              "id": 201,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1679:0:2"
+            },
+            "scope": 260,
+            "src": "1629:172:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 258,
+              "nodeType": "Block",
+              "src": "1858:224:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 230,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 227,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "1876:3:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 228,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "1876:10:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 229,
+                          "name": "_blabs",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 180,
+                          "src": "1890:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "1876:20:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424c414253",
+                        "id": 231,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1898:15:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        },
+                        "value": "ERR_NOT_BLABS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        }
+                      ],
+                      "id": 226,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1868:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 232,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1868:46:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 233,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1868:46:2"
+                },
+                {
+                  "assignments": [
+                    235
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 235,
+                      "name": "collected",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 258,
+                      "src": "1924:14:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 234,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "1924:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 244,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 241,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5282,
+                            "src": "1972:4:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BFactory_$260",
+                              "typeString": "contract BFactory"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BFactory_$260",
+                              "typeString": "contract BFactory"
+                            }
+                          ],
+                          "id": 240,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1964:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 242,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1964:13:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 237,
+                            "name": "pool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 223,
+                            "src": "1948:4:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 236,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "1941:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 238,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1941:12:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 239,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "balanceOf",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3504,
+                      "src": "1941:22:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$",
+                        "typeString": "function (address) view external returns (uint256)"
+                      }
+                    },
+                    "id": 243,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1941:37:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1924:54:2"
+                },
+                {
+                  "assignments": [
+                    246
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 246,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 258,
+                      "src": "1988:9:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 245,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "1988:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 252,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 249,
+                        "name": "_blabs",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 180,
+                        "src": "2014:6:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 250,
+                        "name": "collected",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 235,
+                        "src": "2022:9:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 247,
+                        "name": "pool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 223,
+                        "src": "2000:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "id": 248,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transfer",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3961,
+                      "src": "2000:13:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 251,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2000:32:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1988:44:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 254,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 246,
+                        "src": "2050:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f4641494c4544",
+                        "id": 255,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "2056:18:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e057873e5425869a9e6345fe2f36a14a5f4218d0a2f5463c21b9f13bfe9b5a8",
+                          "typeString": "literal_string \"ERR_ERC20_FAILED\""
+                        },
+                        "value": "ERR_ERC20_FAILED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e057873e5425869a9e6345fe2f36a14a5f4218d0a2f5463c21b9f13bfe9b5a8",
+                          "typeString": "literal_string \"ERR_ERC20_FAILED\""
+                        }
+                      ],
+                      "id": 253,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "2042:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 256,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2042:33:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 257,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2042:33:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 259,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "collect",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 224,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 223,
+                  "name": "pool",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 259,
+                  "src": "1824:10:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_contract$_BPool_$3473",
+                    "typeString": "contract BPool"
+                  },
+                  "typeName": {
+                    "contractScope": null,
+                    "id": 222,
+                    "name": "BPool",
+                    "nodeType": "UserDefinedTypeName",
+                    "referencedDeclaration": 3473,
+                    "src": "1824:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1823:12:2"
+            },
+            "returnParameters": {
+              "id": 225,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1858:0:2"
+            },
+            "scope": 260,
+            "src": "1807:275:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          }
+        ],
+        "scope": 261,
+        "src": "782:1302:2"
+      }
+    ],
+    "src": "644:1441:2"
+  },
+  "legacyAST": {
+    "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BFactory.sol",
+    "exportedSymbols": {
+      "BFactory": [
+        260
+      ]
+    },
+    "id": 261,
+    "nodeType": "SourceUnit",
+    "nodes": [
+      {
+        "id": 110,
+        "literals": [
+          "solidity",
+          "0.5",
+          ".12"
+        ],
+        "nodeType": "PragmaDirective",
+        "src": "644:23:2"
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BPool.sol",
+        "file": "./BPool.sol",
+        "id": 111,
+        "nodeType": "ImportDirective",
+        "scope": 261,
+        "sourceUnit": 3474,
+        "src": "759:21:2",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "baseContracts": [
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 112,
+              "name": "BBronze",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 20,
+              "src": "803:7:2",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BBronze_$20",
+                "typeString": "contract BBronze"
+              }
+            },
+            "id": 113,
+            "nodeType": "InheritanceSpecifier",
+            "src": "803:7:2"
+          }
+        ],
+        "contractDependencies": [
+          7,
+          20,
+          3473
+        ],
+        "contractKind": "contract",
+        "documentation": null,
+        "fullyImplemented": true,
+        "id": 260,
+        "linearizedBaseContracts": [
+          260,
+          20,
+          7
+        ],
+        "name": "BFactory",
+        "nodeType": "ContractDefinition",
+        "nodes": [
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 119,
+            "name": "LOG_NEW_POOL",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 118,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 115,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 119,
+                  "src": "845:22:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 114,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "845:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 117,
+                  "indexed": true,
+                  "name": "pool",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 119,
+                  "src": "877:20:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 116,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "877:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "835:68:2"
+            },
+            "src": "817:87:2"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 125,
+            "name": "LOG_BLABS",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 124,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 121,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 125,
+                  "src": "935:22:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 120,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "935:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 123,
+                  "indexed": true,
+                  "name": "blabs",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 125,
+                  "src": "967:21:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 122,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "967:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "925:69:2"
+            },
+            "src": "910:85:2"
+          },
+          {
+            "constant": false,
+            "id": 129,
+            "name": "_isBPool",
+            "nodeType": "VariableDeclaration",
+            "scope": 260,
+            "src": "1001:39:2",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+              "typeString": "mapping(address => bool)"
+            },
+            "typeName": {
+              "id": 128,
+              "keyType": {
+                "id": 126,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "1009:7:2",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "nodeType": "Mapping",
+              "src": "1001:22:2",
+              "typeDescriptions": {
+                "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                "typeString": "mapping(address => bool)"
+              },
+              "valueType": {
+                "id": 127,
+                "name": "bool",
+                "nodeType": "ElementaryTypeName",
+                "src": "1018:4:2",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_bool",
+                  "typeString": "bool"
+                }
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 140,
+              "nodeType": "Block",
+              "src": "1116:35:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 136,
+                      "name": "_isBPool",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 129,
+                      "src": "1133:8:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                        "typeString": "mapping(address => bool)"
+                      }
+                    },
+                    "id": 138,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 137,
+                      "name": "b",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 131,
+                      "src": "1142:1:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "1133:11:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 135,
+                  "id": 139,
+                  "nodeType": "Return",
+                  "src": "1126:18:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 141,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isBPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 132,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 131,
+                  "name": "b",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 141,
+                  "src": "1064:9:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 130,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1064:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1063:11:2"
+            },
+            "returnParameters": {
+              "id": 135,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 134,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 141,
+                  "src": "1106:4:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 133,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1106:4:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1105:6:2"
+            },
+            "scope": 260,
+            "src": "1047:104:2",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 177,
+              "nodeType": "Block",
+              "src": "1222:201:2",
+              "statements": [
+                {
+                  "assignments": [
+                    147
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 147,
+                      "name": "bpool",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 177,
+                      "src": "1232:11:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_contract$_BPool_$3473",
+                        "typeString": "contract BPool"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 146,
+                        "name": "BPool",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 3473,
+                        "src": "1232:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 151,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 149,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "NewExpression",
+                      "src": "1246:9:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_creation_nonpayable$__$returns$_t_contract$_BPool_$3473_$",
+                        "typeString": "function () returns (contract BPool)"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 148,
+                        "name": "BPool",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 3473,
+                        "src": "1250:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      }
+                    },
+                    "id": 150,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1246:11:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1232:25:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 158,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 152,
+                        "name": "_isBPool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 129,
+                        "src": "1267:8:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_bool_$",
+                          "typeString": "mapping(address => bool)"
+                        }
+                      },
+                      "id": 156,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 154,
+                            "name": "bpool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 147,
+                            "src": "1284:5:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 153,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1276:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 155,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1276:14:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "1267:24:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 157,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1294:4:2",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "1267:31:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 159,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1267:31:2"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 161,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1326:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 162,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1326:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 164,
+                            "name": "bpool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 147,
+                            "src": "1346:5:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 163,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1338:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 165,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1338:14:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "id": 160,
+                      "name": "LOG_NEW_POOL",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 119,
+                      "src": "1313:12:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$",
+                        "typeString": "function (address,address)"
+                      }
+                    },
+                    "id": 166,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1313:40:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 167,
+                  "nodeType": "EmitStatement",
+                  "src": "1308:45:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 171,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1383:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 172,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1383:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 168,
+                        "name": "bpool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 147,
+                        "src": "1363:5:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "id": 170,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "setController",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1682,
+                      "src": "1363:19:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$returns$__$",
+                        "typeString": "function (address) external"
+                      }
+                    },
+                    "id": 173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1363:31:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1363:31:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 175,
+                    "name": "bpool",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 147,
+                    "src": "1411:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "functionReturnParameters": 145,
+                  "id": 176,
+                  "nodeType": "Return",
+                  "src": "1404:12:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 178,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "newBPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 142,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1174:2:2"
+            },
+            "returnParameters": {
+              "id": 145,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 144,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 178,
+                  "src": "1211:5:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_contract$_BPool_$3473",
+                    "typeString": "contract BPool"
+                  },
+                  "typeName": {
+                    "contractScope": null,
+                    "id": 143,
+                    "name": "BPool",
+                    "nodeType": "UserDefinedTypeName",
+                    "referencedDeclaration": 3473,
+                    "src": "1211:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1210:7:2"
+            },
+            "scope": 260,
+            "src": "1157:266:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "constant": false,
+            "id": 180,
+            "name": "_blabs",
+            "nodeType": "VariableDeclaration",
+            "scope": 260,
+            "src": "1429:22:2",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 179,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1429:7:2",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 188,
+              "nodeType": "Block",
+              "src": "1479:36:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 186,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 183,
+                      "name": "_blabs",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 180,
+                      "src": "1489:6:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 184,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "1498:3:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 185,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "1498:10:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "1489:19:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 187,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1489:19:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 189,
+            "implemented": true,
+            "kind": "constructor",
+            "modifiers": [],
+            "name": "",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 181,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1469:2:2"
+            },
+            "returnParameters": {
+              "id": 182,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1479:0:2"
+            },
+            "scope": 260,
+            "src": "1458:57:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 196,
+              "nodeType": "Block",
+              "src": "1593:30:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 194,
+                    "name": "_blabs",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 180,
+                    "src": "1610:6:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "functionReturnParameters": 193,
+                  "id": 195,
+                  "nodeType": "Return",
+                  "src": "1603:13:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 197,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "getBLabs",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 190,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1538:2:2"
+            },
+            "returnParameters": {
+              "id": 193,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 192,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 197,
+                  "src": "1580:7:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 191,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1580:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1579:9:2"
+            },
+            "scope": 260,
+            "src": "1521:102:2",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 220,
+              "nodeType": "Block",
+              "src": "1679:122:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 206,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 203,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "1697:3:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 204,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "1697:10:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 205,
+                          "name": "_blabs",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 180,
+                          "src": "1711:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "1697:20:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424c414253",
+                        "id": 207,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1719:15:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        },
+                        "value": "ERR_NOT_BLABS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        }
+                      ],
+                      "id": 202,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1689:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 208,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1689:46:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 209,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1689:46:2"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 211,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1760:3:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 212,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1760:10:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 213,
+                        "name": "b",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 199,
+                        "src": "1772:1:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "id": 210,
+                      "name": "LOG_BLABS",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 125,
+                      "src": "1750:9:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$returns$__$",
+                        "typeString": "function (address,address)"
+                      }
+                    },
+                    "id": 214,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1750:24:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 215,
+                  "nodeType": "EmitStatement",
+                  "src": "1745:29:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 218,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 216,
+                      "name": "_blabs",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 180,
+                      "src": "1784:6:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 217,
+                      "name": "b",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 199,
+                      "src": "1793:1:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "1784:10:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 219,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1784:10:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 221,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "setBLabs",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 200,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 199,
+                  "name": "b",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 221,
+                  "src": "1647:9:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 198,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1647:7:2",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1646:11:2"
+            },
+            "returnParameters": {
+              "id": 201,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1679:0:2"
+            },
+            "scope": 260,
+            "src": "1629:172:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 258,
+              "nodeType": "Block",
+              "src": "1858:224:2",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 230,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 227,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "1876:3:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 228,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "1876:10:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 229,
+                          "name": "_blabs",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 180,
+                          "src": "1890:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "1876:20:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424c414253",
+                        "id": 231,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1898:15:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        },
+                        "value": "ERR_NOT_BLABS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_11166b4d2c4afd95cfe504c2b26aa462eae0dde4c2ed80df98d12f943b14e4b9",
+                          "typeString": "literal_string \"ERR_NOT_BLABS\""
+                        }
+                      ],
+                      "id": 226,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1868:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 232,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1868:46:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 233,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1868:46:2"
+                },
+                {
+                  "assignments": [
+                    235
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 235,
+                      "name": "collected",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 258,
+                      "src": "1924:14:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 234,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "1924:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 244,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 241,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5282,
+                            "src": "1972:4:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BFactory_$260",
+                              "typeString": "contract BFactory"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BFactory_$260",
+                              "typeString": "contract BFactory"
+                            }
+                          ],
+                          "id": 240,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "1964:7:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 242,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1964:13:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 237,
+                            "name": "pool",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 223,
+                            "src": "1948:4:2",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 236,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "1941:6:2",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 238,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "1941:12:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 239,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "balanceOf",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3504,
+                      "src": "1941:22:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$",
+                        "typeString": "function (address) view external returns (uint256)"
+                      }
+                    },
+                    "id": 243,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1941:37:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1924:54:2"
+                },
+                {
+                  "assignments": [
+                    246
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 246,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 258,
+                      "src": "1988:9:2",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 245,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "1988:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 252,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 249,
+                        "name": "_blabs",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 180,
+                        "src": "2014:6:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 250,
+                        "name": "collected",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 235,
+                        "src": "2022:9:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 247,
+                        "name": "pool",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 223,
+                        "src": "2000:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_BPool_$3473",
+                          "typeString": "contract BPool"
+                        }
+                      },
+                      "id": 248,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transfer",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3961,
+                      "src": "2000:13:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 251,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2000:32:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "1988:44:2"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 254,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 246,
+                        "src": "2050:4:2",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f4641494c4544",
+                        "id": 255,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "2056:18:2",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e057873e5425869a9e6345fe2f36a14a5f4218d0a2f5463c21b9f13bfe9b5a8",
+                          "typeString": "literal_string \"ERR_ERC20_FAILED\""
+                        },
+                        "value": "ERR_ERC20_FAILED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e057873e5425869a9e6345fe2f36a14a5f4218d0a2f5463c21b9f13bfe9b5a8",
+                          "typeString": "literal_string \"ERR_ERC20_FAILED\""
+                        }
+                      ],
+                      "id": 253,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "2042:7:2",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 256,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "2042:33:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 257,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2042:33:2"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 259,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "collect",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 224,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 223,
+                  "name": "pool",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 259,
+                  "src": "1824:10:2",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_contract$_BPool_$3473",
+                    "typeString": "contract BPool"
+                  },
+                  "typeName": {
+                    "contractScope": null,
+                    "id": 222,
+                    "name": "BPool",
+                    "nodeType": "UserDefinedTypeName",
+                    "referencedDeclaration": 3473,
+                    "src": "1824:5:2",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_contract$_BPool_$3473",
+                      "typeString": "contract BPool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1823:12:2"
+            },
+            "returnParameters": {
+              "id": 225,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1858:0:2"
+            },
+            "scope": 260,
+            "src": "1807:275:2",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          }
+        ],
+        "scope": 261,
+        "src": "782:1302:2"
+      }
+    ],
+    "src": "644:1441:2"
+  },
+  "compiler": {
+    "name": "solc",
+    "version": "0.5.12+commit.7709ece9.Emscripten.clang"
+  },
+  "networks": {},
+  "schemaVersion": "3.0.16",
+  "updatedAt": "2020-06-15T08:14:20.612Z",
+  "devdoc": {
+    "methods": {}
+  },
+  "userdoc": {
+    "methods": {}
+  }
+}
\ No newline at end of file
diff --git a/src/balancer/artifacts/BPool.json b/src/balancer/artifacts/BPool.json
new file mode 100644
index 00000000..da12e652
--- /dev/null
+++ b/src/balancer/artifacts/BPool.json
@@ -0,0 +1,61759 @@
+{
+  "contractName": "BPool",
+  "abi": [
+    {
+      "inputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "constructor"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "src",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "Approval",
+      "type": "event"
+    },
+    {
+      "anonymous": true,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "bytes4",
+          "name": "sig",
+          "type": "bytes4"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "bytes",
+          "name": "data",
+          "type": "bytes"
+        }
+      ],
+      "name": "LOG_CALL",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "name": "LOG_EXIT",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "name": "LOG_JOIN",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "caller",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "name": "LOG_SWAP",
+      "type": "event"
+    },
+    {
+      "anonymous": false,
+      "inputs": [
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "src",
+          "type": "address"
+        },
+        {
+          "indexed": true,
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "indexed": false,
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "Transfer",
+      "type": "event"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "BONE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "BPOW_PRECISION",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "EXIT_FEE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "INIT_POOL_SUPPLY",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_BOUND_TOKENS",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_BPOW_BASE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_FEE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_IN_RATIO",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_OUT_RATIO",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_TOTAL_WEIGHT",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MAX_WEIGHT",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MIN_BALANCE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MIN_BOUND_TOKENS",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MIN_BPOW_BASE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MIN_FEE",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "MIN_WEIGHT",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "src",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        }
+      ],
+      "name": "allowance",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "approve",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "whom",
+          "type": "address"
+        }
+      ],
+      "name": "balanceOf",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcInGivenOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcOutGivenIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolSupply",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "totalWeight",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcPoolInGivenSingleOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolSupply",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "totalWeight",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcPoolOutGivenSingleIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolSupply",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "totalWeight",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcSingleInGivenPoolOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolSupply",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "totalWeight",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcSingleOutGivenPoolIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenBalanceOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenWeightOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "calcSpotPrice",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "spotPrice",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "pure",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "decimals",
+      "outputs": [
+        {
+          "internalType": "uint8",
+          "name": "",
+          "type": "uint8"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "decreaseApproval",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getColor",
+      "outputs": [
+        {
+          "internalType": "bytes32",
+          "name": "",
+          "type": "bytes32"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "increaseApproval",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "name",
+      "outputs": [
+        {
+          "internalType": "string",
+          "name": "",
+          "type": "string"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "symbol",
+      "outputs": [
+        {
+          "internalType": "string",
+          "name": "",
+          "type": "string"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "totalSupply",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "transfer",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "src",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "dst",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "amt",
+          "type": "uint256"
+        }
+      ],
+      "name": "transferFrom",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "isPublicSwap",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "isFinalized",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "t",
+          "type": "address"
+        }
+      ],
+      "name": "isBound",
+      "outputs": [
+        {
+          "internalType": "bool",
+          "name": "",
+          "type": "bool"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getNumTokens",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getCurrentTokens",
+      "outputs": [
+        {
+          "internalType": "address[]",
+          "name": "tokens",
+          "type": "address[]"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getFinalTokens",
+      "outputs": [
+        {
+          "internalType": "address[]",
+          "name": "tokens",
+          "type": "address[]"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        }
+      ],
+      "name": "getDenormalizedWeight",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getTotalDenormalizedWeight",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        }
+      ],
+      "name": "getNormalizedWeight",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        }
+      ],
+      "name": "getBalance",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getSwapFee",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [],
+      "name": "getController",
+      "outputs": [
+        {
+          "internalType": "address",
+          "name": "",
+          "type": "address"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "swapFee",
+          "type": "uint256"
+        }
+      ],
+      "name": "setSwapFee",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "manager",
+          "type": "address"
+        }
+      ],
+      "name": "setController",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "bool",
+          "name": "public_",
+          "type": "bool"
+        }
+      ],
+      "name": "setPublicSwap",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [],
+      "name": "finalize",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "denorm",
+          "type": "uint256"
+        }
+      ],
+      "name": "bind",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "balance",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "denorm",
+          "type": "uint256"
+        }
+      ],
+      "name": "rebind",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        }
+      ],
+      "name": "unbind",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "token",
+          "type": "address"
+        }
+      ],
+      "name": "gulp",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        }
+      ],
+      "name": "getSpotPrice",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "spotPrice",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": true,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        }
+      ],
+      "name": "getSpotPriceSansFee",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "spotPrice",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "view",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256[]",
+          "name": "maxAmountsIn",
+          "type": "uint256[]"
+        }
+      ],
+      "name": "joinPool",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256[]",
+          "name": "minAmountsOut",
+          "type": "uint256[]"
+        }
+      ],
+      "name": "exitPool",
+      "outputs": [],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "minAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "maxPrice",
+          "type": "uint256"
+        }
+      ],
+      "name": "swapExactAmountIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "spotPriceAfter",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "maxAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "maxPrice",
+          "type": "uint256"
+        }
+      ],
+      "name": "swapExactAmountOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "spotPriceAfter",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "minPoolAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "name": "joinswapExternAmountIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenIn",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "maxAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "name": "joinswapPoolAmountOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "poolAmountIn",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "minAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "name": "exitswapPoolAmountIn",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    },
+    {
+      "constant": false,
+      "inputs": [
+        {
+          "internalType": "address",
+          "name": "tokenOut",
+          "type": "address"
+        },
+        {
+          "internalType": "uint256",
+          "name": "tokenAmountOut",
+          "type": "uint256"
+        },
+        {
+          "internalType": "uint256",
+          "name": "maxPoolAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "name": "exitswapExternAmountOut",
+      "outputs": [
+        {
+          "internalType": "uint256",
+          "name": "poolAmountIn",
+          "type": "uint256"
+        }
+      ],
+      "payable": false,
+      "stateMutability": "nonpayable",
+      "type": "function"
+    }
+  ],
+  "metadata": "{\"compiler\":{\"version\":\"0.5.12+commit.7709ece9\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"src\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":true,\"inputs\":[{\"indexed\":true,\"internalType\":\"bytes4\",\"name\":\"sig\",\"type\":\"bytes4\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"data\",\"type\":\"bytes\"}],\"name\":\"LOG_CALL\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"}],\"name\":\"LOG_EXIT\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"}],\"name\":\"LOG_JOIN\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"caller\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"}],\"name\":\"LOG_SWAP\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"src\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"constant\":true,\"inputs\":[],\"name\":\"BONE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"BPOW_PRECISION\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"EXIT_FEE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"INIT_POOL_SUPPLY\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_BOUND_TOKENS\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_BPOW_BASE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_FEE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_IN_RATIO\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_OUT_RATIO\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_TOTAL_WEIGHT\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MAX_WEIGHT\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MIN_BALANCE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MIN_BOUND_TOKENS\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MIN_BPOW_BASE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MIN_FEE\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"MIN_WEIGHT\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"src\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"whom\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"balance\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"denorm\",\"type\":\"uint256\"}],\"name\":\"bind\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenBalanceOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcInGivenOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenBalanceOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcOutGivenIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolSupply\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalWeight\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcPoolInGivenSingleOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountIn\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolSupply\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalWeight\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcPoolOutGivenSingleIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountOut\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolSupply\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalWeight\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcSingleInGivenPoolOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolSupply\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"totalWeight\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"poolAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcSingleOutGivenPoolIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenBalanceIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenBalanceOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"tokenWeightOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"calcSpotPrice\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"spotPrice\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"pure\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint8\",\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"decreaseApproval\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256[]\",\"name\":\"minAmountsOut\",\"type\":\"uint256[]\"}],\"name\":\"exitPool\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxPoolAmountIn\",\"type\":\"uint256\"}],\"name\":\"exitswapExternAmountOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountIn\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"poolAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"minAmountOut\",\"type\":\"uint256\"}],\"name\":\"exitswapPoolAmountIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[],\"name\":\"finalize\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"getBalance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getColor\",\"outputs\":[{\"internalType\":\"bytes32\",\"name\":\"\",\"type\":\"bytes32\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getController\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getCurrentTokens\",\"outputs\":[{\"internalType\":\"address[]\",\"name\":\"tokens\",\"type\":\"address[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"getDenormalizedWeight\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getFinalTokens\",\"outputs\":[{\"internalType\":\"address[]\",\"name\":\"tokens\",\"type\":\"address[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"getNormalizedWeight\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getNumTokens\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"}],\"name\":\"getSpotPrice\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"spotPrice\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"}],\"name\":\"getSpotPriceSansFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"spotPrice\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getSwapFee\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"getTotalDenormalizedWeight\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"gulp\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"increaseApproval\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"t\",\"type\":\"address\"}],\"name\":\"isBound\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isFinalized\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"isPublicSwap\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256[]\",\"name\":\"maxAmountsIn\",\"type\":\"uint256[]\"}],\"name\":\"joinPool\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"minPoolAmountOut\",\"type\":\"uint256\"}],\"name\":\"joinswapExternAmountIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"poolAmountOut\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"poolAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxAmountIn\",\"type\":\"uint256\"}],\"name\":\"joinswapPoolAmountOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"balance\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"denorm\",\"type\":\"uint256\"}],\"name\":\"rebind\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"manager\",\"type\":\"address\"}],\"name\":\"setController\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"bool\",\"name\":\"public_\",\"type\":\"bool\"}],\"name\":\"setPublicSwap\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"swapFee\",\"type\":\"uint256\"}],\"name\":\"setSwapFee\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"minAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxPrice\",\"type\":\"uint256\"}],\"name\":\"swapExactAmountIn\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"spotPriceAfter\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"tokenIn\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"maxAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"tokenOut\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"tokenAmountOut\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"maxPrice\",\"type\":\"uint256\"}],\"name\":\"swapExactAmountOut\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"tokenAmountIn\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"spotPriceAfter\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"src\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"dst\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"amt\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"token\",\"type\":\"address\"}],\"name\":\"unbind\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{\"calcInGivenOut(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcInGivenOut                                                                            // // aI = tokenAmountIn                                                                        // // bO = tokenBalanceOut               /  /     bO      \\\\    (wO / wI)      \\\\                 // // bI = tokenBalanceIn          bI * |  | ------------  | ^            - 1  |                // // aO = tokenAmountOut    aI =        \\\\  \\\\ ( bO - aO ) /                   /                 // // wI = tokenWeightIn           --------------------------------------------                 // // wO = tokenWeightOut                          ( 1 - sF )                                   // // sF = swapFee                                                                              //*********************************************************************************************\"},\"calcOutGivenIn(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcOutGivenIn                                                                            // // aO = tokenAmountOut                                                                       // // bO = tokenBalanceOut                                                                      // // bI = tokenBalanceIn              /      /            bI             \\\\    (wI / wO) \\\\      // // aI = tokenAmountIn    aO = bO * |  1 - | --------------------------  | ^            |     // // wI = tokenWeightIn               \\\\      \\\\ ( bI + ( aI * ( 1 - sF )) /              /      // // wO = tokenWeightOut                                                                       // // sF = swapFee                                                                              //*********************************************************************************************\"},\"calcPoolInGivenSingleOut(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcPoolInGivenSingleOut                                                                  // // pAi = poolAmountIn               // /               tAo             \\\\\\\\     / wO \\\\     \\\\   // // bO = tokenBalanceOut            // | bO - -------------------------- |\\\\   | ---- |     \\\\  // // tAo = tokenAmountOut      pS - ||   \\\\     1 - ((1 - (tO / tW)) * sF)/  | ^ \\\\ tW /  * pS | // // ps = poolSupply                 \\\\\\\\ -----------------------------------/                /  // // wO = tokenWeightOut  pAi =       \\\\\\\\               bO                 /                /   // // tW = totalWeight           -------------------------------------------------------------  // // sF = swapFee                                        ( 1 - eF )                            // // eF = exitFee                                                                              //*********************************************************************************************\"},\"calcPoolOutGivenSingleIn(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcPoolOutGivenSingleIn                                                                  // // pAo = poolAmountOut         /                                              \\\\              // // tAi = tokenAmountIn        ///      /     //    wI \\\\      \\\\\\\\       \\\\     wI \\\\             // // wI = tokenWeightIn        //| tAi *| 1 - || 1 - --  | * sF || + tBi \\\\    --  \\\\            // // tW = totalWeight     pAo=||  \\\\      \\\\     \\\\\\\\    tW /      //         | ^ tW   | * pS - pS // // tBi = tokenBalanceIn      \\\\\\\\  ------------------------------------- /        /            // // pS = poolSupply            \\\\\\\\                    tBi               /        /             // // sF = swapFee                \\\\                                              /              //*********************************************************************************************\"},\"calcSingleInGivenPoolOut(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcSingleInGivenPoolOut                                                                  // // tAi = tokenAmountIn              //(pS + pAo)\\\\     /    1    \\\\\\\\                           // // pS = poolSupply                 || ---------  | ^ | --------- || * bI - bI                // // pAo = poolAmountOut              \\\\\\\\    pS    /     \\\\(wI / tW)//                           // // bI = balanceIn          tAi =  --------------------------------------------               // // wI = weightIn                              /      wI  \\\\                                   // // tW = totalWeight                          |  1 - ----  |  * sF                            // // sF = swapFee                               \\\\      tW  /                                   //*********************************************************************************************\"},\"calcSingleOutGivenPoolIn(uint256,uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcSingleOutGivenPoolIn                                                                  // // tAo = tokenAmountOut            /      /                                             \\\\\\\\   // // bO = tokenBalanceOut           /      // pS - (pAi * (1 - eF)) \\\\     /    1    \\\\      \\\\\\\\  // // pAi = poolAmountIn            | bO - || ----------------------- | ^ | --------- | * b0 || // // ps = poolSupply                \\\\      \\\\\\\\          pS           /     \\\\(wO / tW)/      //  // // wI = tokenWeightIn      tAo =   \\\\      \\\\                                             //   // // tW = totalWeight                    /     /      wO \\\\       \\\\                             // // sF = swapFee                    *  | 1 - |  1 - ---- | * sF  |                            // // eF = exitFee                        \\\\     \\\\      tW /       /                             //*********************************************************************************************\"},\"calcSpotPrice(uint256,uint256,uint256,uint256,uint256)\":{\"notice\":\"******************************************************************************************** // calcSpotPrice                                                                             // // sP = spotPrice                                                                            // // bI = tokenBalanceIn                ( bI / wI )         1                                  // // bO = tokenBalanceOut         sP =  -----------  *  ----------                             // // wI = tokenWeightIn                 ( bO / wO )     ( 1 - sF )                             // // wO = tokenWeightOut                                                                       // // sF = swapFee                                                                              //*********************************************************************************************\"}}}},\"settings\":{\"compilationTarget\":{\"/ocean/non-ocean/balancer-core/contracts/BPool.sol\":\"BPool\"},\"evmVersion\":\"byzantium\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":100},\"remappings\":[]},\"sources\":{\"/ocean/non-ocean/balancer-core/contracts/BColor.sol\":{\"keccak256\":\"0xcf1ed6a3a6fae7926257262ea583e26b725a94902d0ca3b018e32cce3426404e\",\"urls\":[\"bzz-raw://c410c554680e9a4056cbb935b9f56c1e2a729ef401f8e827e99627867af655df\",\"dweb:/ipfs/QmQrdGdsT7katEUiH2jeM13qB7y27YosM75uDHhVAnm3sR\"]},\"/ocean/non-ocean/balancer-core/contracts/BConst.sol\":{\"keccak256\":\"0x841f1505feab665c28396a5e596e7ef538087847234f1b93e656a33b3eb283eb\",\"urls\":[\"bzz-raw://b24431b6242c142cb500503043b8876405a3d5e07cca4678bfa592cd76d33061\",\"dweb:/ipfs/QmNvyFrhATrRwQKWbSH3Unh8uHonEwdtYwnddtgKheUj3C\"]},\"/ocean/non-ocean/balancer-core/contracts/BMath.sol\":{\"keccak256\":\"0x33b23f581e9ca463b4989ebf1edc353d5490215d43921149a9090f7c007d9b93\",\"urls\":[\"bzz-raw://0ab26658da6983cd325bfc04364e02b3fa71552a7c01348294b0515d626dd55d\",\"dweb:/ipfs/QmXFpjj6Q1BoXYv8kz6vRkj2tyGGyGwW48haHKCw1oz8i4\"]},\"/ocean/non-ocean/balancer-core/contracts/BNum.sol\":{\"keccak256\":\"0x35ee281928601b5cc0b64fe87cd992f11c3ec53b59d046e2e344f6c343cd1c88\",\"urls\":[\"bzz-raw://a10e27baeb6a82e23829746854f43e1ea7733631d0426d084e0e114f4b873454\",\"dweb:/ipfs/QmdpjsU8rkemMGc3FRfYEvVwkj5LF641KVUGCnLNvkjJBn\"]},\"/ocean/non-ocean/balancer-core/contracts/BPool.sol\":{\"keccak256\":\"0xaf889738e49ce11952add4e5da8cfa0055a2f2cc4c082200fc4305648fa3307b\",\"urls\":[\"bzz-raw://3e7bdaed776af5209691d114a6455bd8fc0c85a9bc51bd8c45a0eee226623945\",\"dweb:/ipfs/QmUekZRLSj8PMHCg2nbhZNnUy4TEHLqwfDncjbYhQ75WrK\"]},\"/ocean/non-ocean/balancer-core/contracts/BToken.sol\":{\"keccak256\":\"0x8168aa8ac2bda34f49c3b045e9daafca461dcd1484f394608efd17a6cc830f6b\",\"urls\":[\"bzz-raw://2138263f13e99de7749446b23af6d8410a133508fa3a006eb603b91ed688aaef\",\"dweb:/ipfs/QmX45CPbyaCBMMFB18s6oBmywwYrdz5D14AKVR6KWrvLs2\"]}},\"version\":1}",
+  "bytecode": "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",
+  "deployedBytecode": "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",
+  "sourceMap": "2722:49:6:-;714:22532:5;2722:49:6;;714:22532:5;2722:49:6;;;;;;;;;;;;;;:::i;:::-;-1:-1:-1;2777:33:6;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;-1:-1:-1;2816:30:6;;;-1:-1:-1;;2816:30:6;2844:2;2816:30;;;2356:178:5;5:2:-1;;;;30:1;27;20:12;5:2;-1:-1;2387:11:5;:24;;2421:8;:21;;-1:-1:-1;;2421:21:5;-1:-1:-1;2401:10:5;2421:21;;;;;;;;;;917:12:1;2452:8:5;:18;-1:-1:-1;;2387:24:5;;;;-1:-1:-1;;2480:19:5;;;2509:10;:18;;-1:-1:-1;;2509:18:5;;;714:22532;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;714:22532:5;;;-1:-1:-1;714:22532:5;:::i;:::-;;;:::o;:::-;;;;;;;;;;;;;;;;;;;;:::o;:::-;;;;;;;",
+  "deployedSourceMap": "714:22532:5:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;714:22532:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;20904:1350;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;20904:1350:5;;-1:-1:-1;;;;;20904:1350:5;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;2853:81:6;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:100:-1;33:3;30:1;27:10;8:100;;;90:11;;;84:18;71:11;;;64:39;52:2;45:10;8:100;;;12:14;2853:81:6;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;3439:180;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3439:180:6;;-1:-1:-1;;;;;3439:180:6;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;1147:50:1;;;:::i;9827:481:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;;;;;;9827:481:5;;;;;;;;;;:::i;9340:::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;;;;;;9340:481:5;;;;;;;;;;:::i;3347:86:6:-;;;:::i;1439:54:1:-;;;:::i;1040:45::-;;;:::i;4409:483:6:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;;;;;;4409:483:6;;;;;;;;;;;;;;;;;:::i;2766:118:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;2766:118:5;-1:-1:-1;;;;;2766:118:5;;:::i;4338:131::-;;;:::i;:::-;;;;-1:-1:-1;;;;;4338:131:5;;;;;;;;;;;;;;3031:80:6;;;:::i;:::-;;;;;;;;;;;;;;;;;;;4475:341:5;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;4475:341:5;;:::i;:::-;;6415:1603;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;6415:1603:5;;-1:-1:-1;;;;;6415:1603:5;;;;;;;;;;;:::i;19606:1292::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;19606:1292:5;;-1:-1:-1;;;;;19606:1292:5;;;;;;;;;;;:::i;5023:242::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;5023:242:5;;;;:::i;5271:418::-;;;:::i;10314:925::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;10314:925:5;;;;;;;;;;;;;;21:11:-1;5:28;;2:2;;;46:1;43;36:12;2:2;10314:925:5;;35:9:-1;28:4;12:14;8:25;5:40;2:2;;;58:1;55;48:12;2:2;10314:925:5;;;;;;101:9:-1;95:2;81:12;77:21;67:8;63:36;60:51;39:11;25:12;22:29;11:108;8:2;;;132:1;129;122:12;8:2;-1:-1;10314:925:5;;-1:-1:-1;10314:925:5;-1:-1:-1;10314:925:5;:::i;8611:1167:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;8611:1167:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;17204:1173:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;17204:1173:5;;-1:-1:-1;;;;;17204:1173:5;;;;;;;;;;;:::i;3879:388:6:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3879:388:6;;-1:-1:-1;;;;;3879:388:6;;;;;;:::i;18383:1217:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;18383:1217:5;;-1:-1:-1;;;;;18383:1217:5;;;;;;;;;;;:::i;3241:100:6:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3241:100:6;-1:-1:-1;;;;;3241:100:6;;:::i;876:53:1:-;;;:::i;14777:2420:5:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;;;;;;14777:2420:5;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;12346:2425;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;;;;;;12346:2425:5;;;;;;;;;;;;;;;;;;;;;;;;;:::i;13224:1254:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;13224:1254:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;6465:1140::-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;6465:1140:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;1203:54:1:-;;;:::i;10884:1234:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;10884:1234:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;9116:218:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;9116:218:5;-1:-1:-1;;;;;9116:218:5;;:::i;2654:106::-;;;:::i;4822:195::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;4822:195:5;-1:-1:-1;;;;;4822:195:5;;:::i;3576:142::-;;;:::i;1264:51:1:-;;;:::i;3352:218:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3352:218:5;-1:-1:-1;;;;;3352:218:5;;:::i;2940:85:6:-;;;:::i;1555:59:1:-;;;:::i;795:117:0:-;;;:::i;1636:494:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;1636:494:3;;;;;;;;;;;;;;;;;;;;;;:::i;4273:130:6:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;4273:130:6;;-1:-1:-1;;;;;4273:130:6;;;;;;:::i;11245:1094:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;11245:1094:5;;;;;;;;;;;;;;21:11:-1;5:28;;2:2;;;46:1;43;36:12;2:2;11245:1094:5;;35:9:-1;28:4;12:14;8:25;5:40;2:2;;;58:1;55;48:12;2:2;11245:1094:5;;;;;;101:9:-1;95:2;81:12;77:21;67:8;63:36;60:51;39:11;25:12;22:29;11:108;8:2;;;132:1;129;122:12;8:2;-1:-1;11245:1094:5;;-1:-1:-1;11245:1094:5;-1:-1:-1;11245:1094:5;:::i;827:42:1:-;;;:::i;779:::-;;;:::i;1322:46::-;;;:::i;3136:664:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;3136:664:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;935:50:1:-;;;:::i;1374:59::-;;;:::i;3152:194:5:-;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:100:-1;33:3;30:1;27:10;8:100;;;90:11;;;84:18;71:11;;;64:39;52:2;45:10;8:100;;;12:14;3152:194:5;;;;;;;;;;;;;;;;;991:42:1;;;:::i;3008:138:5:-;;;:::i;2890:112::-;;;:::i;8024:1010::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;8024:1010:5;-1:-1:-1;;;;;8024:1010:5;;:::i;4210:122::-;;;:::i;3625:248:6:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3625:248:6;;-1:-1:-1;;;;;3625:248:6;;;;;;:::i;3117:118::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;;;;;;3117:118:6;;;;;;;;;;:::i;5696:713:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;5696:713:5;;-1:-1:-1;;;;;5696:713:5;;;;;;;;;;;:::i;1500:49:1:-;;;:::i;3724:266:5:-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3724:266:5;-1:-1:-1;;;;;3724:266:5;;:::i;3996:208::-;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;3996:208:5;-1:-1:-1;;;;;3996:208:5;;:::i;4806:653:3:-;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;-1:-1;4806:653:3;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;2540:108:5:-;;;:::i;20904:1350::-;1567:39;;;;;;;1597:8;1567:39;;;;;;21062:17;;1585:10;;-1:-1:-1;;;;;;1576:7:5;;;;21062:17;;1597:8;;1567:39;;;;;21062:17;1597:8;;21062:17;1567:39;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;21103:10;;1699:13;21103:10;21095:40;;;;;-1:-1:-1;;;;;21095:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;21095:40:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;21153:18:5;;;;;;:8;:18;;;;;:24;;;21145:50;;;;;-1:-1:-1;;;;;21145:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;21145:50:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;21236:18:5;;;;;;:8;:18;;;;;:26;;;;;21231:47;;766:6:1;1597:8;;1609:5;1596:18;21231:4:5;:47::i;:::-;21213:14;:65;;21205:95;;;;;-1:-1:-1;;;;;21205:95:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;21205:95:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;21338:18:5;;21311:24;21338:18;;;:8;:18;;;;;21436:17;;;;-1:-1:-1;21483:16:5;;;;21529:12;;21571;;21657:8;;21382:309;;21436:17;21483:16;21529:12;21571;21613:14;;21382:24;:309::i;:::-;21367:324;-1:-1:-1;21710:17:5;21702:45;;;;;-1:-1:-1;;;;;21702:45:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;21702:45:5;;;;;;;;;;;;;;;21781:15;21765:12;:31;;21757:56;;;;;-1:-1:-1;;;;;21757:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;21757:56:5;;;;;;;;;;;;;;;21844:39;21849:9;:17;;;21868:14;21844:4;:39::i;:::-;21824:17;;;:59;21894:12;21909:28;21914:12;21894;21909:4;:28::i;:::-;21953:46;;;;;;;;-1:-1:-1;;;21894:43:5;;-1:-1:-1;;;;;;21953:46:5;;;21962:10;;21953:46;-1:-1:-1;;;;;;;;;21953:46:5;;;;;;;;;22010:40;22025:10;22037:12;22010:14;:40::i;:::-;22060:43;22075:27;22080:12;22094:7;22075:4;:27::i;:::-;22060:14;:43::i;:::-;22128:8;;22113:33;;22128:8;;;-1:-1:-1;;;;;22128:8:5;22138:7;22113:14;:33::i;:::-;22156:53;22172:8;22182:10;22194:14;22156:15;:53::i;:::-;-1:-1:-1;;1733:6:5;:14;;-1:-1:-1;;1733:14:5;;;20904:1350;;-1:-1:-1;;;20904:1350:5:o;2853:81:6:-;2922:5;2915:12;;;;;;;;;;;;;-1:-1:-1;;2915:12:6;;;;;;;;;;;;;;;;;;;;;;;;;;2890:13;;2915:12;;2922:5;;2915:12;;;2922:5;2915:12;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;2853:81;:::o;3439:180::-;3524:10;3497:4;3513:22;;;:10;:22;;;;;;;;-1:-1:-1;;;;;3513:27:6;;;;;;;;;;;:33;;;3561:30;;;;;;;-1:-1:-1;;3497:4:6;;3513:27;;3524:10;;3561:30;;3497:4;;3513:22;-1:-1:-1;3497:4:6;-1:-1:-1;;;;;3561:30:6;;;;;;;-1:-1:-1;3608:4:6;3439:180;;;;;:::o;1147:50:1:-;1188:9;1147:50;:::o;9827:481:5:-;1801:6;;9949:14;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;9987:17:5;;;;;;:8;:17;;;;;:23;;;9979:49;;;;;-1:-1:-1;;;;;9979:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;9979:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;10046:18:5;;;;;;:8;:18;;;;;:24;;;10038:50;;;;;-1:-1:-1;;;;;10038:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;10038:50:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;10124:17:5;;;10098:23;10124:17;;;:8;:17;;;;;;10178:18;;;;;;;10227:16;;;;;-1:-1:-1;10245:15:5;;;;10262:17;;;;10281:16;;;;10178:18;;10213:88;;10227:16;;10245:15;10281:16;10213:13;:88::i;:::-;10206:95;9827:481;-1:-1:-1;;;;;9827:481:5:o;9340:::-;1801:6;;9455:14;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;9493:17:5;;;;;;:8;:17;;;;;:23;;;9485:49;;;;;-1:-1:-1;;;;;9485:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;9485:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;9552:18:5;;;;;;:8;:18;;;;;:24;;;9544:50;;;;;-1:-1:-1;;;;;9544:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;9544:50:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;9630:17:5;;;9604:23;9630:17;;;:8;:17;;;;;;9684:18;;;;;;;9733:16;;;;;-1:-1:-1;9751:15:5;;;;9768:17;;;;9787:16;;;;9805:8;;9719:95;;9751:15;9768:17;9787:16;9719:13;:95::i;3347:86:6:-;3414:12;;3347:86;:::o;1439:54:1:-;1487:6;766;1480:13;;1439:54;:::o;1040:45::-;766:6;1040:45;:::o;4409:483:6:-;4485:4;-1:-1:-1;;;;;4509:17:6;;:10;:17;;:55;;-1:-1:-1;;;;;;4537:15:6;;;;;;-1:-1:-1;4537:15:6;;;;;;;;4553:10;4537:27;;;;;;;;4530:34;;;4509:55;4501:89;;;;;-1:-1:-1;;;;;4501:89:6;;;;;;;;;;;;;;;;;;;;;;;;;;;;4600:20;4606:3;4611;4616;4600:5;:20::i;:::-;-1:-1:-1;;;;;4634:17:6;;:10;:17;;;;:63;;-1:-1:-1;;;;;;4655:15:6;;;;;;-1:-1:-1;4655:15:6;;;;;;;;4671:10;4655:27;;;;;;;;-1:-1:-1;;4655:42:6;;4634:63;4630:235;;;-1:-1:-1;;;;;4748:15:6;;;;;;-1:-1:-1;4748:15:6;;;;;;;;4764:10;4748:27;;;;;;;;4743:38;;4777:3;4743:4;:38::i;:::-;-1:-1:-1;;;;;4713:15:6;;;;;;;-1:-1:-1;4713:15:6;;;;;;;;4729:10;4713:27;;;;;;;;;:68;;;4800:54;;;;;;;-1:-1:-1;;4800:54:6;;;;4729:10;;4800:54;;;;4713:15;-1:-1:-1;4713:15:6;-1:-1:-1;;;;;4800:54:6;;;;;;;;;4630:235;-1:-1:-1;4881:4:6;4409:483;;;;;:::o;2766:118:5:-;-1:-1:-1;;;;;2860:11:5;2833:4;2860:11;;;:8;:11;;;;;:17;;;;2766:118::o;4338:131::-;1801:6;;4421:7;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;4451:11:5;;-1:-1:-1;;;;;4451:11:5;;4338:131::o;3031:80:6:-;3095:9;;;;3031:80;:::o;4475:341:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;4580:10;;1699:13;4580:10;4579:11;4571:40;;;;;-1:-1:-1;;;;;4571:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;4571:40:5;;;;;;;;;;;;;;;4643:11;;-1:-1:-1;;;;;4643:11:5;4629:10;:25;4621:56;;;;;-1:-1:-1;;;;;4621:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;4621:56:5;;;;;;;;;;;;;;;917:12:1;4695:18:5;;;4687:42;;;;;-1:-1:-1;;;;;4687:42:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;976:9:1;4747:18:5;;;4739:42;;;;;-1:-1:-1;;;;;4739:42:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;4791:8;:18;1733:6;:14;;-1:-1:-1;;1733:14:5;;;4475:341::o;6415:1603::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;;-1:-1:-1;;1699:13:5;;;;;;6555:11;;-1:-1:-1;;;;;6555:11:5;6541:10;:25;6533:56;;;;;-1:-1:-1;;;;;6533:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;6533:56:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;6607:15:5;;;;;;:8;:15;;;;;:21;;;6599:47;;;;;-1:-1:-1;;;;;6599:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;6599:47:5;;;;;;;;;;;;;;;6665:10;;;;6664:11;6656:40;;;;;-1:-1:-1;;;;;6656:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;6656:40:5;;;;;;;;;;;;;;;766:6:1;6715::5;:20;;6707:47;;;;;-1:-1:-1;;;;;6707:47:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;1132:9:1;6772:20:5;;;6764:47;;;;;-1:-1:-1;;;;;6764:47:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;1244:13:1;6829:22:5;;;6821:50;;;;;-1:-1:-1;;;;;6821:50:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;6944:15:5;;6927:14;6944:15;;;:8;:15;;;;;-1:-1:-1;6944:22:5;;6980:18;;;6976:299;;;7029:43;7034:12;;7048:23;7053:6;7061:9;7048:4;:23::i;:::-;7029:4;:43::i;:::-;7014:12;:58;;;1188:9:1;-1:-1:-1;7094:32:5;7086:65;;;;;-1:-1:-1;;;;;7086:65:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;6976:299;;;7181:9;7172:6;:18;7168:107;;;7221:43;7226:12;;7240:23;7245:9;7256:6;7240:4;:23::i;:::-;7221:4;:43::i;:::-;7206:12;:58;7168:107;-1:-1:-1;;;;;7292:15:5;;;;;;:8;:15;;;;;-1:-1:-1;7292:22:5;;:31;;;7414:23;;;;7447:33;;;;7494:20;;;7490:522;;;7530:61;7546:5;7553:10;7565:25;7570:7;7579:10;7565:4;:25::i;:::-;7530:15;:61::i;:::-;7490:522;;;7622:10;7612:7;:20;7608:404;;;7725:26;7754:25;7759:10;7771:7;7754:4;:25::i;:::-;7725:54;;7793:17;7813:37;7818:21;1032:1:1;7813:4:5;:37::i;:::-;7793:57;;7864:77;7880:5;7887:10;7899:41;7904:21;7927:12;7899:4;:41::i;:::-;7864:15;:77::i;:::-;7978:8;;7955:46;;7971:5;;7978:8;;;-1:-1:-1;;;;;7978:8:5;7988:12;7955:15;:46::i;:::-;7608:404;;;-1:-1:-1;;1733:6:5;:14;;-1:-1:-1;;1733:14:5;;;-1:-1:-1;;;6415:1603:5:o;19606:1292::-;1567:39;;;;;;;1597:8;1567:39;;;;;;19756:19;;1585:10;;-1:-1:-1;;;;;;1576:7:5;;;;19756:19;;1597:8;;1567:39;;;;;19756:19;1597:8;;19756:19;1567:39;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;19799:10;;1699:13;19799:10;19791:40;;;;;-1:-1:-1;;;;;19791:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;19791:40:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;19849:18:5;;;;;;:8;:18;;;;;:24;;;19841:50;;;;;-1:-1:-1;;;;;19841:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;19841:50:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;19929:18:5;;19902:24;19929:18;;;:8;:18;;;;;20029:17;;;;-1:-1:-1;20076:16:5;;;;20122:12;;20164;;20248:8;;19975:307;;20029:17;20076:16;20122:12;20164;20206;;19975:24;:307::i;:::-;19958:324;;20319:12;20301:14;:30;;20293:56;;;;;-1:-1:-1;;;;;20293:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;20293:56:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;20399:18:5;;;;;;:8;:18;;;;;:26;;;;;20394:47;;766:6:1;1597:8;;20394:47:5;20376:14;:65;;20368:95;;;;;-1:-1:-1;;;;;20368:95:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;20368:95:5;;;;;;;;;;;;;;;20494:39;20499:9;:17;;;20518:14;20494:4;:39::i;:::-;20474:17;;;:59;20544:12;20559:28;20564:12;20544;20559:4;:28::i;:::-;20603:46;;;;;;;;-1:-1:-1;;;20544:43:5;;-1:-1:-1;;;;;;20603:46:5;;;20612:10;;20603:46;-1:-1:-1;;;;;;;;;20603:46:5;;;;;;;;;20660:40;20675:10;20687:12;20660:14;:40::i;:::-;20710:43;20725:27;20730:12;20744:7;20725:4;:27::i;20710:43::-;20778:8;;20763:33;;20778:8;;;-1:-1:-1;;;;;20778:8:5;20788:7;20763:14;:33::i;:::-;20806:53;20822:8;20832:10;20844:14;20806:15;:53::i;5023:242::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;5130:10;;1699:13;5130:10;5129:11;5121:40;;;;;-1:-1:-1;;;;;5121:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;5121:40:5;;;;;;;;;;;;;;;5193:11;;-1:-1:-1;;;;;5193:11:5;5179:10;:25;5171:56;;;;;-1:-1:-1;;;;;5171:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;5171:56:5;;;;;;;;;;;;;;;5237:11;:21;;;;;-1:-1:-1;;;5237:21:5;-1:-1:-1;;5237:21:5;;;;;;;;;1733:6;:14;;-1:-1:-1;;1733:14:5;;;5023:242::o;5271:418::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;;-1:-1:-1;;1699:13:5;;;;;;5374:11;;-1:-1:-1;;;;;5374:11:5;5360:10;:25;5352:56;;;;;-1:-1:-1;;;;;5352:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;5352:56:5;;;;;;;;;;;;;;;5427:10;;;;5426:11;5418:40;;;;;-1:-1:-1;;;;;5418:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;5418:40:5;;;;;;;;;;;;;;;5476:7;:14;820:1:1;-1:-1:-1;5476:34:5;5468:61;;;;;-1:-1:-1;;;;;5468:61:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;5540:10;:17;;-1:-1:-1;;5540:17:5;5553:4;5540:17;;;5567:11;:18;;-1:-1:-1;;5567:18:5;-1:-1:-1;;;5567:18:5;;;5596:32;1305:10:1;5596:14:5;:32::i;:::-;5638:44;5653:10;1305::1;5638:14:5;:44::i;:::-;1733:6;:14;;-1:-1:-1;;1733:14:5;;;5271:418::o;10314:925::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;10451:10;;1699:13;10451:10;10443:40;;;;;-1:-1:-1;;;;;10443:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;10443:40:5;;;;;;;;;;;;;;;10494:14;10511:13;:11;:13::i;:::-;10494:30;;10534:10;10547:30;10552:13;10567:9;10547:4;:30::i;:::-;10534:43;-1:-1:-1;10595:10:5;10587:38;;;;;-1:-1:-1;;;;;10587:38:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;10587:38:5;;;;;;;;;;;;;;;10641:6;10636:507;10657:7;:14;10653:18;;10636:507;;;10692:9;10704:7;10712:1;10704:10;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;10704:10:5;10739:11;;;:8;:11;;;;;;:19;;;10704:10;;-1:-1:-1;10739:19:5;10793:16;10798:5;10739:19;10793:4;:16::i;:::-;10772:37;-1:-1:-1;10831:18:5;10823:46;;;;;-1:-1:-1;;;;;10823:46:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;10823:46:5;;;;;;;;;;;;;;;10908:12;;10921:1;10908:15;;;;;;;;;;;;;10891:13;:32;;10883:57;;;;;-1:-1:-1;;;;;10883:57:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;10883:57:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;10981:11:5;;;;;;:8;:11;;;;;:19;;;10976:40;;11002:13;10976:4;:40::i;:::-;-1:-1:-1;;;;;10954:11:5;;;;;;:8;:11;;;;;;;;:19;;:62;;;;11035:38;;;;;;;-1:-1:-1;;10954:11:5;;11044:10;;11035:38;;10954:11;;-1:-1:-1;10954:11:5;-1:-1:-1;;;;;11035:38:5;;;;;;;;;11087:45;11103:1;11106:10;11118:13;11087:15;:45::i;:::-;-1:-1:-1;;;10673:3:5;;10636:507;;;;11152:29;11167:13;11152:14;:29::i;:::-;11191:41;11206:10;11218:13;11191:14;:41::i;8611:1167:3:-;8846:18;8880:21;8904:32;8909:13;8924:11;8904:4;:32::i;:::-;8880:56;;8946:18;8967:31;8972:10;8984:13;8967:4;:31::i;:::-;8946:52;;9008:14;9025:31;9030:13;9045:10;9025:4;:31::i;:::-;9008:48;;9131:8;9142:28;766:6:1;9153:16:3;9142:4;:28::i;:::-;9131:39;;9181:17;9201:20;9206:9;9217:3;9201:4;:20::i;:::-;9181:40;;9231:22;9256:34;9261:12;9275:14;9256:4;:34::i;:::-;9231:59;;9300:26;9329:39;9334:17;9353:14;9329:4;:39::i;:::-;9300:68;;9617:8;9628:43;9633:28;766:6:1;9644:16:3;9633:4;:28::i;:::-;9663:7;9628:4;:43::i;:::-;9617:54;;9697:44;9702:21;9725:15;766:6:1;9736:3:3;9725:4;:15::i;:::-;9697:4;:44::i;:::-;9681:60;8611:1167;-1:-1:-1;;;;;;;;;;;;;;;8611:1167:3:o;17204:1173:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;17360:18;;1585:10;;-1:-1:-1;;;;;;1576:7:5;;;;17360:18;;1597:8;;1567:39;;;;;17360:18;1597:8;;17360:18;1567:39;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;17411:10;;1699:13;17411:10;17403:40;;;;;-1:-1:-1;;;;;17403:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;17403:40:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;17461:17:5;;;;;;:8;:17;;;;;:23;;;17453:49;;;;;-1:-1:-1;;;;;17453:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;17453:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;17542:17:5;;;;;;:8;:17;;;;;:25;;;17537:45;;-1:-1:-1;766:6:1;1541:8;;17537:4:5;:45::i;:::-;17520:13;:62;;17512:91;;;;;-1:-1:-1;;;;;17512:91:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;17512:91:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;17640:17:5;;17614:23;17640:17;;;:8;:17;;;;;17738:16;;;;-1:-1:-1;17784:15:5;;;;17829:12;;17871;;17956:8;;17684:306;;17738:16;17784:15;17829:12;17871;17913:13;;17684:24;:306::i;:::-;17668:322;;18026:16;18009:13;:33;;18001:59;;;;;-1:-1:-1;;;;;18001:59:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;18001:59:5;;;;;;;;;;;;;;;18090:37;18095:8;:16;;;18113:13;18090:4;:37::i;:::-;18071:16;;;:56;18143:44;;;;;;;;-1:-1:-1;;;;;18143:44:5;;;18152:10;;-1:-1:-1;;;;;;;;;;;18143:44:5;;;;;;;;18198:29;18213:13;18198:14;:29::i;:::-;18237:41;18252:10;18264:13;18237:14;:41::i;:::-;18288:51;18304:7;18313:10;18325:13;18288:15;:51::i;:::-;-1:-1:-1;1733:6:5;:14;;-1:-1:-1;;1733:14:5;;;17204:1173;;-1:-1:-1;;;17204:1173:5:o;3879:388:6:-;3989:10;3946:4;3978:22;;;:10;:22;;;;;;;;-1:-1:-1;;;;;3978:27:6;;;;;;;;;;4019:14;;;4015:156;;;4060:10;4079:1;4049:22;;;:10;:22;;;;;;;;-1:-1:-1;;;;;4049:27:6;;;;;;;;;:31;4015:156;;;4141:19;4146:8;4156:3;4141:4;:19::i;:::-;4122:10;4111:22;;;;:10;:22;;;;;;;;-1:-1:-1;;;;;4111:27:6;;;;;;;;;:49;4015:156;4194:10;4211:22;;;;:10;:22;;;;;;;;-1:-1:-1;;;;;4185:54:6;;4211:27;;;;;;;;;;4185:54;;;;;;;-1:-1:-1;;4185:54:6;;4194:10;4185:54;;4211:22;-1:-1:-1;4211:22:6;-1:-1:-1;;;;;4185:54:6;;;;;;;;;;-1:-1:-1;4256:4:6;;3879:388;-1:-1:-1;;;3879:388:6:o;18383:1217:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;18533:18;;1585:10;;-1:-1:-1;;;;;;1576:7:5;;;;18533:18;;1597:8;;1567:39;;;;;18533:18;1597:8;;18533:18;1567:39;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;18575:10;;1699:13;18575:10;18567:40;;;;;-1:-1:-1;;;;;18567:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;18567:40:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;18625:17:5;;;;;;:8;:17;;;;;:23;;;18617:49;;;;;-1:-1:-1;;;;;18617:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;18617:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;18703:17:5;;18677:23;18703:17;;;:8;:17;;;;;18801:16;;;;-1:-1:-1;18847:15:5;;;;18892:12;;18934;;19019:8;;18747:306;;18801:16;18847:15;18892:12;18934;18976:13;;18747:24;:306::i;:::-;18731:322;-1:-1:-1;19072:18:5;19064:46;;;;;-1:-1:-1;;;;;19064:46:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;19064:46:5;;;;;;;;;;;;;;;19145:11;19128:13;:28;;19120:53;;;;;-1:-1:-1;;;;;19120:53:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;19120:53:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;19222:17:5;;;;;;:8;:17;;;;;:25;;;19217:45;;-1:-1:-1;766:6:1;1541:8;;19217:45:5;19200:13;:62;;19192:91;;;;;-1:-1:-1;;;;;19192:91:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;19192:91:5;;;;;;;;;;;;;;;19313:37;19318:8;:16;;;19336:13;19313:4;:37::i;:::-;19294:16;;;:56;19366:44;;;;;;;;-1:-1:-1;;;;;19366:44:5;;;19375:10;;-1:-1:-1;;;;;;;;;;;19366:44:5;;;;;;;;19421:29;19436:13;19421:14;:29::i;:::-;19460:41;19475:10;19487:13;19460:14;:41::i;:::-;19511:51;19527:7;19536:10;19548:13;19511:15;:51::i;3241:100:6:-;-1:-1:-1;;;;;3320:14:6;3297:4;3320:14;;;;;;;;;;;;3241:100::o;876:53:1:-;924:5;766:6;917:12;;14777:2420:5;1567:39;;;;;;;1597:8;1567:39;;;;;;-1:-1:-1;;;;1585:10:5;;1576:7;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1567:39:5;;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;-1:-1:-1;;;;;15068:17:5;;-1:-1:-1;15068:17:5;;;:8;:17;;;;;:23;1699:13;15068:23;15060:49;;;;;-1:-1:-1;;;;;15060:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;15060:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;15127:18:5;;;;;;:8;:18;;;;;:24;;;15119:50;;;;;-1:-1:-1;;;;;15119:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;15119:50:5;;;;;;;;;;;;;;;15187:11;;-1:-1:-1;;;15187:11:5;;;;15179:43;;;;;-1:-1:-1;;;;;15179:43:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;15259:26:5;;;15233:23;15259:26;;;:8;:26;;;;;;15322:27;;;;;;;15391:17;;;;;15386:38;;766:6:1;1597:8;;15386:38:5;15368:14;:56;;15360:86;;;;;-1:-1:-1;;;;;15360:86:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;15360:86:5;;;;;;;;;;;;;;;15457:20;15480:309;15531:8;:16;;;15585:8;:15;;;15638:9;:17;;;15693:9;:16;;;15747:8;;15480:13;:309::i;:::-;15457:332;;15826:8;15807:15;:27;;15799:59;;;;;-1:-1:-1;;;;;15799:59:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;15885:306;15929:8;:16;;;15975:8;:15;;;16020:9;:17;;;16067:9;:16;;;16113:14;16157:8;;15885:14;:306::i;:::-;15869:322;;16226:11;16209:13;:28;;16201:53;;;;;-1:-1:-1;;;;;16201:53:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;16201:53:5;;;;;;;;;;;;;;;16284:37;16289:8;:16;;;16307:13;16284:4;:37::i;:::-;16265:8;:16;;:56;;;;16351:39;16356:9;:17;;;16375:14;16351:4;:39::i;:::-;16331:17;;;;:59;;;16465:16;;;16515:15;;;;;16615:16;;;;16665:8;;16418:285;;16331:59;16615:16;16418:13;:285::i;:::-;16401:302;;16739:15;16721:14;:33;;16713:61;;;;;-1:-1:-1;;;;;16713:61:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;16713:61:5;;;;;;;;;;;;;;;16810:8;16792:14;:26;;16784:54;;;;;-1:-1:-1;;;;;16784:54:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;16875:35;16880:13;16895:14;16875:4;:35::i;:::-;16856:15;:54;;16848:82;;;;;-1:-1:-1;;;;;16848:82:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;16848:82:5;;;;;;;;;;;;;;;16946:70;;;;;;;;;;;;;;-1:-1:-1;;;;;16946:70:5;;;;;;;;16955:10;;16946:70;;;;;;;;;;;17027:51;17043:7;17052:10;17064:13;17027:15;:51::i;:::-;17088:53;17104:8;17114:10;17126:14;17088:15;:53::i;:::-;-1:-1:-1;;1733:6:5;:14;;-1:-1:-1;;1733:14:5;;;-1:-1:-1;14777:2420:5;;;;-1:-1:-1;14777:2420:5;-1:-1:-1;;;;14777:2420:5:o;12346:2425::-;1567:39;;;;;;;1597:8;1567:39;;;;;;-1:-1:-1;;;;1585:10:5;;1576:7;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1567:39:5;;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;-1:-1:-1;;;;;12637:17:5;;-1:-1:-1;12637:17:5;;;:8;:17;;;;;:23;1699:13;12637:23;12629:49;;;;;-1:-1:-1;;;;;12629:49:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;12629:49:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;12696:18:5;;;;;;:8;:18;;;;;:24;;;12688:50;;;;;-1:-1:-1;;;;;12688:50:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;12688:50:5;;;;;;;;;;;;;;;12756:11;;-1:-1:-1;;;12756:11:5;;;;12748:43;;;;;-1:-1:-1;;;;;12748:43:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;12828:26:5;;;12802:23;12828:26;;;:8;:26;;;;;;12891:27;;;;;;;12959:16;;;;12954:36;;-1:-1:-1;766:6:1;1541:8;;12954:36:5;12937:13;:53;;12929:82;;;;;-1:-1:-1;;;;;12929:82:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;12929:82:5;;;;;;;;;;;;;;;13022:20;13045:309;13096:8;:16;;;13150:8;:15;;;13203:9;:17;;;13258:9;:16;;;13312:8;;13045:13;:309::i;:::-;13022:332;;13391:8;13372:15;:27;;13364:59;;;;;-1:-1:-1;;;;;13364:59:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;13451:305;13495:8;:16;;;13541:8;:15;;;13586:9;:17;;;13633:9;:16;;;13679:13;13722:8;;13451:14;:305::i;:::-;13434:322;;13792:12;13774:14;:30;;13766:56;;;;;-1:-1:-1;;;;;13766:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;13766:56:5;;;;;;;;;;;;;;;13852:37;13857:8;:16;;;13875:13;13852:4;:37::i;:::-;13833:8;:16;;:56;;;;13919:39;13924:9;:17;;;13943:14;13919:4;:39::i;:::-;13899:17;;;;:59;;;14033:16;;;14083:15;;;;;14183:16;;;;14233:8;;13986:285;;13899:59;14183:16;13986:13;:285::i;:::-;13969:302;;14307:15;14289:14;:33;;14281:61;;;;;-1:-1:-1;;;;;14281:61:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;14281:61:5;;;;;;;;;;;;;;;14383:8;14365:14;:26;;14357:54;;;;;-1:-1:-1;;;;;14357:54:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;14448:35;14453:13;14468:14;14448:4;:35::i;:::-;14429:15;:54;;14421:82;;;;;-1:-1:-1;;;;;14421:82:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;14421:82:5;;;;;;;;;;;;;;;14519:70;;;;;;;;;;;;;;-1:-1:-1;;;;;14519:70:5;;;;;;;;14528:10;;14519:70;;;;;;;;;;;14600:51;14616:7;14625:10;14637:13;14600:15;:51::i;:::-;14661:53;14677:8;14687:10;14699:14;14661:15;:53::i;13224:1254:3:-;13462:17;13549:21;13573:33;13578:14;13594:11;13573:4;:33::i;:::-;13549:57;;13687:8;13698:28;766:6:1;13709:16:3;13698:4;:28::i;:::-;13687:39;;13736:8;13747:18;13752:3;13757:7;13747:4;:18::i;:::-;13736:29;;13776:32;13811:37;13816:14;13832:15;766:6:1;13843:3:3;13832:4;:15::i;13811:37::-;13776:72;;13859:23;13885:50;13890:15;13907:27;13885:4;:50::i;:::-;13859:76;;13945:18;13966:41;13971:18;13991:15;13966:4;:41::i;:::-;13945:62;;14084:14;14101:37;14106:13;14121:16;14101:4;:37::i;:::-;14084:54;;14148:18;14169:27;14174:9;14185:10;14169:4;:27::i;:::-;14148:48;;14206:29;14238:31;14243:10;14255:13;14238:4;:31::i;:::-;14206:63;;14390:52;14395:24;14421:20;766:6:1;1032:1;14421:4:3;:20::i;14390:52::-;14375:67;-1:-1:-1;;;;;;;;;;13224:1254:3;;;;;;;;:::o;6465:1140::-;6700:18;6978:21;7002:32;7007:13;7022:11;7002:4;:32::i;:::-;6978:56;;7044:8;7055:43;7060:28;766:6:1;7071:16:3;7060:4;:28::i;:::-;7090:7;7055:4;:43::i;:::-;7044:54;;7109:26;7138:36;7143:13;7158:15;766:6:1;7169:3:3;7158:4;:15::i;:::-;7138:4;:36::i;:::-;7109:65;;7185:22;7210:43;7215:14;7231:21;7210:4;:43::i;:::-;7185:68;;7263:17;7283:39;7288:17;7307:14;7283:4;:39::i;:::-;7263:59;;7400:14;7417:36;7422:12;7436:16;7417:4;:36::i;:::-;7400:53;;7463:18;7484:27;7489:9;7500:10;7484:4;:27::i;:::-;7463:48;;7537:31;7542:13;7557:10;7537:4;:31::i;:::-;7521:47;6465:1140;-1:-1:-1;;;;;;;;;;;;;;6465:1140:3:o;1203:54:1:-;1251:6;766;1244:13;;10884:1234:3;11120:19;11155:21;11179:33;11184:14;11200:11;11179:4;:33::i;:::-;11155:57;;11317:29;11349:40;11354:12;11368:20;766:6:1;1032:1;11368:4:3;:20::i;11349:40::-;11317:72;;11399:18;11420:42;11425:10;11437:24;11420:4;:42::i;:::-;11399:63;;11472:14;11489:31;11494:13;11509:10;11489:4;:31::i;:::-;11472:48;;11590:18;11611:45;11616:9;11627:28;766:6:1;11638:16:3;11627:4;:28::i;:::-;11611:4;:45::i;:::-;11590:66;;11666:23;11692:36;11697:13;11712:15;11692:4;:36::i;:::-;11666:62;;11739:32;11774:41;11779:15;11796:18;11774:4;:41::i;:::-;11739:76;;11948:8;11959:43;11964:28;766:6:1;11975:16:3;11964:4;:28::i;11959:43::-;11948:54;;12030:50;12035:27;12064:15;766:6:1;12075:3:3;12064:4;:15::i;9116:218:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;-1:-1:-1;;;;;9214:15:5;;-1:-1:-1;9214:15:5;;;:8;:15;;;;;:21;1699:13;9214:21;9206:47;;;;;-1:-1:-1;;;;;9206:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;9206:47:5;;;;;;;;;;;;;;;9289:38;;;;;;9321:4;9289:38;;;;;;-1:-1:-1;;;;;9289:23:5;;;;;:38;;;;;;;;;;;;;;:23;:38;;;5:2:-1;;;;30:1;27;20:12;5:2;9289:38:5;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;9289:38:5;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;9289:38:5;-1:-1:-1;;;;;9263:15:5;;;;;;;;:8;9289:38;9263:15;;;;:23;;:64;1733:6;:14;;-1:-1:-1;;1733:14:5;;;9116:218::o;2654:106::-;2743:10;;;;2654:106;:::o;4822:195::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;;-1:-1:-1;;1699:13:5;;;;;;4945:11;;-1:-1:-1;;;;;4945:11:5;4931:10;:25;4923:56;;;;;-1:-1:-1;;;;;4923:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;4923:56:5;;;;;;;;;;;;;;;4989:11;:21;;-1:-1:-1;;;;;;4989:21:5;-1:-1:-1;;;;;4989:21:5;;;;;;;;;;1733:6;:14;;-1:-1:-1;;1733:14:5;;;4822:195::o;3576:142::-;1801:6;;3672:4;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;3699:12:5;;3576:142;:::o;1264:51:1:-;1305:10;1264:51;:::o;3352:218:5:-;1801:6;;3456:4;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;3485:15:5;;;;;;:8;:15;;;;;:21;;;3477:47;;;;;-1:-1:-1;;;;;3477:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;3477:47:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;;3541:15:5;;;;;:8;:15;;;;;-1:-1:-1;3541:22:5;;;3352:218::o;2940:85:6:-;3011:7;3004:14;;;;;;;;;;;;;-1:-1:-1;;3004:14:6;;;;;;;;;;;;;;;;;;;;;;;;;;2979:13;;3004:14;;3011:7;;3004:14;;;3011:7;3004:14;;;;;;;;;;;;;;;;;;;;;;;;1555:59:1;1596:18;1555:59;:::o;795:117:0:-;884:17;795:117;:::o;1636:494:3:-;1840:14;1870:10;1883:35;1888:14;1904:13;1883:4;:35::i;:::-;1870:48;;1928:10;1941:37;1946:15;1963:14;1941:4;:37::i;:::-;1928:50;;1988:10;2001:18;2006:5;2013;2001:4;:18::i;:::-;1988:31;;2029:10;2042:31;766:6:1;2053:19:3;766:6:1;2064:7:3;2053:4;:19::i;2042:31::-;2029:44;;2104:18;2109:5;2116;2104:4;:18::i;:::-;2092:30;1636:494;-1:-1:-1;;;;;;;;;;1636:494:3:o;4273:130:6:-;4332:4;4348:27;4354:10;4366:3;4371;4348:5;:27::i;:::-;-1:-1:-1;4392:4:6;4273:130;;;;:::o;11245:1094:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;-1:-1:-1;;1699:13:5;;;;;11382:10;;1699:13;11382:10;11374:40;;;;;-1:-1:-1;;;;;11374:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;11374:40:5;;;;;;;;;;;;;;;11425:14;11442:13;:11;:13::i;:::-;11425:30;;11465:12;11480:28;11485:12;1032:1:1;11480:4:5;:28::i;:::-;11465:43;;11518:20;11541:27;11546:12;11560:7;11541:4;:27::i;:::-;11518:50;;11578:10;11591:32;11596:15;11613:9;11591:4;:32::i;:::-;11578:45;-1:-1:-1;11641:10:5;11633:38;;;;;-1:-1:-1;;;;;11633:38:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;11633:38:5;;;;;;;;;;;;;;;11682:40;11697:10;11709:12;11682:14;:40::i;:::-;11747:8;;11732:33;;11747:8;;;-1:-1:-1;;;;;11747:8:5;11757:7;11732:14;:33::i;:::-;11775:31;11790:15;11775:14;:31::i;:::-;11822:6;11817:515;11838:7;:14;11834:18;;11817:515;;;11873:9;11885:7;11893:1;11885:10;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;11885:10:5;11920:11;;;:8;:11;;;;;;:19;;;11885:10;;-1:-1:-1;11920:19:5;11975:16;11980:5;11920:19;11975:4;:16::i;:::-;11953:38;-1:-1:-1;12013:19:5;12005:47;;;;;-1:-1:-1;;;;;12005:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;12005:47:5;;;;;;;;;;;;;;;12092:13;;12106:1;12092:16;;;;;;;;;;;;;12074:14;:34;;12066:60;;;;;-1:-1:-1;;;;;12066:60:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;12066:60:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;12167:11:5;;;;;;:8;:11;;;;;:19;;;12162:41;;12188:14;12162:4;:41::i;:::-;-1:-1:-1;;;;;12140:11:5;;;;;;:8;:11;;;;;;;;:19;;:63;;;;12222:39;;;;;;;-1:-1:-1;;12140:11:5;;12231:10;;12222:39;;12140:11;;-1:-1:-1;12140:11:5;-1:-1:-1;;;;;12222:39:5;;;;;;;;;12275:46;12291:1;12294:10;12306:14;12275:15;:46::i;:::-;-1:-1:-1;;;11854:3:5;;11817:515;;;-1:-1:-1;;1733:6:5;:14;;-1:-1:-1;;1733:14:5;;;-1:-1:-1;;;;;;11245:1094:5:o;827:42:1:-;868:1;827:42;:::o;779:::-;820:1;779:42;:::o;1322:46::-;1363:5;1322:46;:::o;3136:664:3:-;3369:19;3404:16;3423:35;3428:13;3443:14;3423:4;:35::i;:::-;3404:54;;3468:15;3486:19;766:6:1;3497:7:3;3486:4;:19::i;:::-;3468:37;;3528:31;3533:13;3548:10;3528:4;:31::i;:::-;3515:44;;3569:6;3578:54;3583:14;3599:32;3604:14;3620:10;3599:4;:32::i;3578:54::-;3569:63;;3642:8;3653:20;3658:1;3661:11;3653:4;:20::i;:::-;3642:31;;3683:8;3694:15;766:6:1;3705:3:3;3694:4;:15::i;:::-;3683:26;;3736;3741:15;3758:3;3736:4;:26::i;:::-;3719:43;3136:664;-1:-1:-1;;;;;;;;;;;;3136:664:3:o;935:50:1:-;983:2;766:6;976:9;;1374:59;1415:18;1374:59;:::o;3152:194:5:-;1801:6;;3236:23;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;3283:10;;;;3275:40;;;;;-1:-1:-1;;;;;3275:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;3275:40:5;;;;;;;;;;;;;;;3332:7;3325:14;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;3325:14:5;;;-1:-1:-1;3325:14:5;;;;;;;;;;;;;;;;;;3152:194;:::o;991:42:1:-;1032:1;991:42;:::o;3008:138:5:-;1801:6;;3086:23;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;2890:112;2981:7;:14;2890:112;:::o;8024:1010::-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;1667:6;;;;;;;1666:7;1658:31;;;;;-1:-1:-1;;;;;1658:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1658:31:5;;;;;;;;;;;;;;;1699:6;:13;;;-1:-1:-1;;1699:13:5;;;;;;8139:11;;-1:-1:-1;;;;;8139:11:5;8125:10;:25;8117:56;;;;;-1:-1:-1;;;;;8117:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;8117:56:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;8191:15:5;;;;;;:8;:15;;;;;:21;;;8183:47;;;;;-1:-1:-1;;;;;8183:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;8183:47:5;;;;;;;;;;;;;;;8249:10;;;;8248:11;8240:40;;;;;-1:-1:-1;;;;;8240:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;8240:40:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;8311:15:5;;8291:17;8311:15;;;:8;:15;;;;;:23;;;;8364:28;8311:23;8291:17;8364:4;:28::i;:::-;8423:12;;-1:-1:-1;;;;;8437:15:5;;;;;;:8;:15;;;;;-1:-1:-1;8437:22:5;;8344:48;;-1:-1:-1;8418:42:5;;:4;:42::i;:::-;8403:12;:57;-1:-1:-1;;;;;8579:15:5;;8566:10;8579:15;;;:8;:15;;;;;-1:-1:-1;8579:21:5;;8622:7;:14;;-1:-1:-1;;8622:18:5;;;:7;:18;;8667:13;;;;;;;;;;;;;;;;8650:7;:14;;-1:-1:-1;;;;;8667:13:5;;;;8658:5;;8650:14;;;;;;;;;;;;;;:30;;-1:-1:-1;;;;;;8650:30:5;-1:-1:-1;;;;;8650:30:5;;;;;;;;;;;8699:7;:14;;8723:5;;8690:8;;8650:14;;8723:5;;8699:14;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;8699:14:5;8690:24;;;;;;;;;;;;-1:-1:-1;8690:30:5;:38;8738:7;:13;;;;;;;;;;;;;;;-1:-1:-1;;8738:13:5;;;;;;;-1:-1:-1;;;;;;8738:13:5;;;;;;;;;8779:113;;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;8761:15:5;;;;:8;:15;;;;;;;:131;;;;-1:-1:-1;;8761:131:5;;;;;;;;;-1:-1:-1;8761:131:5;;;;-1:-1:-1;8761:131:5;;;;;;;;;8903:68;8761:15;8926:10;8938:32;8943:12;8957;8938:4;:32::i;8903:68::-;9004:8;;8981:46;;8997:5;;9004:8;;;-1:-1:-1;;;;;9004:8:5;9014:12;8981:15;:46::i;4210:122::-;1801:6;;4290:4;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;4317:8:5;;4210:122;:::o;3625:248:6:-;3754:10;3692:4;3743:22;;;:10;:22;;;;;;;;-1:-1:-1;;;;;3743:27:6;;;;;;;;;;3738:38;;3772:3;3738:4;:38::i;:::-;3719:10;3708:22;;;;:10;:22;;;;;;;;-1:-1:-1;;;;;3708:27:6;;;;;;;;;;;:68;;;3791:54;;;;;;;-1:-1:-1;;3708:27:6;;3791:54;;;;3708:22;-1:-1:-1;3708:22:6;-1:-1:-1;;;;;3791:54:6;;;;;;;;;;-1:-1:-1;3862:4:6;3625:248;;;;:::o;3117:118::-;-1:-1:-1;;;;;3208:15:6;;;3185:4;3208:15;;;-1:-1:-1;3208:15:6;;;;;;;;:20;;;;;;;;;;;;;3117:118::o;5696:713:5:-;1567:39;;;;;;;1597:8;1567:39;;;;;;1585:10;;-1:-1:-1;1576:7:5;;-1:-1:-1;;;;;;1576:7:5;;-1:-1:-1;;1597:8:5;1567:39;;;;-1:-1:-1;1597:8:5;;-1:-1:-1;1567:39:5;1:33:-1;99:1;81:16;;;74:27;1567:39:5;;137:4:-1;117:14;;;-1:-1;;113:30;157:16;;;1567:39:5;;;;-1:-1:-1;1567:39:5;;-1:-1:-1;;;;1567:39:5;5899:11;;-1:-1:-1;;;;;5899:11:5;5885:10;:25;5877:56;;;;;-1:-1:-1;;;;;5877:56:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;5877:56:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;5952:15:5;;;;;;:8;:15;;;;;:21;;;5951:22;5943:47;;;;;-1:-1:-1;;;;;5943:47:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;6009:10;;;;6008:11;6000:40;;;;;-1:-1:-1;;;;;6000:40:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;6000:40:5;;;;;;;;;;;;;;;6059:7;:14;868:1:1;-1:-1:-1;6051:60:5;;;;;-1:-1:-1;;;;;6051:60:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;6140:193;;;;;;;;6168:4;6140:193;;;6193:7;:14;;6140:193;;;;;;;-1:-1:-1;6140:193:5;;;;;;;;;;;;-1:-1:-1;;;;;6122:15:5;;;;;:8;:15;;;;;;:211;;;;-1:-1:-1;;6122:211:5;;;;;;;;;;;;;;;-1:-1:-1;6122:211:5;;;;;;;;;;;;;27:10:-1;;23:18;;;45:23;;6343:19:5;;;;;;;-1:-1:-1;;;;;;6343:19:5;;;;;;6372:30;6122:15;6386:7;6395:6;6372;:30::i;:::-;5696:713;;;:::o;1500:49:1:-;1548:1;766:6;1541:8;;3724:266:5;1801:6;;3826:4;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;3855:15:5;;;;;;:8;:15;;;;;:21;;;3847:47;;;;;-1:-1:-1;;;;;3847:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;3847:47:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;3918:15:5;;3904:11;3918:15;;;:8;:15;;;;;-1:-1:-1;3918:22:5;;3970:12;;3957:26;;3918:22;;3957:4;:26::i;:::-;3950:33;3724:266;-1:-1:-1;;;3724:266:5:o;3996:208::-;1801:6;;4089:4;;1801:6;;;;;1800:7;1792:31;;;;;-1:-1:-1;;;;;1792:31:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;1792:31:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;4118:15:5;;;;;;:8;:15;;;;;:21;;;4110:47;;;;;-1:-1:-1;;;;;4110:47:5;;;;;;;;;;;;;;-1:-1:-1;;;;;;;;;;;;4110:47:5;;;;;;;;;;;;;;;-1:-1:-1;;;;;;4174:15:5;;;;;:8;:15;;;;;:23;;;;3996:208::o;4806:653:3:-;5040:18;5074:16;5093:35;5098:14;5114:13;5093:4;:35::i;:::-;5074:54;;5138:9;5150:37;5155:15;5172:14;5150:4;:37::i;:::-;5138:49;;5197:6;5206:27;5211:15;5228:4;5206;:27::i;:::-;5197:36;;5243:8;5254:20;5259:1;5262:11;5254:4;:20::i;:::-;5243:31;;5290:15;5295:3;766:6:1;5290:4:3;:15::i;:::-;5284:21;;5331:19;766:6:1;5342:7:3;5331:4;:19::i;:::-;5315:35;;5376:46;5381:25;5386:14;5402:3;5381:4;:25::i;:::-;5408:13;5376:4;:46::i;:::-;5360:62;4806:653;-1:-1:-1;;;;;;;;;;;4806:653:3:o;2540:108:5:-;2630:11;;-1:-1:-1;;;2630:11:5;;;;;2540:108::o;1550:301:4:-;1619:4;1649:5;;;1672:6;;;:21;;;1692:1;1687;1682:2;:6;;;;;;:11;1672:21;1664:50;;;;;-1:-1:-1;;;;;1664:50:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;1740:8;1734:15;;1767:8;;;;1759:37;;;;;-1:-1:-1;;;;;1759:37:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;1806:7;766:6:1;1816:2:4;:9;;;1550:301;-1:-1:-1;;;;;;1550:301:4:o;1129:195::-;1198:4;1219:6;1227:9;1240:14;1249:1;1252;1240:8;:14::i;:::-;1218:36;;;;1273:4;1272:5;1264:35;;;;;-1:-1:-1;;;;;1264:35:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;1316:1:4;1129:195;-1:-1:-1;;;1129:195:4:o;22837:108:5:-;22919:19;22925:4;22931:6;22919:5;:19::i;:::-;22837:108;;:::o;23155:88::-;23223:13;23229:6;23223:5;:13::i;:::-;23155:88;:::o;22951:104::-;23031:17;23037:2;23041:6;23031:5;:17::i;22640:191::-;22748:34;;;;;;-1:-1:-1;;;;;22748:34:5;;;;;;;;;;;;;;;-1:-1:-1;;22748:22:5;;;;;:34;;;;;;;;;;;;;;-1:-1:-1;22748:22:5;:34;;;5:2:-1;;;;30:1;27;20:12;5:2;22748:34:5;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;22748:34:5;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;-1:-1;22748:34:5;;-1:-1:-1;22748:34:5;22792:32;;;;;-1:-1:-1;;;;;22792:32:5;;;;;;;;;;;;;;;;;;;;;;;;;;;;22640:191;;;;:::o;2205:268:6:-;-1:-1:-1;;;;;2283:13:6;;:8;:13;;;;;;;;;;;-1:-1:-1;;2283:20:6;2275:53;;;;;-1:-1:-1;;;;;2275:53:6;;;;;;;;;;;;;;;;;;;;;;;;;;;;-1:-1:-1;;;;;2359:13:6;;:8;:13;;;;;;;;;;;2354:24;;2374:3;2354:4;:24::i;:::-;-1:-1:-1;;;;;2338:13:6;;;:8;:13;;;;;;;;;;;:40;;;;2409:13;;;;;;;2404:24;;2424:3;2404:4;:24::i;:::-;-1:-1:-1;;;;;2388:13:6;;;:8;:13;;;;;;;;;;;:40;;;;2443:23;;;;;;;-1:-1:-1;;2388:13:6;;2443:23;;;;;;;;2388:8;:13;-1:-1:-1;2388:8:6;-1:-1:-1;;;;;2443:23:6;;;;;;;;2205:268;;;:::o;950:173:4:-;1019:4;1048:5;;;1071:6;;;;1063:35;;;;;-1:-1:-1;;;;;1063:35:4;;;;;;;;;;;;;;;;;;;;;;;;;;;22420:214:5;22530:55;;;;;;-1:-1:-1;;;;;22530:55:5;;;;;;;22571:4;22530:55;;;;;;;;;;;;-1:-1:-1;;22530:26:5;;;;;:55;;;;;;;;;;;;;;-1:-1:-1;22530:26:5;:55;;;5:2:-1;;;;30:1;27;20:12;23061:88:5;23129:13;23135:6;23129:5;:13::i;1857:376:4:-;1926:4;1954:6;1946:31;;;;;-1:-1:-1;;;;;1946:31:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;766:6:1;1997:8:4;;2023:6;;;:24;;;766:6:1;2038:1:4;2033:2;:6;;;;;;:14;2023:24;2015:53;;;;;-1:-1:-1;;;;;2015:53:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;2115:1;2111:5;;2105:12;;2135:8;;;;2127:37;;;;;-1:-1:-1;;;;;2127:37:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;2191:7;2206:1;2201:2;:6;;;;2714:537;2788:4;1363:5:1;2816:4:4;:21;;2808:55;;;;;-1:-1:-1;;;;;2808:55:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;1415:18:1;2881:21:4;;;2873:56;;;;;-1:-1:-1;;;;;2873:56:4;;;;;;;;;;;;;;;;;;;;;;;;;;;;2940:10;2954:11;2961:3;2954:6;:11::i;:::-;2940:25;;2978:11;2992:16;2997:3;3002:5;2992:4;:16::i;:::-;2978:30;;3019:13;3035:24;3041:4;3047:11;3052:5;3047:4;:11::i;:::-;3035:5;:24::i;:::-;3019:40;-1:-1:-1;3074:11:4;3070:57;;3108:8;-1:-1:-1;3101:15:4;;-1:-1:-1;;3101:15:4;3070:57;3137:18;3158:40;3169:4;3175:6;1480:13:1;3158:10:4;:40::i;:::-;3137:61;;3215:29;3220:8;3230:13;3215:4;:29::i;:::-;3208:36;2714:537;-1:-1:-1;;;;;;;2714:537:4:o;1330:214::-;1403:4;1409;1438:1;1433;:6;1429:109;;-1:-1:-1;;1463:5:4;;;1470;1455:21;;1429:109;-1:-1:-1;;1515:5:4;;;1522:4;1429:109;1330:214;;;;;:::o;2577:96:6:-;2635:31;2641:4;2655;2662:3;2635:5;:31::i;1912:287::-;1981:4;1964:8;:23;;;;;;;;;;;:30;-1:-1:-1;1964:30:6;1956:63;;;;;-1:-1:-1;;;;;1956:63:6;;;;;;;;;;;;;;;;;;;;;;;;;;;;2077:4;2060:8;:23;;;;;;;;;;;2055:34;;2085:3;2055:4;:34::i;:::-;2046:4;2029:8;:23;;;;;;;;;;:60;2119:12;;2114:23;;2133:3;2114:4;:23::i;:::-;2099:12;:38;2152:40;;;;;;;;2184:1;;2169:4;;-1:-1:-1;;;;;;;;;;;2152:40:6;;;;;;;;1912:287;:::o;2479:92::-;2535:29;2549:4;2556:2;2560:3;2535:5;:29::i;1692:214::-;1784:4;1767:8;:23;;;;;;;;;;;1762:34;;1792:3;1762:4;:34::i;:::-;1753:4;1736:8;:23;;;;;;;;;;:60;1826:12;;1821:23;;1840:3;1821:4;:23::i;:::-;1806:12;:38;1859:40;;;;;;;;1888:4;;1876:1;;-1:-1:-1;;;;;;;;;;;1859:40:6;;;;;;;;1692:214;:::o;833:111:4:-;896:4;766:6:1;923:7:4;928:1;923:4;:7::i;:::-;:14;;833:111;-1:-1:-1;;833:111:4:o;723:104::-;766:6:1;812:8:4;;;723:104::o;2258:300::-;2328:4;;2361:1;2357;:5;:21;;766:6:1;2357:21:4;;;2370:1;2357:21;2348:30;-1:-1:-1;2399:1:4;2394:6;;;;2389:145;2402:6;;2389:145;;2436:10;2441:1;2444;2436:4;:10::i;:::-;2432:14;-1:-1:-1;2469:1:4;2465;:5;:10;2461:63;;2499:10;2504:1;2507;2499:4;:10::i;:::-;2495:14;;2461:63;2415:1;2410:6;;;;2389:145;;3257:1047;3353:4;3405:3;3353:4;;3441:20;3450:4;766:6:1;3441:8:4;:20::i;:::-;3418:43;;-1:-1:-1;3418:43:4;-1:-1:-1;766:6:1;;3471:9:4;3796:1;3782:495;3807:9;3799:4;:17;3782:495;;3837:9;766:6:1;3849:1:4;:8;3837:20;;3872:6;3880:9;3893:29;3902:1;3905:16;3910:4;766:6:1;3905:4:4;:16::i;:::-;3893:8;:29::i;:::-;3871:51;;;;3943:22;3948:4;3954:10;3959:1;3962;3954:4;:10::i;3943:22::-;3936:29;;3986:16;3991:4;3997;3986;:16::i;:::-;3979:23;-1:-1:-1;4020:9:4;4016:20;;4031:5;;;;;4016:20;4055:4;4051:30;;;4072:9;;;4051:30;4099:4;4095:30;;;4116:9;;;4095:30;4143:8;4139:128;;;4177:15;4182:3;4187:4;4177;:15::i;:::-;4171:21;;4139:128;;;4237:15;4242:3;4247:4;4237;:15::i;:::-;4231:21;;4139:128;-1:-1:-1;;;3818:3:4;;3782:495;;;-1:-1:-1;4294:3:4;;3257:1047;-1:-1:-1;;;;;;;;;3257:1047:4:o",
+  "source": "// This program is free software: you can redistribute it and/or modify\n// it under the terms of the GNU General Public License as published by\n// the Free Software Foundation, either version 3 of the License, or\n// (at your option) any later version.\n\n// This program is distributed in the hope that it will be useful,\n// but WITHOUT ANY WARRANTY; without even the implied warranty of\n// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n// GNU General Public License for more details.\n\n// You should have received a copy of the GNU General Public License\n// along with this program.  If not, see <http://www.gnu.org/licenses/>.\n\npragma solidity 0.5.12;\n\nimport \"./BToken.sol\";\nimport \"./BMath.sol\";\n\ncontract BPool is BBronze, BToken, BMath {\n\n    struct Record {\n        bool bound;   // is token bound to pool\n        uint index;   // private\n        uint denorm;  // denormalized weight\n        uint balance;\n    }\n\n    event LOG_SWAP(\n        address indexed caller,\n        address indexed tokenIn,\n        address indexed tokenOut,\n        uint256         tokenAmountIn,\n        uint256         tokenAmountOut\n    );\n\n    event LOG_JOIN(\n        address indexed caller,\n        address indexed tokenIn,\n        uint256         tokenAmountIn\n    );\n\n    event LOG_EXIT(\n        address indexed caller,\n        address indexed tokenOut,\n        uint256         tokenAmountOut\n    );\n\n    event LOG_CALL(\n        bytes4  indexed sig,\n        address indexed caller,\n        bytes           data\n    ) anonymous;\n\n    modifier _logs_() {\n        emit LOG_CALL(msg.sig, msg.sender, msg.data);\n        _;\n    }\n\n    modifier _lock_() {\n        require(!_mutex, \"ERR_REENTRY\");\n        _mutex = true;\n        _;\n        _mutex = false;\n    }\n\n    modifier _viewlock_() {\n        require(!_mutex, \"ERR_REENTRY\");\n        _;\n    }\n\n    bool private _mutex;\n\n    address private _factory;    // BFactory address to push token exitFee to\n    address private _controller; // has CONTROL role\n    bool private _publicSwap; // true if PUBLIC can call SWAP functions\n\n    // `setSwapFee` and `finalize` require CONTROL\n    // `finalize` sets `PUBLIC can SWAP`, `PUBLIC can JOIN`\n    uint private _swapFee;\n    bool private _finalized;\n\n    address[] private _tokens;\n    mapping(address=>Record) private  _records;\n    uint private _totalWeight;\n\n    constructor() public {\n        _controller = msg.sender;\n        _factory = msg.sender;\n        _swapFee = MIN_FEE;\n        _publicSwap = false;\n        _finalized = false;\n    }\n\n    function isPublicSwap()\n        external view\n        returns (bool)\n    {\n        return _publicSwap;\n    }\n\n    function isFinalized()\n        external view\n        returns (bool)\n    {\n        return _finalized;\n    }\n\n    function isBound(address t)\n        external view\n        returns (bool)\n    {\n        return _records[t].bound;\n    }\n\n    function getNumTokens()\n        external view\n        returns (uint) \n    {\n        return _tokens.length;\n    }\n\n    function getCurrentTokens()\n        external view _viewlock_\n        returns (address[] memory tokens)\n    {\n        return _tokens;\n    }\n\n    function getFinalTokens()\n        external view\n        _viewlock_\n        returns (address[] memory tokens)\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n        return _tokens;\n    }\n\n    function getDenormalizedWeight(address token)\n        external view\n        _viewlock_\n        returns (uint)\n    {\n\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        return _records[token].denorm;\n    }\n\n    function getTotalDenormalizedWeight()\n        external view\n        _viewlock_\n        returns (uint)\n    {\n        return _totalWeight;\n    }\n\n    function getNormalizedWeight(address token)\n        external view\n        _viewlock_\n        returns (uint)\n    {\n\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        uint denorm = _records[token].denorm;\n        return bdiv(denorm, _totalWeight);\n    }\n\n    function getBalance(address token)\n        external view\n        _viewlock_\n        returns (uint)\n    {\n\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        return _records[token].balance;\n    }\n\n    function getSwapFee()\n        external view\n        _viewlock_\n        returns (uint)\n    {\n        return _swapFee;\n    }\n\n    function getController()\n        external view\n        _viewlock_\n        returns (address)\n    {\n        return _controller;\n    }\n\n    function setSwapFee(uint swapFee)\n        external\n        _logs_\n        _lock_\n    { \n        require(!_finalized, \"ERR_IS_FINALIZED\");\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        require(swapFee >= MIN_FEE, \"ERR_MIN_FEE\");\n        require(swapFee <= MAX_FEE, \"ERR_MAX_FEE\");\n        _swapFee = swapFee;\n    }\n\n    function setController(address manager)\n        external\n        _logs_\n        _lock_\n    {\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        _controller = manager;\n    }\n\n    function setPublicSwap(bool public_)\n        external\n        _logs_\n        _lock_\n    {\n        require(!_finalized, \"ERR_IS_FINALIZED\");\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        _publicSwap = public_;\n    }\n\n    function finalize()\n        external\n        _logs_\n        _lock_\n    {\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        require(!_finalized, \"ERR_IS_FINALIZED\");\n        require(_tokens.length >= MIN_BOUND_TOKENS, \"ERR_MIN_TOKENS\");\n\n        _finalized = true;\n        _publicSwap = true;\n\n        _mintPoolShare(INIT_POOL_SUPPLY);\n        _pushPoolShare(msg.sender, INIT_POOL_SUPPLY);\n    }\n\n\n    function bind(address token, uint balance, uint denorm)\n        external\n        _logs_\n        // _lock_  Bind does not lock because it jumps to `rebind`, which does\n    {\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        require(!_records[token].bound, \"ERR_IS_BOUND\");\n        require(!_finalized, \"ERR_IS_FINALIZED\");\n\n        require(_tokens.length < MAX_BOUND_TOKENS, \"ERR_MAX_TOKENS\");\n\n        _records[token] = Record({\n            bound: true,\n            index: _tokens.length,\n            denorm: 0,    // balance and denorm will be validated\n            balance: 0   // and set by `rebind`\n        });\n        _tokens.push(token);\n        rebind(token, balance, denorm);\n    }\n\n    function rebind(address token, uint balance, uint denorm)\n        public\n        _logs_\n        _lock_\n    {\n\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        require(!_finalized, \"ERR_IS_FINALIZED\");\n\n        require(denorm >= MIN_WEIGHT, \"ERR_MIN_WEIGHT\");\n        require(denorm <= MAX_WEIGHT, \"ERR_MAX_WEIGHT\");\n        require(balance >= MIN_BALANCE, \"ERR_MIN_BALANCE\");\n\n        // Adjust the denorm and totalWeight\n        uint oldWeight = _records[token].denorm;\n        if (denorm > oldWeight) {\n            _totalWeight = badd(_totalWeight, bsub(denorm, oldWeight));\n            require(_totalWeight <= MAX_TOTAL_WEIGHT, \"ERR_MAX_TOTAL_WEIGHT\");\n        } else if (denorm < oldWeight) {\n            _totalWeight = bsub(_totalWeight, bsub(oldWeight, denorm));\n        }        \n        _records[token].denorm = denorm;\n\n        // Adjust the balance record and actual token balance\n        uint oldBalance = _records[token].balance;\n        _records[token].balance = balance;\n        if (balance > oldBalance) {\n            _pullUnderlying(token, msg.sender, bsub(balance, oldBalance));\n        } else if (balance < oldBalance) {\n            // In this case liquidity is being withdrawn, so charge EXIT_FEE\n            uint tokenBalanceWithdrawn = bsub(oldBalance, balance);\n            uint tokenExitFee = bmul(tokenBalanceWithdrawn, EXIT_FEE);\n            _pushUnderlying(token, msg.sender, bsub(tokenBalanceWithdrawn, tokenExitFee));\n            _pushUnderlying(token, _factory, tokenExitFee);\n        }\n    }\n\n    function unbind(address token)\n        external\n        _logs_\n        _lock_\n    {\n\n        require(msg.sender == _controller, \"ERR_NOT_CONTROLLER\");\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        require(!_finalized, \"ERR_IS_FINALIZED\");\n\n        uint tokenBalance = _records[token].balance;\n        uint tokenExitFee = bmul(tokenBalance, EXIT_FEE);\n\n        _totalWeight = bsub(_totalWeight, _records[token].denorm);\n\n        // Swap the token-to-unbind with the last token,\n        // then delete the last token\n        uint index = _records[token].index;\n        uint last = _tokens.length - 1;\n        _tokens[index] = _tokens[last];\n        _records[_tokens[index]].index = index;\n        _tokens.pop();\n        _records[token] = Record({\n            bound: false,\n            index: 0,\n            denorm: 0,\n            balance: 0\n        });\n\n        _pushUnderlying(token, msg.sender, bsub(tokenBalance, tokenExitFee));\n        _pushUnderlying(token, _factory, tokenExitFee);\n    }\n\n    // Absorb any tokens that have been sent to this contract into the pool\n    function gulp(address token)\n        external\n        _logs_\n        _lock_\n    {\n        require(_records[token].bound, \"ERR_NOT_BOUND\");\n        _records[token].balance = IERC20(token).balanceOf(address(this));\n    }\n\n    function getSpotPrice(address tokenIn, address tokenOut)\n        external view\n        _viewlock_\n        returns (uint spotPrice)\n    {\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n        Record storage inRecord = _records[tokenIn];\n        Record storage outRecord = _records[tokenOut];\n        return calcSpotPrice(inRecord.balance, inRecord.denorm, outRecord.balance, outRecord.denorm, _swapFee);\n    }\n\n    function getSpotPriceSansFee(address tokenIn, address tokenOut)\n        external view\n        _viewlock_\n        returns (uint spotPrice)\n    {\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n        Record storage inRecord = _records[tokenIn];\n        Record storage outRecord = _records[tokenOut];\n        return calcSpotPrice(inRecord.balance, inRecord.denorm, outRecord.balance, outRecord.denorm, 0);\n    }\n\n    function joinPool(uint poolAmountOut, uint[] calldata maxAmountsIn)\n        external\n        _logs_\n        _lock_\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n\n        uint poolTotal = totalSupply();\n        uint ratio = bdiv(poolAmountOut, poolTotal);\n        require(ratio != 0, \"ERR_MATH_APPROX\");\n\n        for (uint i = 0; i < _tokens.length; i++) {\n            address t = _tokens[i];\n            uint bal = _records[t].balance;\n            uint tokenAmountIn = bmul(ratio, bal);\n            require(tokenAmountIn != 0, \"ERR_MATH_APPROX\");\n            require(tokenAmountIn <= maxAmountsIn[i], \"ERR_LIMIT_IN\");\n            _records[t].balance = badd(_records[t].balance, tokenAmountIn);\n            emit LOG_JOIN(msg.sender, t, tokenAmountIn);\n            _pullUnderlying(t, msg.sender, tokenAmountIn);\n        }\n        _mintPoolShare(poolAmountOut);\n        _pushPoolShare(msg.sender, poolAmountOut);\n    }\n\n    function exitPool(uint poolAmountIn, uint[] calldata minAmountsOut)\n        external\n        _logs_\n        _lock_\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n\n        uint poolTotal = totalSupply();\n        uint exitFee = bmul(poolAmountIn, EXIT_FEE);\n        uint pAiAfterExitFee = bsub(poolAmountIn, exitFee);\n        uint ratio = bdiv(pAiAfterExitFee, poolTotal);\n        require(ratio != 0, \"ERR_MATH_APPROX\");\n\n        _pullPoolShare(msg.sender, poolAmountIn);\n        _pushPoolShare(_factory, exitFee);\n        _burnPoolShare(pAiAfterExitFee);\n\n        for (uint i = 0; i < _tokens.length; i++) {\n            address t = _tokens[i];\n            uint bal = _records[t].balance;\n            uint tokenAmountOut = bmul(ratio, bal);\n            require(tokenAmountOut != 0, \"ERR_MATH_APPROX\");\n            require(tokenAmountOut >= minAmountsOut[i], \"ERR_LIMIT_OUT\");\n            _records[t].balance = bsub(_records[t].balance, tokenAmountOut);\n            emit LOG_EXIT(msg.sender, t, tokenAmountOut);\n            _pushUnderlying(t, msg.sender, tokenAmountOut);\n        }\n\n    }\n\n\n    function swapExactAmountIn(\n        address tokenIn,\n        uint tokenAmountIn,\n        address tokenOut,\n        uint minAmountOut,\n        uint maxPrice\n    )\n        external\n        _logs_\n        _lock_\n        returns (uint tokenAmountOut, uint spotPriceAfter)\n    {\n\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n        require(_publicSwap, \"ERR_SWAP_NOT_PUBLIC\");\n\n        Record storage inRecord = _records[address(tokenIn)];\n        Record storage outRecord = _records[address(tokenOut)];\n\n        require(tokenAmountIn <= bmul(inRecord.balance, MAX_IN_RATIO), \"ERR_MAX_IN_RATIO\");\n\n        uint spotPriceBefore = calcSpotPrice(\n                                    inRecord.balance,\n                                    inRecord.denorm,\n                                    outRecord.balance,\n                                    outRecord.denorm,\n                                    _swapFee\n                                );\n        require(spotPriceBefore <= maxPrice, \"ERR_BAD_LIMIT_PRICE\");\n\n        tokenAmountOut = calcOutGivenIn(\n                            inRecord.balance,\n                            inRecord.denorm,\n                            outRecord.balance,\n                            outRecord.denorm,\n                            tokenAmountIn,\n                            _swapFee\n                        );\n        require(tokenAmountOut >= minAmountOut, \"ERR_LIMIT_OUT\");\n\n        inRecord.balance = badd(inRecord.balance, tokenAmountIn);\n        outRecord.balance = bsub(outRecord.balance, tokenAmountOut);\n\n        spotPriceAfter = calcSpotPrice(\n                                inRecord.balance,\n                                inRecord.denorm,\n                                outRecord.balance,\n                                outRecord.denorm,\n                                _swapFee\n                            );\n        require(spotPriceAfter >= spotPriceBefore, \"ERR_MATH_APPROX\");     \n        require(spotPriceAfter <= maxPrice, \"ERR_LIMIT_PRICE\");\n        require(spotPriceBefore <= bdiv(tokenAmountIn, tokenAmountOut), \"ERR_MATH_APPROX\");\n\n        emit LOG_SWAP(msg.sender, tokenIn, tokenOut, tokenAmountIn, tokenAmountOut);\n\n        _pullUnderlying(tokenIn, msg.sender, tokenAmountIn);\n        _pushUnderlying(tokenOut, msg.sender, tokenAmountOut);\n\n        return (tokenAmountOut, spotPriceAfter);\n    }\n\n    function swapExactAmountOut(\n        address tokenIn,\n        uint maxAmountIn,\n        address tokenOut,\n        uint tokenAmountOut,\n        uint maxPrice\n    )\n        external\n        _logs_\n        _lock_ \n        returns (uint tokenAmountIn, uint spotPriceAfter)\n    {\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n        require(_publicSwap, \"ERR_SWAP_NOT_PUBLIC\");\n\n        Record storage inRecord = _records[address(tokenIn)];\n        Record storage outRecord = _records[address(tokenOut)];\n\n        require(tokenAmountOut <= bmul(outRecord.balance, MAX_OUT_RATIO), \"ERR_MAX_OUT_RATIO\");\n\n        uint spotPriceBefore = calcSpotPrice(\n                                    inRecord.balance,\n                                    inRecord.denorm,\n                                    outRecord.balance,\n                                    outRecord.denorm,\n                                    _swapFee\n                                );\n        require(spotPriceBefore <= maxPrice, \"ERR_BAD_LIMIT_PRICE\");\n\n        tokenAmountIn = calcInGivenOut(\n                            inRecord.balance,\n                            inRecord.denorm,\n                            outRecord.balance,\n                            outRecord.denorm,\n                            tokenAmountOut,\n                            _swapFee\n                        );\n        require(tokenAmountIn <= maxAmountIn, \"ERR_LIMIT_IN\");\n\n        inRecord.balance = badd(inRecord.balance, tokenAmountIn);\n        outRecord.balance = bsub(outRecord.balance, tokenAmountOut);\n\n        spotPriceAfter = calcSpotPrice(\n                                inRecord.balance,\n                                inRecord.denorm,\n                                outRecord.balance,\n                                outRecord.denorm,\n                                _swapFee\n                            );\n        require(spotPriceAfter >= spotPriceBefore, \"ERR_MATH_APPROX\");\n        require(spotPriceAfter <= maxPrice, \"ERR_LIMIT_PRICE\");\n        require(spotPriceBefore <= bdiv(tokenAmountIn, tokenAmountOut), \"ERR_MATH_APPROX\");\n\n        emit LOG_SWAP(msg.sender, tokenIn, tokenOut, tokenAmountIn, tokenAmountOut);\n\n        _pullUnderlying(tokenIn, msg.sender, tokenAmountIn);\n        _pushUnderlying(tokenOut, msg.sender, tokenAmountOut);\n\n        return (tokenAmountIn, spotPriceAfter);\n    }\n\n\n    function joinswapExternAmountIn(address tokenIn, uint tokenAmountIn, uint minPoolAmountOut)\n        external\n        _logs_\n        _lock_\n        returns (uint poolAmountOut)\n\n    {        \n        require(_finalized, \"ERR_NOT_FINALIZED\");\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n        require(tokenAmountIn <= bmul(_records[tokenIn].balance, MAX_IN_RATIO), \"ERR_MAX_IN_RATIO\");\n\n        Record storage inRecord = _records[tokenIn];\n\n        poolAmountOut = calcPoolOutGivenSingleIn(\n                            inRecord.balance,\n                            inRecord.denorm,\n                            _totalSupply,\n                            _totalWeight,\n                            tokenAmountIn,\n                            _swapFee\n                        );\n\n        require(poolAmountOut >= minPoolAmountOut, \"ERR_LIMIT_OUT\");\n\n        inRecord.balance = badd(inRecord.balance, tokenAmountIn);\n\n        emit LOG_JOIN(msg.sender, tokenIn, tokenAmountIn);\n\n        _mintPoolShare(poolAmountOut);\n        _pushPoolShare(msg.sender, poolAmountOut);\n        _pullUnderlying(tokenIn, msg.sender, tokenAmountIn);\n\n        return poolAmountOut;\n    }\n\n    function joinswapPoolAmountOut(address tokenIn, uint poolAmountOut, uint maxAmountIn)\n        external\n        _logs_\n        _lock_\n        returns (uint tokenAmountIn)\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n        require(_records[tokenIn].bound, \"ERR_NOT_BOUND\");\n\n        Record storage inRecord = _records[tokenIn];\n\n        tokenAmountIn = calcSingleInGivenPoolOut(\n                            inRecord.balance,\n                            inRecord.denorm,\n                            _totalSupply,\n                            _totalWeight,\n                            poolAmountOut,\n                            _swapFee\n                        );\n\n        require(tokenAmountIn != 0, \"ERR_MATH_APPROX\");\n        require(tokenAmountIn <= maxAmountIn, \"ERR_LIMIT_IN\");\n        \n        require(tokenAmountIn <= bmul(_records[tokenIn].balance, MAX_IN_RATIO), \"ERR_MAX_IN_RATIO\");\n\n        inRecord.balance = badd(inRecord.balance, tokenAmountIn);\n\n        emit LOG_JOIN(msg.sender, tokenIn, tokenAmountIn);\n\n        _mintPoolShare(poolAmountOut);\n        _pushPoolShare(msg.sender, poolAmountOut);\n        _pullUnderlying(tokenIn, msg.sender, tokenAmountIn);\n\n        return tokenAmountIn;\n    }\n\n    function exitswapPoolAmountIn(address tokenOut, uint poolAmountIn, uint minAmountOut)\n        external\n        _logs_\n        _lock_\n        returns (uint tokenAmountOut)\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n\n        Record storage outRecord = _records[tokenOut];\n\n        tokenAmountOut = calcSingleOutGivenPoolIn(\n                            outRecord.balance,\n                            outRecord.denorm,\n                            _totalSupply,\n                            _totalWeight,\n                            poolAmountIn,\n                            _swapFee\n                        );\n\n        require(tokenAmountOut >= minAmountOut, \"ERR_LIMIT_OUT\");\n        \n        require(tokenAmountOut <= bmul(_records[tokenOut].balance, MAX_OUT_RATIO), \"ERR_MAX_OUT_RATIO\");\n\n        outRecord.balance = bsub(outRecord.balance, tokenAmountOut);\n\n        uint exitFee = bmul(poolAmountIn, EXIT_FEE);\n\n        emit LOG_EXIT(msg.sender, tokenOut, tokenAmountOut);\n\n        _pullPoolShare(msg.sender, poolAmountIn);\n        _burnPoolShare(bsub(poolAmountIn, exitFee));\n        _pushPoolShare(_factory, exitFee);\n        _pushUnderlying(tokenOut, msg.sender, tokenAmountOut);\n\n        return tokenAmountOut;\n    }\n\n    function exitswapExternAmountOut(address tokenOut, uint tokenAmountOut, uint maxPoolAmountIn)\n        external\n        _logs_\n        _lock_\n        returns (uint poolAmountIn)\n    {\n        require(_finalized, \"ERR_NOT_FINALIZED\");\n        require(_records[tokenOut].bound, \"ERR_NOT_BOUND\");\n        require(tokenAmountOut <= bmul(_records[tokenOut].balance, MAX_OUT_RATIO), \"ERR_MAX_OUT_RATIO\");\n\n        Record storage outRecord = _records[tokenOut];\n\n        poolAmountIn = calcPoolInGivenSingleOut(\n                            outRecord.balance,\n                            outRecord.denorm,\n                            _totalSupply,\n                            _totalWeight,\n                            tokenAmountOut,\n                            _swapFee\n                        );\n\n        require(poolAmountIn != 0, \"ERR_MATH_APPROX\");\n        require(poolAmountIn <= maxPoolAmountIn, \"ERR_LIMIT_IN\");\n\n        outRecord.balance = bsub(outRecord.balance, tokenAmountOut);\n\n        uint exitFee = bmul(poolAmountIn, EXIT_FEE);\n\n        emit LOG_EXIT(msg.sender, tokenOut, tokenAmountOut);\n\n        _pullPoolShare(msg.sender, poolAmountIn);\n        _burnPoolShare(bsub(poolAmountIn, exitFee));\n        _pushPoolShare(_factory, exitFee);\n        _pushUnderlying(tokenOut, msg.sender, tokenAmountOut);        \n\n        return poolAmountIn;\n    }\n\n\n    // ==\n    // 'Underlying' token-manipulation functions make external calls but are NOT locked\n    // You must `_lock_` or otherwise ensure reentry-safety\n\n    function _pullUnderlying(address erc20, address from, uint amount)\n        internal\n    {\n        bool xfer = IERC20(erc20).transferFrom(from, address(this), amount);\n        require(xfer, \"ERR_ERC20_FALSE\");\n    }\n\n    function _pushUnderlying(address erc20, address to, uint amount)\n        internal\n    {\n        bool xfer = IERC20(erc20).transfer(to, amount);\n        require(xfer, \"ERR_ERC20_FALSE\");\n    }\n\n    function _pullPoolShare(address from, uint amount)\n        internal\n    {\n        _pull(from, amount);\n    }\n\n    function _pushPoolShare(address to, uint amount)\n        internal\n    {\n        _push(to, amount);\n    }\n\n    function _mintPoolShare(uint amount)\n        internal\n    {\n        _mint(amount);\n    }\n\n    function _burnPoolShare(uint amount)\n        internal\n    {\n        _burn(amount);\n    }\n\n}\n",
+  "sourcePath": "/ocean/non-ocean/balancer-core/contracts/BPool.sol",
+  "ast": {
+    "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BPool.sol",
+    "exportedSymbols": {
+      "BPool": [
+        3473
+      ]
+    },
+    "id": 3474,
+    "nodeType": "SourceUnit",
+    "nodes": [
+      {
+        "id": 1306,
+        "literals": [
+          "solidity",
+          "0.5",
+          ".12"
+        ],
+        "nodeType": "PragmaDirective",
+        "src": "643:23:5"
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BToken.sol",
+        "file": "./BToken.sol",
+        "id": 1307,
+        "nodeType": "ImportDirective",
+        "scope": 3474,
+        "sourceUnit": 4047,
+        "src": "668:22:5",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BMath.sol",
+        "file": "./BMath.sol",
+        "id": 1308,
+        "nodeType": "ImportDirective",
+        "scope": 3474,
+        "sourceUnit": 832,
+        "src": "691:21:5",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "baseContracts": [
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1309,
+              "name": "BBronze",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 20,
+              "src": "732:7:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BBronze_$20",
+                "typeString": "contract BBronze"
+              }
+            },
+            "id": 1310,
+            "nodeType": "InheritanceSpecifier",
+            "src": "732:7:5"
+          },
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1311,
+              "name": "BToken",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 4046,
+              "src": "741:6:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BToken_$4046",
+                "typeString": "contract BToken"
+              }
+            },
+            "id": 1312,
+            "nodeType": "InheritanceSpecifier",
+            "src": "741:6:5"
+          },
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1313,
+              "name": "BMath",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 831,
+              "src": "749:5:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BMath_$831",
+                "typeString": "contract BMath"
+              }
+            },
+            "id": 1314,
+            "nodeType": "InheritanceSpecifier",
+            "src": "749:5:5"
+          }
+        ],
+        "contractDependencies": [
+          7,
+          20,
+          108,
+          831,
+          1304,
+          3543,
+          3740,
+          4046
+        ],
+        "contractKind": "contract",
+        "documentation": null,
+        "fullyImplemented": true,
+        "id": 3473,
+        "linearizedBaseContracts": [
+          3473,
+          831,
+          4046,
+          3543,
+          3740,
+          1304,
+          108,
+          20,
+          7
+        ],
+        "name": "BPool",
+        "nodeType": "ContractDefinition",
+        "nodes": [
+          {
+            "canonicalName": "BPool.Record",
+            "id": 1323,
+            "members": [
+              {
+                "constant": false,
+                "id": 1316,
+                "name": "bound",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "786:10:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_bool",
+                  "typeString": "bool"
+                },
+                "typeName": {
+                  "id": 1315,
+                  "name": "bool",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "786:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1318,
+                "name": "index",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "834:10:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1317,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "834:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1320,
+                "name": "denorm",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "867:11:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1319,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "867:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1322,
+                "name": "balance",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "912:12:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1321,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "912:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              }
+            ],
+            "name": "Record",
+            "nodeType": "StructDefinition",
+            "scope": 3473,
+            "src": "762:169:5",
+            "visibility": "public"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1335,
+            "name": "LOG_SWAP",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1334,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1325,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "961:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1324,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "961:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1327,
+                  "indexed": true,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "993:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1326,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "993:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1329,
+                  "indexed": true,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1026:24:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1328,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1026:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1331,
+                  "indexed": false,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1060:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1330,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1060:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1333,
+                  "indexed": false,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1099:30:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1332,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1099:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "951:184:5"
+            },
+            "src": "937:199:5"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1343,
+            "name": "LOG_JOIN",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1342,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1337,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1166:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1336,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1166:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1339,
+                  "indexed": true,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1198:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1338,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1198:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1341,
+                  "indexed": false,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1231:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1340,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1231:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1156:110:5"
+            },
+            "src": "1142:125:5"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1351,
+            "name": "LOG_EXIT",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1350,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1345,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1297:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1344,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1297:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1347,
+                  "indexed": true,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1329:24:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1346,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1329:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1349,
+                  "indexed": false,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1363:30:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1348,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1363:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1287:112:5"
+            },
+            "src": "1273:127:5"
+          },
+          {
+            "anonymous": true,
+            "documentation": null,
+            "id": 1359,
+            "name": "LOG_CALL",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1358,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1353,
+                  "indexed": true,
+                  "name": "sig",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1430:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes4",
+                    "typeString": "bytes4"
+                  },
+                  "typeName": {
+                    "id": 1352,
+                    "name": "bytes4",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1430:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes4",
+                      "typeString": "bytes4"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1355,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1459:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1354,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1459:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1357,
+                  "indexed": false,
+                  "name": "data",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1491:20:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes_memory_ptr",
+                    "typeString": "bytes"
+                  },
+                  "typeName": {
+                    "id": 1356,
+                    "name": "bytes",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1491:5:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes_storage_ptr",
+                      "typeString": "bytes"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1420:97:5"
+            },
+            "src": "1406:122:5"
+          },
+          {
+            "body": {
+              "id": 1371,
+              "nodeType": "Block",
+              "src": "1552:72:5",
+              "statements": [
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1362,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1576:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1363,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sig",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1576:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bytes4",
+                          "typeString": "bytes4"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1364,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1585:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1365,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1585:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1366,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1597:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1367,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "data",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1597:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bytes_calldata_ptr",
+                          "typeString": "bytes calldata"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bytes4",
+                          "typeString": "bytes4"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_bytes_calldata_ptr",
+                          "typeString": "bytes calldata"
+                        }
+                      ],
+                      "id": 1361,
+                      "name": "LOG_CALL",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1359,
+                      "src": "1567:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_bytes4_$_t_address_$_t_bytes_memory_ptr_$returns$__$",
+                        "typeString": "function (bytes4,address,bytes memory)"
+                      }
+                    },
+                    "id": 1368,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1567:39:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1369,
+                  "nodeType": "EmitStatement",
+                  "src": "1562:44:5"
+                },
+                {
+                  "id": 1370,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1616:1:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1372,
+            "name": "_logs_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1360,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1549:2:5"
+            },
+            "src": "1534:90:5",
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 1389,
+              "nodeType": "Block",
+              "src": "1648:106:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1376,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "1666:7:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1375,
+                          "name": "_mutex",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1402,
+                          "src": "1667:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f5245454e545259",
+                        "id": 1377,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1675:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        },
+                        "value": "ERR_REENTRY"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        }
+                      ],
+                      "id": 1374,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1658:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1378,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1658:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1379,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1658:31:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1382,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1380,
+                      "name": "_mutex",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1402,
+                      "src": "1699:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1381,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1708:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "1699:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1383,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1699:13:5"
+                },
+                {
+                  "id": 1384,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1722:1:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1387,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1385,
+                      "name": "_mutex",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1402,
+                      "src": "1733:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1386,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1742:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "1733:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1388,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1733:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1390,
+            "name": "_lock_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1373,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1645:2:5"
+            },
+            "src": "1630:124:5",
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 1399,
+              "nodeType": "Block",
+              "src": "1782:59:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1394,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "1800:7:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1393,
+                          "name": "_mutex",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1402,
+                          "src": "1801:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f5245454e545259",
+                        "id": 1395,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1809:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        },
+                        "value": "ERR_REENTRY"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        }
+                      ],
+                      "id": 1392,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1792:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1396,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1792:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1397,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1792:31:5"
+                },
+                {
+                  "id": 1398,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1833:1:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1400,
+            "name": "_viewlock_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1391,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1779:2:5"
+            },
+            "src": "1760:81:5",
+            "visibility": "internal"
+          },
+          {
+            "constant": false,
+            "id": 1402,
+            "name": "_mutex",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1847:19:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1401,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "1847:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1404,
+            "name": "_factory",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1873:24:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 1403,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1873:7:5",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1406,
+            "name": "_controller",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1951:27:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 1405,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1951:7:5",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1408,
+            "name": "_publicSwap",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2004:24:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1407,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "2004:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1410,
+            "name": "_swapFee",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2188:21:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_uint256",
+              "typeString": "uint256"
+            },
+            "typeName": {
+              "id": 1409,
+              "name": "uint",
+              "nodeType": "ElementaryTypeName",
+              "src": "2188:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_uint256",
+                "typeString": "uint256"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1412,
+            "name": "_finalized",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2215:23:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1411,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "2215:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1415,
+            "name": "_tokens",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2245:25:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+              "typeString": "address[]"
+            },
+            "typeName": {
+              "baseType": {
+                "id": 1413,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "2245:7:5",
+                "stateMutability": "nonpayable",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "id": 1414,
+              "length": null,
+              "nodeType": "ArrayTypeName",
+              "src": "2245:9:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                "typeString": "address[]"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1419,
+            "name": "_records",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2276:42:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+              "typeString": "mapping(address => struct BPool.Record)"
+            },
+            "typeName": {
+              "id": 1418,
+              "keyType": {
+                "id": 1416,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "2284:7:5",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "nodeType": "Mapping",
+              "src": "2276:24:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                "typeString": "mapping(address => struct BPool.Record)"
+              },
+              "valueType": {
+                "contractScope": null,
+                "id": 1417,
+                "name": "Record",
+                "nodeType": "UserDefinedTypeName",
+                "referencedDeclaration": 1323,
+                "src": "2293:6:5",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                  "typeString": "struct BPool.Record"
+                }
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1421,
+            "name": "_totalWeight",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2324:25:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_uint256",
+              "typeString": "uint256"
+            },
+            "typeName": {
+              "id": 1420,
+              "name": "uint",
+              "nodeType": "ElementaryTypeName",
+              "src": "2324:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_uint256",
+                "typeString": "uint256"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 1446,
+              "nodeType": "Block",
+              "src": "2377:157:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1427,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1424,
+                      "name": "_controller",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1406,
+                      "src": "2387:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1425,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "2401:3:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 1426,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "2401:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "2387:24:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1428,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2387:24:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1432,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1429,
+                      "name": "_factory",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1404,
+                      "src": "2421:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1430,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "2432:3:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 1431,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "2432:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "2421:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1433,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2421:21:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1436,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1434,
+                      "name": "_swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1410,
+                      "src": "2452:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1435,
+                      "name": "MIN_FEE",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 43,
+                      "src": "2463:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "2452:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1437,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2452:18:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1440,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1438,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "2480:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1439,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "2494:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "2480:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1441,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2480:19:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1444,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1442,
+                      "name": "_finalized",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1412,
+                      "src": "2509:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1443,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "2522:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "2509:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1445,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2509:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1447,
+            "implemented": true,
+            "kind": "constructor",
+            "modifiers": [],
+            "name": "",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1422,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2367:2:5"
+            },
+            "returnParameters": {
+              "id": 1423,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2377:0:5"
+            },
+            "scope": 3473,
+            "src": "2356:178:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 1454,
+              "nodeType": "Block",
+              "src": "2613:35:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1452,
+                    "name": "_publicSwap",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1408,
+                    "src": "2630:11:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1451,
+                  "id": 1453,
+                  "nodeType": "Return",
+                  "src": "2623:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1455,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isPublicSwap",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1448,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2561:2:5"
+            },
+            "returnParameters": {
+              "id": 1451,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1450,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1455,
+                  "src": "2603:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1449,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2603:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2602:6:5"
+            },
+            "scope": 3473,
+            "src": "2540:108:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1462,
+              "nodeType": "Block",
+              "src": "2726:34:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1460,
+                    "name": "_finalized",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1412,
+                    "src": "2743:10:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1459,
+                  "id": 1461,
+                  "nodeType": "Return",
+                  "src": "2736:17:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1463,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isFinalized",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1456,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2674:2:5"
+            },
+            "returnParameters": {
+              "id": 1459,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1458,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1463,
+                  "src": "2716:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1457,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2716:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2715:6:5"
+            },
+            "scope": 3473,
+            "src": "2654:106:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1475,
+              "nodeType": "Block",
+              "src": "2843:41:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1470,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "2860:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1472,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1471,
+                        "name": "t",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1465,
+                        "src": "2869:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "2860:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1473,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "bound",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1316,
+                    "src": "2860:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1469,
+                  "id": 1474,
+                  "nodeType": "Return",
+                  "src": "2853:24:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1476,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isBound",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1466,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1465,
+                  "name": "t",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1476,
+                  "src": "2783:9:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1464,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2783:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2782:11:5"
+            },
+            "returnParameters": {
+              "id": 1469,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1468,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1476,
+                  "src": "2833:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1467,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2833:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2832:6:5"
+            },
+            "scope": 3473,
+            "src": "2766:118:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1484,
+              "nodeType": "Block",
+              "src": "2964:38:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 1481,
+                      "name": "_tokens",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1415,
+                      "src": "2981:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                        "typeString": "address[] storage ref"
+                      }
+                    },
+                    "id": 1482,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "length",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": null,
+                    "src": "2981:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1480,
+                  "id": 1483,
+                  "nodeType": "Return",
+                  "src": "2974:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1485,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "getNumTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1477,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2911:2:5"
+            },
+            "returnParameters": {
+              "id": 1480,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1479,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1485,
+                  "src": "2953:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1478,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2953:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2952:6:5"
+            },
+            "scope": 3473,
+            "src": "2890:112:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1495,
+              "nodeType": "Block",
+              "src": "3115:31:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1493,
+                    "name": "_tokens",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1415,
+                    "src": "3132:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                      "typeString": "address[] storage ref"
+                    }
+                  },
+                  "functionReturnParameters": 1492,
+                  "id": 1494,
+                  "nodeType": "Return",
+                  "src": "3125:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1496,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1488,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1487,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3058:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3058:10:5"
+              }
+            ],
+            "name": "getCurrentTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1486,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3033:2:5"
+            },
+            "returnParameters": {
+              "id": 1492,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1491,
+                  "name": "tokens",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1496,
+                  "src": "3086:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr",
+                    "typeString": "address[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 1489,
+                      "name": "address",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "3086:7:5",
+                      "stateMutability": "nonpayable",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "id": 1490,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "3086:9:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                      "typeString": "address[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3085:25:5"
+            },
+            "scope": 3473,
+            "src": "3008:138:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1511,
+              "nodeType": "Block",
+              "src": "3265:81:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1505,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "3283:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 1506,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3295:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 1504,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3275:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1507,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3275:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1508,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3275:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1509,
+                    "name": "_tokens",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1415,
+                    "src": "3332:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                      "typeString": "address[] storage ref"
+                    }
+                  },
+                  "functionReturnParameters": 1503,
+                  "id": 1510,
+                  "nodeType": "Return",
+                  "src": "3325:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1512,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1499,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1498,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3208:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3208:10:5"
+              }
+            ],
+            "name": "getFinalTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1497,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3175:2:5"
+            },
+            "returnParameters": {
+              "id": 1503,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1502,
+                  "name": "tokens",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1512,
+                  "src": "3236:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr",
+                    "typeString": "address[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 1500,
+                      "name": "address",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "3236:7:5",
+                      "stateMutability": "nonpayable",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "id": 1501,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "3236:9:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                      "typeString": "address[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3235:25:5"
+            },
+            "scope": 3473,
+            "src": "3152:194:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1534,
+              "nodeType": "Block",
+              "src": "3466:104:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1522,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "3485:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1524,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1523,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1514,
+                            "src": "3494:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "3485:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1525,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "3485:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1526,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3508:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1521,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3477:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1527,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3477:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1528,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3477:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1529,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "3541:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1531,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1530,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1514,
+                        "src": "3550:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "3541:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1532,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "3541:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1520,
+                  "id": 1533,
+                  "nodeType": "Return",
+                  "src": "3534:29:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1535,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1517,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1516,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3428:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3428:10:5"
+              }
+            ],
+            "name": "getDenormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1515,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1514,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1535,
+                  "src": "3383:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1513,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3383:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3382:15:5"
+            },
+            "returnParameters": {
+              "id": 1520,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1519,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1535,
+                  "src": "3456:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1518,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3456:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3455:6:5"
+            },
+            "scope": 3473,
+            "src": "3352:218:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1544,
+              "nodeType": "Block",
+              "src": "3682:36:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1542,
+                    "name": "_totalWeight",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1421,
+                    "src": "3699:12:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1541,
+                  "id": 1543,
+                  "nodeType": "Return",
+                  "src": "3692:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1545,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1538,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1537,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3644:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3644:10:5"
+              }
+            ],
+            "name": "getTotalDenormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1536,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3611:2:5"
+            },
+            "returnParameters": {
+              "id": 1541,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1540,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1545,
+                  "src": "3672:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1539,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3672:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3671:6:5"
+            },
+            "scope": 3473,
+            "src": "3576:142:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1574,
+              "nodeType": "Block",
+              "src": "3836:154:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1555,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "3855:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1557,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1556,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1547,
+                            "src": "3864:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "3855:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1558,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "3855:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1559,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3878:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1554,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3847:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1560,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3847:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1561,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3847:47:5"
+                },
+                {
+                  "assignments": [
+                    1563
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1563,
+                      "name": "denorm",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1574,
+                      "src": "3904:11:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1562,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "3904:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1568,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1564,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "3918:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1566,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1565,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1547,
+                        "src": "3927:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "3918:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1567,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "3918:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "3904:36:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1570,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1563,
+                        "src": "3962:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1571,
+                        "name": "_totalWeight",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1421,
+                        "src": "3970:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1569,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "3957:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 1572,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3957:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1553,
+                  "id": 1573,
+                  "nodeType": "Return",
+                  "src": "3950:33:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1575,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1550,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1549,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3798:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3798:10:5"
+              }
+            ],
+            "name": "getNormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1548,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1547,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1575,
+                  "src": "3753:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1546,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3753:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3752:15:5"
+            },
+            "returnParameters": {
+              "id": 1553,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1552,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1575,
+                  "src": "3826:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1551,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3826:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3825:6:5"
+            },
+            "scope": 3473,
+            "src": "3724:266:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1597,
+              "nodeType": "Block",
+              "src": "4099:105:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1585,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "4118:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1587,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1586,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1577,
+                            "src": "4127:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "4118:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1588,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "4118:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1589,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4141:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1584,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4110:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1590,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4110:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1591,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4110:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1592,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "4174:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1594,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1593,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1577,
+                        "src": "4183:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "4174:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1595,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "4174:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1583,
+                  "id": 1596,
+                  "nodeType": "Return",
+                  "src": "4167:30:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1598,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1580,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1579,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4061:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4061:10:5"
+              }
+            ],
+            "name": "getBalance",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1578,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1577,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1598,
+                  "src": "4016:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1576,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4016:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4015:15:5"
+            },
+            "returnParameters": {
+              "id": 1583,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1582,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1598,
+                  "src": "4089:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1581,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4089:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4088:6:5"
+            },
+            "scope": 3473,
+            "src": "3996:208:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1607,
+              "nodeType": "Block",
+              "src": "4300:32:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1605,
+                    "name": "_swapFee",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1410,
+                    "src": "4317:8:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1604,
+                  "id": 1606,
+                  "nodeType": "Return",
+                  "src": "4310:15:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1608,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1601,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1600,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4262:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4262:10:5"
+              }
+            ],
+            "name": "getSwapFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1599,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4229:2:5"
+            },
+            "returnParameters": {
+              "id": 1604,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1603,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1608,
+                  "src": "4290:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1602,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4290:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4289:6:5"
+            },
+            "scope": 3473,
+            "src": "4210:122:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1617,
+              "nodeType": "Block",
+              "src": "4434:35:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1615,
+                    "name": "_controller",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1406,
+                    "src": "4451:11:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "functionReturnParameters": 1614,
+                  "id": 1616,
+                  "nodeType": "Return",
+                  "src": "4444:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1618,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1611,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1610,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4393:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4393:10:5"
+              }
+            ],
+            "name": "getController",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1609,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4360:2:5"
+            },
+            "returnParameters": {
+              "id": 1614,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1613,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1618,
+                  "src": "4421:7:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1612,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4421:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4420:9:5"
+            },
+            "scope": 3473,
+            "src": "4338:131:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1659,
+              "nodeType": "Block",
+              "src": "4560:256:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1629,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "4579:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1628,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "4580:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1630,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4592:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1627,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4571:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1631,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4571:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1632,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4571:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1637,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1634,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "4629:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1635,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "4629:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1636,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "4643:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "4629:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1638,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4656:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1633,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4621:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1639,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4621:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1640,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4621:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1644,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1642,
+                          "name": "swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1620,
+                          "src": "4695:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1643,
+                          "name": "MIN_FEE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 43,
+                          "src": "4706:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "4695:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f464545",
+                        "id": 1645,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4715:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3c95b37766e2e0764ffbea08cf33d7dd980794ea2229cf2b30f9a53dfb48c0a5",
+                          "typeString": "literal_string \"ERR_MIN_FEE\""
+                        },
+                        "value": "ERR_MIN_FEE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3c95b37766e2e0764ffbea08cf33d7dd980794ea2229cf2b30f9a53dfb48c0a5",
+                          "typeString": "literal_string \"ERR_MIN_FEE\""
+                        }
+                      ],
+                      "id": 1641,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4687:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1646,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4687:42:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1647,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4687:42:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1651,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1649,
+                          "name": "swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1620,
+                          "src": "4747:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1650,
+                          "name": "MAX_FEE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 48,
+                          "src": "4758:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "4747:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f464545",
+                        "id": 1652,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4767:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_889e9e6c0c0fb5bbb40eea41a5a6b8208c6005e0eb9ab1570db8ca4038ab2ca2",
+                          "typeString": "literal_string \"ERR_MAX_FEE\""
+                        },
+                        "value": "ERR_MAX_FEE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_889e9e6c0c0fb5bbb40eea41a5a6b8208c6005e0eb9ab1570db8ca4038ab2ca2",
+                          "typeString": "literal_string \"ERR_MAX_FEE\""
+                        }
+                      ],
+                      "id": 1648,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4739:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1653,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4739:42:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1654,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4739:42:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1657,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1655,
+                      "name": "_swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1410,
+                      "src": "4791:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1656,
+                      "name": "swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1620,
+                      "src": "4802:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "4791:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1658,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4791:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1660,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1623,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1622,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "4534:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4534:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1625,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1624,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "4549:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4549:6:5"
+              }
+            ],
+            "name": "setSwapFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1621,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1620,
+                  "name": "swapFee",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1660,
+                  "src": "4495:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1619,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4495:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4494:14:5"
+            },
+            "returnParameters": {
+              "id": 1626,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4560:0:5"
+            },
+            "scope": 3473,
+            "src": "4475:341:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1681,
+              "nodeType": "Block",
+              "src": "4913:104:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1673,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1670,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "4931:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1671,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "4931:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1672,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "4945:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "4931:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1674,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4958:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1669,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4923:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1675,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4923:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1676,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4923:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1679,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1677,
+                      "name": "_controller",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1406,
+                      "src": "4989:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1678,
+                      "name": "manager",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1662,
+                      "src": "5003:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "4989:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1680,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4989:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1682,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1665,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1664,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "4887:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4887:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1667,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1666,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "4902:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4902:6:5"
+              }
+            ],
+            "name": "setController",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1663,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1662,
+                  "name": "manager",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1682,
+                  "src": "4845:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1661,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4845:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4844:17:5"
+            },
+            "returnParameters": {
+              "id": 1668,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4913:0:5"
+            },
+            "scope": 3473,
+            "src": "4822:195:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1709,
+              "nodeType": "Block",
+              "src": "5111:154:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1693,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5129:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1692,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "5130:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1694,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5142:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1691,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5121:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1695,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5121:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1696,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5121:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1701,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1698,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5179:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1699,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5179:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1700,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5193:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5179:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1702,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5206:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1697,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5171:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1703,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5171:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1704,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5171:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1707,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1705,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "5237:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1706,
+                      "name": "public_",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1684,
+                      "src": "5251:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "src": "5237:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1708,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5237:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1710,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1687,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1686,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5085:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5085:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1689,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1688,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "5100:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5100:6:5"
+              }
+            ],
+            "name": "setPublicSwap",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1685,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1684,
+                  "name": "public_",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1710,
+                  "src": "5046:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1683,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5046:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "5045:14:5"
+            },
+            "returnParameters": {
+              "id": 1690,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5111:0:5"
+            },
+            "scope": 3473,
+            "src": "5023:242:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1757,
+              "nodeType": "Block",
+              "src": "5342:347:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1721,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1718,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5360:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1719,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5360:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1720,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5374:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5360:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1722,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5387:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1717,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5352:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1723,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5352:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1724,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5352:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1727,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5426:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1726,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "5427:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1728,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5439:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1725,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5418:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1729,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5418:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1730,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5418:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1735,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1732,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "5476:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1733,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5476:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1734,
+                          "name": "MIN_BOUND_TOKENS",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 33,
+                          "src": "5494:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "5476:34:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f544f4b454e53",
+                        "id": 1736,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5512:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_e51b2df926e9f13c18594bdf17dd3e1810e2676b7bad834d6cfa8e46bba574a9",
+                          "typeString": "literal_string \"ERR_MIN_TOKENS\""
+                        },
+                        "value": "ERR_MIN_TOKENS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_e51b2df926e9f13c18594bdf17dd3e1810e2676b7bad834d6cfa8e46bba574a9",
+                          "typeString": "literal_string \"ERR_MIN_TOKENS\""
+                        }
+                      ],
+                      "id": 1731,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5468:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1737,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5468:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1738,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5468:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1741,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1739,
+                      "name": "_finalized",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1412,
+                      "src": "5540:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1740,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "5553:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "5540:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1742,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5540:17:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1745,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1743,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "5567:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1744,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "5581:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "5567:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1746,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5567:18:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1748,
+                        "name": "INIT_POOL_SUPPLY",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 76,
+                        "src": "5611:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1747,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "5596:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 1749,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5596:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1750,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5596:32:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1752,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "5653:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1753,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "5653:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1754,
+                        "name": "INIT_POOL_SUPPLY",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 76,
+                        "src": "5665:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1751,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "5638:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 1755,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5638:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1756,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5638:44:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1758,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1713,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1712,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5316:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5316:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1715,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1714,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "5331:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5331:6:5"
+              }
+            ],
+            "name": "finalize",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1711,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5288:2:5"
+            },
+            "returnParameters": {
+              "id": 1716,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5342:0:5"
+            },
+            "scope": 3473,
+            "src": "5271:418:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1824,
+              "nodeType": "Block",
+              "src": "5867:542:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1773,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1770,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5885:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1771,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5885:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1772,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5899:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5885:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1774,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5912:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1769,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5877:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1775,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5877:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1776,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5877:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1782,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5951:22:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 1778,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "5952:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 1780,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 1779,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1760,
+                              "src": "5961:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "5952:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 1781,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "bound",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1316,
+                          "src": "5952:21:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f424f554e44",
+                        "id": 1783,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5975:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_29524b4853ebf7d280374d088acc10bd6949cb77e38df49dfa9b02680b8a5f51",
+                          "typeString": "literal_string \"ERR_IS_BOUND\""
+                        },
+                        "value": "ERR_IS_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_29524b4853ebf7d280374d088acc10bd6949cb77e38df49dfa9b02680b8a5f51",
+                          "typeString": "literal_string \"ERR_IS_BOUND\""
+                        }
+                      ],
+                      "id": 1777,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5943:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1784,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5943:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1785,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5943:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1788,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "6008:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1787,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "6009:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1789,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6021:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1786,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6000:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1790,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6000:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1791,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6000:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1796,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1793,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "6059:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1794,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6059:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1795,
+                          "name": "MAX_BOUND_TOKENS",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 36,
+                          "src": "6076:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6059:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f544f4b454e53",
+                        "id": 1797,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6094:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_2b41476dedca3afde44e68e1abeac58b7cde6712eb701df30a64635f310a23f5",
+                          "typeString": "literal_string \"ERR_MAX_TOKENS\""
+                        },
+                        "value": "ERR_MAX_TOKENS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_2b41476dedca3afde44e68e1abeac58b7cde6712eb701df30a64635f310a23f5",
+                          "typeString": "literal_string \"ERR_MAX_TOKENS\""
+                        }
+                      ],
+                      "id": 1792,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6051:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1798,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6051:60:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1799,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6051:60:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1810,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1800,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "6122:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1802,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1801,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6131:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "6122:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "74727565",
+                          "id": 1804,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "bool",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6168:4:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          "value": "true"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1805,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "6193:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1806,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6193:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 1807,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6229:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 1808,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6296:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          }
+                        ],
+                        "id": 1803,
+                        "name": "Record",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1323,
+                        "src": "6140:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_struct$_Record_$1323_storage_ptr_$",
+                          "typeString": "type(struct BPool.Record storage pointer)"
+                        }
+                      },
+                      "id": 1809,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "structConstructorCall",
+                      "lValueRequested": false,
+                      "names": [
+                        "bound",
+                        "index",
+                        "denorm",
+                        "balance"
+                      ],
+                      "nodeType": "FunctionCall",
+                      "src": "6140:193:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_memory",
+                        "typeString": "struct BPool.Record memory"
+                      }
+                    },
+                    "src": "6122:211:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "id": 1811,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6122:211:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1815,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6356:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1812,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "6343:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 1814,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "push",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "6343:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_arraypush_nonpayable$_t_address_$returns$_t_uint256_$",
+                        "typeString": "function (address) returns (uint256)"
+                      }
+                    },
+                    "id": 1816,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6343:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1817,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6343:19:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1819,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6379:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1820,
+                        "name": "balance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1762,
+                        "src": "6386:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1821,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1764,
+                        "src": "6395:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1818,
+                      "name": "rebind",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1997,
+                      "src": "6372:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256,uint256)"
+                      }
+                    },
+                    "id": 1822,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6372:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1823,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6372:30:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1825,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1767,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1766,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5777:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5777:6:5"
+              }
+            ],
+            "name": "bind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1765,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1760,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5710:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1759,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5710:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1762,
+                  "name": "balance",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5725:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1761,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5725:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1764,
+                  "name": "denorm",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5739:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1763,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5739:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "5709:42:5"
+            },
+            "returnParameters": {
+              "id": 1768,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5867:0:5"
+            },
+            "scope": 3473,
+            "src": "5696:713:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1996,
+              "nodeType": "Block",
+              "src": "6522:1496:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1842,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1839,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "6541:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1840,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6541:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1841,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "6555:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "6541:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1843,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6568:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1838,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6533:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1844,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6533:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1845,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6533:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1847,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "6607:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1849,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1848,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1827,
+                            "src": "6616:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "6607:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1850,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "6607:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1851,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6630:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1846,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6599:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1852,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6599:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1853,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6599:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1856,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "6664:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1855,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "6665:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1857,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6677:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1854,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6656:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1858,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6656:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1859,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6656:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1863,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1861,
+                          "name": "denorm",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1831,
+                          "src": "6715:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1862,
+                          "name": "MIN_WEIGHT",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 54,
+                          "src": "6725:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6715:20:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f574549474854",
+                        "id": 1864,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6737:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8df266f07de77e4ef407edb2fcb3334221f5d37909c32010ecedbd042f2b2362",
+                          "typeString": "literal_string \"ERR_MIN_WEIGHT\""
+                        },
+                        "value": "ERR_MIN_WEIGHT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8df266f07de77e4ef407edb2fcb3334221f5d37909c32010ecedbd042f2b2362",
+                          "typeString": "literal_string \"ERR_MIN_WEIGHT\""
+                        }
+                      ],
+                      "id": 1860,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6707:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1865,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6707:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1866,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6707:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1870,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1868,
+                          "name": "denorm",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1831,
+                          "src": "6772:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1869,
+                          "name": "MAX_WEIGHT",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 59,
+                          "src": "6782:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6772:20:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f574549474854",
+                        "id": 1871,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6794:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4443a14e27060659cd754b886a4a9abce56b7a815ac41b5da14580c72eae7f33",
+                          "typeString": "literal_string \"ERR_MAX_WEIGHT\""
+                        },
+                        "value": "ERR_MAX_WEIGHT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4443a14e27060659cd754b886a4a9abce56b7a815ac41b5da14580c72eae7f33",
+                          "typeString": "literal_string \"ERR_MAX_WEIGHT\""
+                        }
+                      ],
+                      "id": 1867,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6764:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1872,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6764:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1873,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6764:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1877,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1875,
+                          "name": "balance",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1829,
+                          "src": "6829:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1876,
+                          "name": "MIN_BALANCE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 71,
+                          "src": "6840:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6829:22:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f42414c414e4345",
+                        "id": 1878,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6853:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_69c7afc4064c1fa740d9fba5145c2c6cfc449ab58df3114718ec5abc7738730c",
+                          "typeString": "literal_string \"ERR_MIN_BALANCE\""
+                        },
+                        "value": "ERR_MIN_BALANCE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_69c7afc4064c1fa740d9fba5145c2c6cfc449ab58df3114718ec5abc7738730c",
+                          "typeString": "literal_string \"ERR_MIN_BALANCE\""
+                        }
+                      ],
+                      "id": 1874,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6821:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1879,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6821:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1880,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6821:50:5"
+                },
+                {
+                  "assignments": [
+                    1882
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1882,
+                      "name": "oldWeight",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1996,
+                      "src": "6927:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1881,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "6927:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1887,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1883,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "6944:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1885,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1884,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1827,
+                        "src": "6953:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "6944:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1886,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "6944:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "6927:39:5"
+                },
+                {
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 1890,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 1888,
+                      "name": "denorm",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1831,
+                      "src": "6980:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": ">",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "id": 1889,
+                      "name": "oldWeight",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1882,
+                      "src": "6989:9:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "6980:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "falseBody": {
+                    "condition": {
+                      "argumentTypes": null,
+                      "commonType": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "id": 1911,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftExpression": {
+                        "argumentTypes": null,
+                        "id": 1909,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1831,
+                        "src": "7172:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "nodeType": "BinaryOperation",
+                      "operator": "<",
+                      "rightExpression": {
+                        "argumentTypes": null,
+                        "id": 1910,
+                        "name": "oldWeight",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1882,
+                        "src": "7181:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "src": "7172:18:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "falseBody": null,
+                    "id": 1923,
+                    "nodeType": "IfStatement",
+                    "src": "7168:107:5",
+                    "trueBody": {
+                      "id": 1922,
+                      "nodeType": "Block",
+                      "src": "7192:83:5",
+                      "statements": [
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1920,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "leftHandSide": {
+                              "argumentTypes": null,
+                              "id": 1912,
+                              "name": "_totalWeight",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1421,
+                              "src": "7206:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "nodeType": "Assignment",
+                            "operator": "=",
+                            "rightHandSide": {
+                              "argumentTypes": null,
+                              "arguments": [
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1914,
+                                  "name": "_totalWeight",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1421,
+                                  "src": "7226:12:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                {
+                                  "argumentTypes": null,
+                                  "arguments": [
+                                    {
+                                      "argumentTypes": null,
+                                      "id": 1916,
+                                      "name": "oldWeight",
+                                      "nodeType": "Identifier",
+                                      "overloadedDeclarations": [],
+                                      "referencedDeclaration": 1882,
+                                      "src": "7245:9:5",
+                                      "typeDescriptions": {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    },
+                                    {
+                                      "argumentTypes": null,
+                                      "id": 1917,
+                                      "name": "denorm",
+                                      "nodeType": "Identifier",
+                                      "overloadedDeclarations": [],
+                                      "referencedDeclaration": 1831,
+                                      "src": "7256:6:5",
+                                      "typeDescriptions": {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    }
+                                  ],
+                                  "expression": {
+                                    "argumentTypes": [
+                                      {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      },
+                                      {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    ],
+                                    "id": 1915,
+                                    "name": "bsub",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 914,
+                                    "src": "7240:4:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                      "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                    }
+                                  },
+                                  "id": 1918,
+                                  "isConstant": false,
+                                  "isLValue": false,
+                                  "isPure": false,
+                                  "kind": "functionCall",
+                                  "lValueRequested": false,
+                                  "names": [],
+                                  "nodeType": "FunctionCall",
+                                  "src": "7240:23:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                }
+                              ],
+                              "expression": {
+                                "argumentTypes": [
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  },
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                ],
+                                "id": 1913,
+                                "name": "bsub",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 914,
+                                "src": "7221:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                  "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                }
+                              },
+                              "id": 1919,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "kind": "functionCall",
+                              "lValueRequested": false,
+                              "names": [],
+                              "nodeType": "FunctionCall",
+                              "src": "7221:43:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "src": "7206:58:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "id": 1921,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7206:58:5"
+                        }
+                      ]
+                    }
+                  },
+                  "id": 1924,
+                  "nodeType": "IfStatement",
+                  "src": "6976:299:5",
+                  "trueBody": {
+                    "id": 1908,
+                    "nodeType": "Block",
+                    "src": "7000:162:5",
+                    "statements": [
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1899,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "id": 1891,
+                            "name": "_totalWeight",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1421,
+                            "src": "7014:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1893,
+                                "name": "_totalWeight",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1421,
+                                "src": "7034:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "arguments": [
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1895,
+                                    "name": "denorm",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1831,
+                                    "src": "7053:6:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  },
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1896,
+                                    "name": "oldWeight",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1882,
+                                    "src": "7061:9:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  }
+                                ],
+                                "expression": {
+                                  "argumentTypes": [
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    },
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  ],
+                                  "id": 1894,
+                                  "name": "bsub",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 914,
+                                  "src": "7048:4:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                    "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                  }
+                                },
+                                "id": 1897,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "kind": "functionCall",
+                                "lValueRequested": false,
+                                "names": [],
+                                "nodeType": "FunctionCall",
+                                "src": "7048:23:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1892,
+                              "name": "badd",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 887,
+                              "src": "7029:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1898,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7029:43:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "7014:58:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 1900,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7014:58:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 1904,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 1902,
+                                "name": "_totalWeight",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1421,
+                                "src": "7094:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "<=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "id": 1903,
+                                "name": "MAX_TOTAL_WEIGHT",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 64,
+                                "src": "7110:16:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "7094:32:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d41585f544f54414c5f574549474854",
+                              "id": 1905,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "7128:22:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_55ceb599893e4bee215a5c1285d9b5c12334585fcdd4c2c71690e94257494440",
+                                "typeString": "literal_string \"ERR_MAX_TOTAL_WEIGHT\""
+                              },
+                              "value": "ERR_MAX_TOTAL_WEIGHT"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_55ceb599893e4bee215a5c1285d9b5c12334585fcdd4c2c71690e94257494440",
+                                "typeString": "literal_string \"ERR_MAX_TOTAL_WEIGHT\""
+                              }
+                            ],
+                            "id": 1901,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "7086:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 1906,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "7086:65:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 1907,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7086:65:5"
+                      }
+                    ]
+                  }
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1930,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 1925,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "7292:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 1927,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 1926,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1827,
+                          "src": "7301:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "7292:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 1928,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "denorm",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1320,
+                      "src": "7292:22:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1929,
+                      "name": "denorm",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1831,
+                      "src": "7317:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7292:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1931,
+                  "nodeType": "ExpressionStatement",
+                  "src": "7292:31:5"
+                },
+                {
+                  "assignments": [
+                    1933
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1933,
+                      "name": "oldBalance",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1996,
+                      "src": "7396:15:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1932,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "7396:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1938,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1934,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "7414:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1936,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1935,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1827,
+                        "src": "7423:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "7414:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1937,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "7414:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "7396:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1944,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 1939,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "7447:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 1941,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 1940,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1827,
+                          "src": "7456:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "7447:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 1942,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "7447:23:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1943,
+                      "name": "balance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1829,
+                      "src": "7473:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7447:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1945,
+                  "nodeType": "ExpressionStatement",
+                  "src": "7447:33:5"
+                },
+                {
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 1948,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 1946,
+                      "name": "balance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1829,
+                      "src": "7494:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": ">",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "id": 1947,
+                      "name": "oldBalance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1933,
+                      "src": "7504:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7494:20:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "falseBody": {
+                    "condition": {
+                      "argumentTypes": null,
+                      "commonType": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "id": 1962,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftExpression": {
+                        "argumentTypes": null,
+                        "id": 1960,
+                        "name": "balance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1829,
+                        "src": "7612:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "nodeType": "BinaryOperation",
+                      "operator": "<",
+                      "rightExpression": {
+                        "argumentTypes": null,
+                        "id": 1961,
+                        "name": "oldBalance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1933,
+                        "src": "7622:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "src": "7612:20:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "falseBody": null,
+                    "id": 1994,
+                    "nodeType": "IfStatement",
+                    "src": "7608:404:5",
+                    "trueBody": {
+                      "id": 1993,
+                      "nodeType": "Block",
+                      "src": "7634:378:5",
+                      "statements": [
+                        {
+                          "assignments": [
+                            1964
+                          ],
+                          "declarations": [
+                            {
+                              "constant": false,
+                              "id": 1964,
+                              "name": "tokenBalanceWithdrawn",
+                              "nodeType": "VariableDeclaration",
+                              "scope": 1993,
+                              "src": "7725:26:5",
+                              "stateVariable": false,
+                              "storageLocation": "default",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "typeName": {
+                                "id": 1963,
+                                "name": "uint",
+                                "nodeType": "ElementaryTypeName",
+                                "src": "7725:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "value": null,
+                              "visibility": "internal"
+                            }
+                          ],
+                          "id": 1969,
+                          "initialValue": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1966,
+                                "name": "oldBalance",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1933,
+                                "src": "7759:10:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1967,
+                                "name": "balance",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1829,
+                                "src": "7771:7:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1965,
+                              "name": "bsub",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 914,
+                              "src": "7754:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1968,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7754:25:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "VariableDeclarationStatement",
+                          "src": "7725:54:5"
+                        },
+                        {
+                          "assignments": [
+                            1971
+                          ],
+                          "declarations": [
+                            {
+                              "constant": false,
+                              "id": 1971,
+                              "name": "tokenExitFee",
+                              "nodeType": "VariableDeclaration",
+                              "scope": 1993,
+                              "src": "7793:17:5",
+                              "stateVariable": false,
+                              "storageLocation": "default",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "typeName": {
+                                "id": 1970,
+                                "name": "uint",
+                                "nodeType": "ElementaryTypeName",
+                                "src": "7793:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "value": null,
+                              "visibility": "internal"
+                            }
+                          ],
+                          "id": 1976,
+                          "initialValue": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1973,
+                                "name": "tokenBalanceWithdrawn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1964,
+                                "src": "7818:21:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1974,
+                                "name": "EXIT_FEE",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 51,
+                                "src": "7841:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1972,
+                              "name": "bmul",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 997,
+                              "src": "7813:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1975,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7813:37:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "VariableDeclarationStatement",
+                          "src": "7793:57:5"
+                        },
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1978,
+                                "name": "token",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1827,
+                                "src": "7880:5:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "id": 1979,
+                                  "name": "msg",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 5250,
+                                  "src": "7887:3:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_magic_message",
+                                    "typeString": "msg"
+                                  }
+                                },
+                                "id": 1980,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "sender",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": null,
+                                "src": "7887:10:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address_payable",
+                                  "typeString": "address payable"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "arguments": [
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1982,
+                                    "name": "tokenBalanceWithdrawn",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1964,
+                                    "src": "7904:21:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  },
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1983,
+                                    "name": "tokenExitFee",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1971,
+                                    "src": "7927:12:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  }
+                                ],
+                                "expression": {
+                                  "argumentTypes": [
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    },
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  ],
+                                  "id": 1981,
+                                  "name": "bsub",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 914,
+                                  "src": "7899:4:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                    "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                  }
+                                },
+                                "id": 1984,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "kind": "functionCall",
+                                "lValueRequested": false,
+                                "names": [],
+                                "nodeType": "FunctionCall",
+                                "src": "7899:41:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_address_payable",
+                                  "typeString": "address payable"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1977,
+                              "name": "_pushUnderlying",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 3426,
+                              "src": "7864:15:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                                "typeString": "function (address,address,uint256)"
+                              }
+                            },
+                            "id": 1985,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7864:77:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_tuple$__$",
+                              "typeString": "tuple()"
+                            }
+                          },
+                          "id": 1986,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7864:77:5"
+                        },
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1988,
+                                "name": "token",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1827,
+                                "src": "7971:5:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1989,
+                                "name": "_factory",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1404,
+                                "src": "7978:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1990,
+                                "name": "tokenExitFee",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1971,
+                                "src": "7988:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1987,
+                              "name": "_pushUnderlying",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 3426,
+                              "src": "7955:15:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                                "typeString": "function (address,address,uint256)"
+                              }
+                            },
+                            "id": 1991,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7955:46:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_tuple$__$",
+                              "typeString": "tuple()"
+                            }
+                          },
+                          "id": 1992,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7955:46:5"
+                        }
+                      ]
+                    }
+                  },
+                  "id": 1995,
+                  "nodeType": "IfStatement",
+                  "src": "7490:522:5",
+                  "trueBody": {
+                    "id": 1959,
+                    "nodeType": "Block",
+                    "src": "7516:86:5",
+                    "statements": [
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 1950,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1827,
+                              "src": "7546:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 1951,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "7553:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 1952,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "7553:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "arguments": [
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1954,
+                                  "name": "balance",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1829,
+                                  "src": "7570:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1955,
+                                  "name": "oldBalance",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1933,
+                                  "src": "7579:10:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                }
+                              ],
+                              "expression": {
+                                "argumentTypes": [
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  },
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                ],
+                                "id": 1953,
+                                "name": "bsub",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 914,
+                                "src": "7565:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                  "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                }
+                              },
+                              "id": 1956,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "kind": "functionCall",
+                              "lValueRequested": false,
+                              "names": [],
+                              "nodeType": "FunctionCall",
+                              "src": "7565:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 1949,
+                            "name": "_pullUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3401,
+                            "src": "7530:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 1957,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "7530:61:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 1958,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7530:61:5"
+                      }
+                    ]
+                  }
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1997,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1834,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1833,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "6496:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "6496:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1836,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1835,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "6511:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "6511:6:5"
+              }
+            ],
+            "name": "rebind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1832,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1827,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6431:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1826,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6431:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1829,
+                  "name": "balance",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6446:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1828,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6446:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1831,
+                  "name": "denorm",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6460:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1830,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6460:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "6430:42:5"
+            },
+            "returnParameters": {
+              "id": 1837,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "6522:0:5"
+            },
+            "scope": 3473,
+            "src": "6415:1603:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 2115,
+              "nodeType": "Block",
+              "src": "8106:928:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 2010,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2007,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "8125:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 2008,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "8125:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2009,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "8139:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "8125:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 2011,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8152:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 2006,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8117:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2012,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8117:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2013,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8117:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2015,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "8191:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2017,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2016,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1999,
+                            "src": "8200:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "8191:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2018,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "8191:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2019,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8214:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2014,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8183:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2020,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8183:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2021,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8183:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2024,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "8248:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 2023,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "8249:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 2025,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8261:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 2022,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8240:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2026,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8240:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2027,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8240:40:5"
+                },
+                {
+                  "assignments": [
+                    2029
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2029,
+                      "name": "tokenBalance",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8291:17:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2028,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8291:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2034,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2030,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8311:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2032,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2031,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8320:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8311:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 2033,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "8311:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8291:43:5"
+                },
+                {
+                  "assignments": [
+                    2036
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2036,
+                      "name": "tokenExitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8344:17:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2035,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8344:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2041,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2038,
+                        "name": "tokenBalance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2029,
+                        "src": "8369:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2039,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "8383:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2037,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "8364:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2040,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8364:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8344:48:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2050,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2042,
+                      "name": "_totalWeight",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1421,
+                      "src": "8403:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2044,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "8423:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2045,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "8437:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2047,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2046,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1999,
+                              "src": "8446:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "8437:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2048,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "8437:22:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2043,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "8418:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2049,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "8418:42:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "8403:57:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2051,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8403:57:5"
+                },
+                {
+                  "assignments": [
+                    2053
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2053,
+                      "name": "index",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8566:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2052,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8566:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2058,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2054,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8579:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2056,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2055,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8588:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8579:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 2057,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "index",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1318,
+                    "src": "8579:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8566:34:5"
+                },
+                {
+                  "assignments": [
+                    2060
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2060,
+                      "name": "last",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8610:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2059,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8610:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2065,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2064,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2061,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8622:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2062,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "8622:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "-",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "hexValue": "31",
+                      "id": 2063,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "8639:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_1_by_1",
+                        "typeString": "int_const 1"
+                      },
+                      "value": "1"
+                    },
+                    "src": "8622:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8610:30:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2072,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2066,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8650:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2068,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2067,
+                        "name": "index",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2053,
+                        "src": "8658:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "8650:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2069,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8667:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2071,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2070,
+                        "name": "last",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2060,
+                        "src": "8675:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8667:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "8650:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 2073,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8650:30:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2081,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 2074,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "8690:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 2078,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2075,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "8699:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2077,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2076,
+                            "name": "index",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2053,
+                            "src": "8707:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "8699:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "8690:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 2079,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "index",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1318,
+                      "src": "8690:30:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 2080,
+                      "name": "index",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2053,
+                      "src": "8723:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "8690:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2082,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8690:38:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2083,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8738:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2085,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "pop",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "8738:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_arraypop_nonpayable$__$returns$__$",
+                        "typeString": "function ()"
+                      }
+                    },
+                    "id": 2086,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8738:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2087,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8738:13:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2097,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2088,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8761:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2090,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2089,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8770:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "8761:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "66616c7365",
+                          "id": 2092,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "bool",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8807:5:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          "value": "false"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2093,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8833:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2094,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8856:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2095,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8880:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          }
+                        ],
+                        "id": 2091,
+                        "name": "Record",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1323,
+                        "src": "8779:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_struct$_Record_$1323_storage_ptr_$",
+                          "typeString": "type(struct BPool.Record storage pointer)"
+                        }
+                      },
+                      "id": 2096,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "structConstructorCall",
+                      "lValueRequested": false,
+                      "names": [
+                        "bound",
+                        "index",
+                        "denorm",
+                        "balance"
+                      ],
+                      "nodeType": "FunctionCall",
+                      "src": "8779:113:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_memory",
+                        "typeString": "struct BPool.Record memory"
+                      }
+                    },
+                    "src": "8761:131:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "id": 2098,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8761:131:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2100,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8919:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2101,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "8926:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2102,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "8926:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 2104,
+                            "name": "tokenBalance",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2029,
+                            "src": "8943:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 2105,
+                            "name": "tokenExitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2036,
+                            "src": "8957:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 2103,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "8938:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 2106,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "8938:32:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2099,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "8903:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2107,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8903:68:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2108,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8903:68:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2110,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8997:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2111,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "9004:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2112,
+                        "name": "tokenExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2036,
+                        "src": "9014:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2109,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "8981:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2113,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8981:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2114,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8981:46:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2116,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2002,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2001,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "8080:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "8080:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2004,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2003,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "8095:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "8095:6:5"
+              }
+            ],
+            "name": "unbind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2000,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1999,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2116,
+                  "src": "8040:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1998,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "8040:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "8039:15:5"
+            },
+            "returnParameters": {
+              "id": 2005,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "8106:0:5"
+            },
+            "scope": 3473,
+            "src": "8024:1010:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2147,
+              "nodeType": "Block",
+              "src": "9196:138:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2126,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9214:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2128,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2127,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2118,
+                            "src": "9223:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9214:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2129,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9214:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2130,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9237:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2125,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9206:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2131,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9206:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2132,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9206:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2145,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 2133,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "9263:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 2135,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 2134,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2118,
+                          "src": "9272:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "9263:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 2136,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "9263:23:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2142,
+                              "name": "this",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 5280,
+                              "src": "9321:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_contract$_BPool_$3473",
+                                "typeString": "contract BPool"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_contract$_BPool_$3473",
+                                "typeString": "contract BPool"
+                              }
+                            ],
+                            "id": 2141,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": true,
+                            "lValueRequested": false,
+                            "nodeType": "ElementaryTypeNameExpression",
+                            "src": "9313:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_type$_t_address_$",
+                              "typeString": "type(address)"
+                            },
+                            "typeName": "address"
+                          },
+                          "id": 2143,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "typeConversion",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "9313:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2138,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2118,
+                              "src": "9296:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            ],
+                            "id": 2137,
+                            "name": "IERC20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3543,
+                            "src": "9289:6:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                              "typeString": "type(contract IERC20)"
+                            }
+                          },
+                          "id": 2139,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "typeConversion",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "9289:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_contract$_IERC20_$3543",
+                            "typeString": "contract IERC20"
+                          }
+                        },
+                        "id": 2140,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balanceOf",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 3504,
+                        "src": "9289:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$",
+                          "typeString": "function (address) view external returns (uint256)"
+                        }
+                      },
+                      "id": 2144,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "9289:38:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "9263:64:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2146,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9263:64:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2148,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2121,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2120,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "9170:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9170:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2123,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2122,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "9185:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9185:6:5"
+              }
+            ],
+            "name": "gulp",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2119,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2118,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2148,
+                  "src": "9130:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2117,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9130:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9129:15:5"
+            },
+            "returnParameters": {
+              "id": 2124,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "9196:0:5"
+            },
+            "scope": 3473,
+            "src": "9116:218:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2199,
+              "nodeType": "Block",
+              "src": "9475:346:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2160,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9493:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2162,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2161,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2150,
+                            "src": "9502:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9493:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2163,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9493:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2164,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9518:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2159,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9485:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2165,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9485:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2166,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9485:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2168,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9552:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2170,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2169,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2152,
+                            "src": "9561:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9552:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2171,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9552:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2172,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9578:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2167,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9544:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9544:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9544:50:5"
+                },
+                {
+                  "assignments": [
+                    2176
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2176,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2199,
+                      "src": "9604:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2175,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "9604:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2180,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2177,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "9630:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2179,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2178,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2150,
+                      "src": "9639:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "9630:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "9604:43:5"
+                },
+                {
+                  "assignments": [
+                    2182
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2182,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2199,
+                      "src": "9657:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2181,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "9657:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2186,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2183,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "9684:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2185,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2184,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2152,
+                      "src": "9693:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "9684:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "9657:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2188,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2176,
+                          "src": "9733:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2189,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "9733:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2190,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2176,
+                          "src": "9751:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2191,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "9751:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2192,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2182,
+                          "src": "9768:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2193,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "9768:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2194,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2182,
+                          "src": "9787:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2195,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "9787:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2196,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "9805:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2187,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "9719:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2197,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9719:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2158,
+                  "id": 2198,
+                  "nodeType": "Return",
+                  "src": "9712:102:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2200,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2155,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2154,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "9427:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9427:10:5"
+              }
+            ],
+            "name": "getSpotPrice",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2153,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2150,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9362:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2149,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9362:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2152,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9379:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2151,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9379:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9361:35:5"
+            },
+            "returnParameters": {
+              "id": 2158,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2157,
+                  "name": "spotPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9455:14:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2156,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9455:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9454:16:5"
+            },
+            "scope": 3473,
+            "src": "9340:481:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2251,
+              "nodeType": "Block",
+              "src": "9969:339:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2212,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9987:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2214,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2213,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2202,
+                            "src": "9996:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9987:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2215,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9987:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2216,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10012:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2211,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9979:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2217,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9979:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2218,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9979:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2220,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "10046:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2222,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2221,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2204,
+                            "src": "10055:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "10046:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2223,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "10046:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2224,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10072:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2219,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10038:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2225,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10038:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2226,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10038:50:5"
+                },
+                {
+                  "assignments": [
+                    2228
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2228,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2251,
+                      "src": "10098:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2227,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "10098:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2232,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2229,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "10124:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2231,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2230,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2202,
+                      "src": "10133:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "10124:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10098:43:5"
+                },
+                {
+                  "assignments": [
+                    2234
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2234,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2251,
+                      "src": "10151:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2233,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "10151:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2238,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2235,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "10178:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2237,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2236,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2204,
+                      "src": "10187:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "10178:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10151:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2240,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2228,
+                          "src": "10227:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2241,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "10227:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2242,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2228,
+                          "src": "10245:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2243,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "10245:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2244,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2234,
+                          "src": "10262:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2245,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "10262:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2246,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2234,
+                          "src": "10281:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2247,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "10281:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "30",
+                        "id": 2248,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "number",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10299:1:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_rational_0_by_1",
+                          "typeString": "int_const 0"
+                        },
+                        "value": "0"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_rational_0_by_1",
+                          "typeString": "int_const 0"
+                        }
+                      ],
+                      "id": 2239,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "10213:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2249,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10213:88:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2210,
+                  "id": 2250,
+                  "nodeType": "Return",
+                  "src": "10206:95:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2252,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2207,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2206,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "9921:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9921:10:5"
+              }
+            ],
+            "name": "getSpotPriceSansFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2205,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2202,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9856:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2201,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9856:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2204,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9873:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2203,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9873:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9855:35:5"
+            },
+            "returnParameters": {
+              "id": 2210,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2209,
+                  "name": "spotPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9949:14:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2208,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9949:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9948:16:5"
+            },
+            "scope": 3473,
+            "src": "9827:481:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2374,
+              "nodeType": "Block",
+              "src": "10433:806:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2265,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "10451:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2266,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10463:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2264,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10443:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2267,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10443:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2268,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10443:40:5"
+                },
+                {
+                  "assignments": [
+                    2270
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2270,
+                      "name": "poolTotal",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2374,
+                      "src": "10494:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2269,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "10494:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2273,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 2271,
+                      "name": "totalSupply",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3813,
+                      "src": "10511:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$",
+                        "typeString": "function () view returns (uint256)"
+                      }
+                    },
+                    "id": 2272,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10511:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10494:30:5"
+                },
+                {
+                  "assignments": [
+                    2275
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2275,
+                      "name": "ratio",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2374,
+                      "src": "10534:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2274,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "10534:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2280,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2277,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "10552:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2278,
+                        "name": "poolTotal",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2270,
+                        "src": "10567:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2276,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "10547:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2279,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10547:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10534:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2284,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2282,
+                          "name": "ratio",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2275,
+                          "src": "10595:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2283,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "10604:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "10595:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2285,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10607:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2281,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10587:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2286,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10587:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2287,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10587:38:5"
+                },
+                {
+                  "body": {
+                    "id": 2362,
+                    "nodeType": "Block",
+                    "src": "10678:465:5",
+                    "statements": [
+                      {
+                        "assignments": [
+                          2300
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2300,
+                            "name": "t",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10692:9:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            },
+                            "typeName": {
+                              "id": 2299,
+                              "name": "address",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10692:7:5",
+                              "stateMutability": "nonpayable",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2304,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2301,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "10704:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2303,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2302,
+                            "name": "i",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2289,
+                            "src": "10712:1:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "10704:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10692:22:5"
+                      },
+                      {
+                        "assignments": [
+                          2306
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2306,
+                            "name": "bal",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10728:8:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2305,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10728:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2311,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2307,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "10739:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2309,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2308,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "10748:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "10739:11:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2310,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "10739:19:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10728:30:5"
+                      },
+                      {
+                        "assignments": [
+                          2313
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2313,
+                            "name": "tokenAmountIn",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10772:18:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2312,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10772:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2318,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2315,
+                              "name": "ratio",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2275,
+                              "src": "10798:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2316,
+                              "name": "bal",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2306,
+                              "src": "10805:3:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2314,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "10793:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2317,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10793:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10772:37:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2322,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2320,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "10831:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "!=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "hexValue": "30",
+                                "id": 2321,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": true,
+                                "kind": "number",
+                                "lValueRequested": false,
+                                "nodeType": "Literal",
+                                "src": "10848:1:5",
+                                "subdenomination": null,
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_rational_0_by_1",
+                                  "typeString": "int_const 0"
+                                },
+                                "value": "0"
+                              },
+                              "src": "10831:18:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d4154485f415050524f58",
+                              "id": 2323,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "10851:17:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              },
+                              "value": "ERR_MATH_APPROX"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              }
+                            ],
+                            "id": 2319,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "10823:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2324,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10823:46:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2325,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10823:46:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2331,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2327,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "10891:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "<=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2328,
+                                  "name": "maxAmountsIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2257,
+                                  "src": "10908:12:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                                    "typeString": "uint256[] calldata"
+                                  }
+                                },
+                                "id": 2330,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2329,
+                                  "name": "i",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2289,
+                                  "src": "10921:1:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "10908:15:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "10891:32:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4c494d49545f494e",
+                              "id": 2332,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "10925:14:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                                "typeString": "literal_string \"ERR_LIMIT_IN\""
+                              },
+                              "value": "ERR_LIMIT_IN"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                                "typeString": "literal_string \"ERR_LIMIT_IN\""
+                              }
+                            ],
+                            "id": 2326,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "10883:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2333,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10883:57:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2334,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10883:57:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2346,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "expression": {
+                              "argumentTypes": null,
+                              "baseExpression": {
+                                "argumentTypes": null,
+                                "id": 2335,
+                                "name": "_records",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1419,
+                                "src": "10954:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                  "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                }
+                              },
+                              "id": 2337,
+                              "indexExpression": {
+                                "argumentTypes": null,
+                                "id": 2336,
+                                "name": "t",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2300,
+                                "src": "10963:1:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "nodeType": "IndexAccess",
+                              "src": "10954:11:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                "typeString": "struct BPool.Record storage ref"
+                              }
+                            },
+                            "id": 2338,
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": true,
+                            "memberName": "balance",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 1322,
+                            "src": "10954:19:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "baseExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2340,
+                                    "name": "_records",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1419,
+                                    "src": "10981:8:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                      "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                    }
+                                  },
+                                  "id": 2342,
+                                  "indexExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2341,
+                                    "name": "t",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 2300,
+                                    "src": "10990:1:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_address",
+                                      "typeString": "address"
+                                    }
+                                  },
+                                  "isConstant": false,
+                                  "isLValue": true,
+                                  "isPure": false,
+                                  "lValueRequested": false,
+                                  "nodeType": "IndexAccess",
+                                  "src": "10981:11:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                    "typeString": "struct BPool.Record storage ref"
+                                  }
+                                },
+                                "id": 2343,
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "balance",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": 1322,
+                                "src": "10981:19:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 2344,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "11002:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 2339,
+                              "name": "badd",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 887,
+                              "src": "10976:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 2345,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "10976:40:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "10954:62:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 2347,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10954:62:5"
+                      },
+                      {
+                        "eventCall": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2349,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "11044:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2350,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "11044:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2351,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "11056:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2352,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2313,
+                              "src": "11059:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2348,
+                            "name": "LOG_JOIN",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1343,
+                            "src": "11035:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2353,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11035:38:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2354,
+                        "nodeType": "EmitStatement",
+                        "src": "11030:43:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2356,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "11103:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2357,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "11106:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2358,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "11106:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2359,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2313,
+                              "src": "11118:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2355,
+                            "name": "_pullUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3401,
+                            "src": "11087:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2360,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11087:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2361,
+                        "nodeType": "ExpressionStatement",
+                        "src": "11087:45:5"
+                      }
+                    ]
+                  },
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2295,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 2292,
+                      "name": "i",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2289,
+                      "src": "10653:1:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "<",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2293,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "10657:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2294,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "10657:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "10653:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 2363,
+                  "initializationExpression": {
+                    "assignments": [
+                      2289
+                    ],
+                    "declarations": [
+                      {
+                        "constant": false,
+                        "id": 2289,
+                        "name": "i",
+                        "nodeType": "VariableDeclaration",
+                        "scope": 2363,
+                        "src": "10641:6:5",
+                        "stateVariable": false,
+                        "storageLocation": "default",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "typeName": {
+                          "id": 2288,
+                          "name": "uint",
+                          "nodeType": "ElementaryTypeName",
+                          "src": "10641:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "value": null,
+                        "visibility": "internal"
+                      }
+                    ],
+                    "id": 2291,
+                    "initialValue": {
+                      "argumentTypes": null,
+                      "hexValue": "30",
+                      "id": 2290,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "10650:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_0_by_1",
+                        "typeString": "int_const 0"
+                      },
+                      "value": "0"
+                    },
+                    "nodeType": "VariableDeclarationStatement",
+                    "src": "10641:10:5"
+                  },
+                  "loopExpression": {
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 2297,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "UnaryOperation",
+                      "operator": "++",
+                      "prefix": false,
+                      "src": "10673:3:5",
+                      "subExpression": {
+                        "argumentTypes": null,
+                        "id": 2296,
+                        "name": "i",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2289,
+                        "src": "10673:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2298,
+                    "nodeType": "ExpressionStatement",
+                    "src": "10673:3:5"
+                  },
+                  "nodeType": "ForStatement",
+                  "src": "10636:507:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2365,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "11167:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2364,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "11152:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2366,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11152:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2367,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11152:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2369,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "11206:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2370,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "11206:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2371,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "11218:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2368,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "11191:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2372,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11191:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2373,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11191:41:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2375,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2260,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2259,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "10407:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "10407:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2262,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2261,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "10422:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "10422:6:5"
+              }
+            ],
+            "name": "joinPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2258,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2254,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2375,
+                  "src": "10332:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2253,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "10332:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2257,
+                  "name": "maxAmountsIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2375,
+                  "src": "10352:28:5",
+                  "stateVariable": false,
+                  "storageLocation": "calldata",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                    "typeString": "uint256[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 2255,
+                      "name": "uint",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "10352:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2256,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "10352:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_uint256_$dyn_storage_ptr",
+                      "typeString": "uint256[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "10331:50:5"
+            },
+            "returnParameters": {
+              "id": 2263,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "10433:0:5"
+            },
+            "scope": 3473,
+            "src": "10314:925:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2516,
+              "nodeType": "Block",
+              "src": "11364:975:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2388,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "11382:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2389,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "11394:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2387,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "11374:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2390,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11374:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2391,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11374:40:5"
+                },
+                {
+                  "assignments": [
+                    2393
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2393,
+                      "name": "poolTotal",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11425:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2392,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11425:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2396,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 2394,
+                      "name": "totalSupply",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3813,
+                      "src": "11442:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$",
+                        "typeString": "function () view returns (uint256)"
+                      }
+                    },
+                    "id": 2395,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11442:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11425:30:5"
+                },
+                {
+                  "assignments": [
+                    2398
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2398,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11465:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2397,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11465:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2403,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2400,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11485:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2401,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "11499:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2399,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "11480:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2402,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11480:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11465:43:5"
+                },
+                {
+                  "assignments": [
+                    2405
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2405,
+                      "name": "pAiAfterExitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11518:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2404,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11518:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2410,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2407,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11546:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2408,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2398,
+                        "src": "11560:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2406,
+                      "name": "bsub",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 914,
+                      "src": "11541:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2409,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11541:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11518:50:5"
+                },
+                {
+                  "assignments": [
+                    2412
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2412,
+                      "name": "ratio",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11578:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2411,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11578:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2417,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2414,
+                        "name": "pAiAfterExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2405,
+                        "src": "11596:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2415,
+                        "name": "poolTotal",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2393,
+                        "src": "11613:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2413,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "11591:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2416,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11591:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11578:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2421,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2419,
+                          "name": "ratio",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2412,
+                          "src": "11641:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2420,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "11650:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "11641:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2422,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "11653:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2418,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "11633:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2423,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11633:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2424,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11633:38:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2426,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "11697:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2427,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "11697:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2428,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11709:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2425,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "11682:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2429,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11682:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2430,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11682:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2432,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "11747:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2433,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2398,
+                        "src": "11757:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2431,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "11732:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2434,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11732:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2435,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11732:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2437,
+                        "name": "pAiAfterExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2405,
+                        "src": "11790:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2436,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "11775:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2438,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11775:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2439,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11775:31:5"
+                },
+                {
+                  "body": {
+                    "id": 2514,
+                    "nodeType": "Block",
+                    "src": "11859:473:5",
+                    "statements": [
+                      {
+                        "assignments": [
+                          2452
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2452,
+                            "name": "t",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11873:9:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            },
+                            "typeName": {
+                              "id": 2451,
+                              "name": "address",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11873:7:5",
+                              "stateMutability": "nonpayable",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2456,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2453,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "11885:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2455,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2454,
+                            "name": "i",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2441,
+                            "src": "11893:1:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "11885:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11873:22:5"
+                      },
+                      {
+                        "assignments": [
+                          2458
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2458,
+                            "name": "bal",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11909:8:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2457,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11909:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2463,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2459,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "11920:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2461,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2460,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "11929:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "11920:11:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2462,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "11920:19:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11909:30:5"
+                      },
+                      {
+                        "assignments": [
+                          2465
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2465,
+                            "name": "tokenAmountOut",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11953:19:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2464,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11953:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2470,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2467,
+                              "name": "ratio",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2412,
+                              "src": "11980:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2468,
+                              "name": "bal",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2458,
+                              "src": "11987:3:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2466,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "11975:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2469,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11975:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11953:38:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2474,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2472,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12013:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "!=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "hexValue": "30",
+                                "id": 2473,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": true,
+                                "kind": "number",
+                                "lValueRequested": false,
+                                "nodeType": "Literal",
+                                "src": "12031:1:5",
+                                "subdenomination": null,
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_rational_0_by_1",
+                                  "typeString": "int_const 0"
+                                },
+                                "value": "0"
+                              },
+                              "src": "12013:19:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d4154485f415050524f58",
+                              "id": 2475,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "12034:17:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              },
+                              "value": "ERR_MATH_APPROX"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              }
+                            ],
+                            "id": 2471,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "12005:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2476,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12005:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2477,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12005:47:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2483,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2479,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12074:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": ">=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2480,
+                                  "name": "minAmountsOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2380,
+                                  "src": "12092:13:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                                    "typeString": "uint256[] calldata"
+                                  }
+                                },
+                                "id": 2482,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2481,
+                                  "name": "i",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2441,
+                                  "src": "12106:1:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "12092:16:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "12074:34:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4c494d49545f4f5554",
+                              "id": 2484,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "12110:15:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                                "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                              },
+                              "value": "ERR_LIMIT_OUT"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                                "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                              }
+                            ],
+                            "id": 2478,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "12066:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2485,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12066:60:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2486,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12066:60:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2498,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "expression": {
+                              "argumentTypes": null,
+                              "baseExpression": {
+                                "argumentTypes": null,
+                                "id": 2487,
+                                "name": "_records",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1419,
+                                "src": "12140:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                  "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                }
+                              },
+                              "id": 2489,
+                              "indexExpression": {
+                                "argumentTypes": null,
+                                "id": 2488,
+                                "name": "t",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2452,
+                                "src": "12149:1:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "nodeType": "IndexAccess",
+                              "src": "12140:11:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                "typeString": "struct BPool.Record storage ref"
+                              }
+                            },
+                            "id": 2490,
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": true,
+                            "memberName": "balance",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 1322,
+                            "src": "12140:19:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "baseExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2492,
+                                    "name": "_records",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1419,
+                                    "src": "12167:8:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                      "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                    }
+                                  },
+                                  "id": 2494,
+                                  "indexExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2493,
+                                    "name": "t",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 2452,
+                                    "src": "12176:1:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_address",
+                                      "typeString": "address"
+                                    }
+                                  },
+                                  "isConstant": false,
+                                  "isLValue": true,
+                                  "isPure": false,
+                                  "lValueRequested": false,
+                                  "nodeType": "IndexAccess",
+                                  "src": "12167:11:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                    "typeString": "struct BPool.Record storage ref"
+                                  }
+                                },
+                                "id": 2495,
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "balance",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": 1322,
+                                "src": "12167:19:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 2496,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12188:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 2491,
+                              "name": "bsub",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 914,
+                              "src": "12162:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 2497,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "12162:41:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "12140:63:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 2499,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12140:63:5"
+                      },
+                      {
+                        "eventCall": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2501,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "12231:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2502,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "12231:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2503,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "12243:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2504,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2465,
+                              "src": "12246:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2500,
+                            "name": "LOG_EXIT",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1351,
+                            "src": "12222:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2505,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12222:39:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2506,
+                        "nodeType": "EmitStatement",
+                        "src": "12217:44:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2508,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "12291:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2509,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "12294:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2510,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "12294:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2511,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2465,
+                              "src": "12306:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2507,
+                            "name": "_pushUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3426,
+                            "src": "12275:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2512,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12275:46:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2513,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12275:46:5"
+                      }
+                    ]
+                  },
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2447,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 2444,
+                      "name": "i",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2441,
+                      "src": "11834:1:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "<",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2445,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "11838:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2446,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "11838:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "11834:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 2515,
+                  "initializationExpression": {
+                    "assignments": [
+                      2441
+                    ],
+                    "declarations": [
+                      {
+                        "constant": false,
+                        "id": 2441,
+                        "name": "i",
+                        "nodeType": "VariableDeclaration",
+                        "scope": 2515,
+                        "src": "11822:6:5",
+                        "stateVariable": false,
+                        "storageLocation": "default",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "typeName": {
+                          "id": 2440,
+                          "name": "uint",
+                          "nodeType": "ElementaryTypeName",
+                          "src": "11822:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "value": null,
+                        "visibility": "internal"
+                      }
+                    ],
+                    "id": 2443,
+                    "initialValue": {
+                      "argumentTypes": null,
+                      "hexValue": "30",
+                      "id": 2442,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "11831:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_0_by_1",
+                        "typeString": "int_const 0"
+                      },
+                      "value": "0"
+                    },
+                    "nodeType": "VariableDeclarationStatement",
+                    "src": "11822:10:5"
+                  },
+                  "loopExpression": {
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 2449,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "UnaryOperation",
+                      "operator": "++",
+                      "prefix": false,
+                      "src": "11854:3:5",
+                      "subExpression": {
+                        "argumentTypes": null,
+                        "id": 2448,
+                        "name": "i",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2441,
+                        "src": "11854:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2450,
+                    "nodeType": "ExpressionStatement",
+                    "src": "11854:3:5"
+                  },
+                  "nodeType": "ForStatement",
+                  "src": "11817:515:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2517,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2383,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2382,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "11338:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "11338:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2385,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2384,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "11353:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "11353:6:5"
+              }
+            ],
+            "name": "exitPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2381,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2377,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2517,
+                  "src": "11263:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2376,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "11263:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2380,
+                  "name": "minAmountsOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2517,
+                  "src": "11282:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "calldata",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                    "typeString": "uint256[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 2378,
+                      "name": "uint",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "11282:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2379,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "11282:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_uint256_$dyn_storage_ptr",
+                      "typeString": "uint256[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "11262:50:5"
+            },
+            "returnParameters": {
+              "id": 2386,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "11364:0:5"
+            },
+            "scope": 3473,
+            "src": "11245:1094:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2714,
+              "nodeType": "Block",
+              "src": "12618:2153:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2539,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "12637:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2541,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2540,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2519,
+                            "src": "12646:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "12637:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2542,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "12637:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2543,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12662:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2538,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12629:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2544,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12629:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2545,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12629:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2547,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "12696:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2549,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2548,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2523,
+                            "src": "12705:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "12696:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2550,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "12696:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2551,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12722:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2546,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12688:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2552,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12688:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2553,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12688:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2555,
+                        "name": "_publicSwap",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1408,
+                        "src": "12756:11:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f535741505f4e4f545f5055424c4943",
+                        "id": 2556,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12769:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        },
+                        "value": "ERR_SWAP_NOT_PUBLIC"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        }
+                      ],
+                      "id": 2554,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12748:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2557,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12748:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2558,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12748:43:5"
+                },
+                {
+                  "assignments": [
+                    2560
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2560,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "12802:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2559,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "12802:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2566,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2561,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "12828:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2565,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2563,
+                          "name": "tokenIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2519,
+                          "src": "12845:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2562,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "12837:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2564,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "12837:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "12828:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "12802:52:5"
+                },
+                {
+                  "assignments": [
+                    2568
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2568,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "12864:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2567,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "12864:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2574,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2569,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "12891:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2573,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2571,
+                          "name": "tokenOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2523,
+                          "src": "12908:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2570,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "12900:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2572,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "12900:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "12891:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "12864:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2582,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2576,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "12937:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2578,
+                                "name": "inRecord",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2560,
+                                "src": "12959:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                                  "typeString": "struct BPool.Record storage pointer"
+                                }
+                              },
+                              "id": 2579,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "12959:16:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2580,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "12977:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2577,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "12954:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2581,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12954:36:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "12937:53:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 2583,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12992:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 2575,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12929:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2584,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12929:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2585,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12929:82:5"
+                },
+                {
+                  "assignments": [
+                    2587
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2587,
+                      "name": "spotPriceBefore",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "13022:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2586,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "13022:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2599,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2589,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2560,
+                          "src": "13096:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2590,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "13096:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2591,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2560,
+                          "src": "13150:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2592,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "13150:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2593,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2568,
+                          "src": "13203:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2594,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "13203:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2595,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2568,
+                          "src": "13258:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2596,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "13258:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2597,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "13312:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2588,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "13045:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2598,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13045:309:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "13022:332:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2603,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2601,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "13372:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2602,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2527,
+                          "src": "13391:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "13372:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4241445f4c494d49545f5052494345",
+                        "id": 2604,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "13401:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_BAD_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2600,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "13364:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2605,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13364:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2606,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13364:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2620,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2607,
+                      "name": "tokenAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2534,
+                      "src": "13434:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2609,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13495:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2610,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13495:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2611,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13541:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2612,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "13541:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2613,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13586:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2614,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13586:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2615,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13633:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2616,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "13633:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2617,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "13679:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2618,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "13722:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2608,
+                        "name": "calcOutGivenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 396,
+                        "src": "13451:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2619,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13451:305:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13434:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2621,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13434:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2625,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2623,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2534,
+                          "src": "13774:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2624,
+                          "name": "minAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2525,
+                          "src": "13792:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "13774:30:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 2626,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "13806:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 2622,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "13766:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2627,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13766:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2628,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13766:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2637,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2629,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2560,
+                        "src": "13833:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2631,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "13833:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2633,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13857:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2634,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13857:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2635,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "13875:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2632,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "13852:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2636,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13852:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13833:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2638,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13833:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2647,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2639,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2568,
+                        "src": "13899:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2641,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "13899:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2643,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13924:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2644,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13924:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2645,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2534,
+                          "src": "13943:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2642,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "13919:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2646,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13919:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13899:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2648,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13899:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2661,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2649,
+                      "name": "spotPriceAfter",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2536,
+                      "src": "13969:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2651,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "14033:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2652,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "14033:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2653,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "14083:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2654,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "14083:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2655,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "14132:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2656,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "14132:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2657,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "14183:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2658,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "14183:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2659,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "14233:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2650,
+                        "name": "calcSpotPrice",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 324,
+                        "src": "13986:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2660,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13986:285:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13969:302:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2662,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13969:302:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2666,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2664,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2536,
+                          "src": "14289:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2665,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "14307:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14289:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2667,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14324:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2663,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14281:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2668,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14281:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2669,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14281:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2673,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2671,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2536,
+                          "src": "14365:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2672,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2527,
+                          "src": "14383:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14365:26:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f5052494345",
+                        "id": 2674,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14393:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2670,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14357:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2675,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14357:54:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2676,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14357:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2683,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2678,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "14429:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2680,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2521,
+                              "src": "14453:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2681,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2534,
+                              "src": "14468:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2679,
+                            "name": "bdiv",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1057,
+                            "src": "14448:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2682,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "14448:35:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14429:54:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2684,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14485:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2677,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14421:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2685,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14421:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2686,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14421:82:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2688,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14528:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2689,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14528:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2690,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2519,
+                        "src": "14540:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2691,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2523,
+                        "src": "14549:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2692,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2521,
+                        "src": "14559:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2693,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14574:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2687,
+                      "name": "LOG_SWAP",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1335,
+                      "src": "14519:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,address,uint256,uint256)"
+                      }
+                    },
+                    "id": 2694,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14519:70:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2695,
+                  "nodeType": "EmitStatement",
+                  "src": "14514:75:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2697,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2519,
+                        "src": "14616:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2698,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14625:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2699,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14625:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2700,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2521,
+                        "src": "14637:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2696,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "14600:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2701,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14600:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2702,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14600:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2704,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2523,
+                        "src": "14677:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2705,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14687:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2706,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14687:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2707,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14699:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2703,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "14661:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2708,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14661:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2709,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14661:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "components": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2710,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14733:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2711,
+                        "name": "spotPriceAfter",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2536,
+                        "src": "14749:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "id": 2712,
+                    "isConstant": false,
+                    "isInlineArray": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "TupleExpression",
+                    "src": "14732:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$",
+                      "typeString": "tuple(uint256,uint256)"
+                    }
+                  },
+                  "functionReturnParameters": 2537,
+                  "id": 2713,
+                  "nodeType": "Return",
+                  "src": "14725:39:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2715,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2530,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2529,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "12533:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "12533:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2532,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2531,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "12548:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "12548:6:5"
+              }
+            ],
+            "name": "swapExactAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2528,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2519,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12382:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2518,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12382:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2521,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12407:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2520,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12407:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2523,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12435:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2522,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12435:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2525,
+                  "name": "minAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12461:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2524,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12461:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2527,
+                  "name": "maxPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12488:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2526,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12488:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "12372:135:5"
+            },
+            "returnParameters": {
+              "id": 2537,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2534,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12572:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2533,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12572:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2536,
+                  "name": "spotPriceAfter",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12593:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2535,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12593:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "12571:42:5"
+            },
+            "scope": 3473,
+            "src": "12346:2425:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2912,
+              "nodeType": "Block",
+              "src": "15050:2147:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2737,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "15068:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2739,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2738,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2717,
+                            "src": "15077:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "15068:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2740,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "15068:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2741,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15093:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2736,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15060:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2742,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15060:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2743,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15060:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2745,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "15127:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2747,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2746,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2721,
+                            "src": "15136:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "15127:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2748,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "15127:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2749,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15153:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2744,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15119:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2750,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15119:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2751,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15119:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2753,
+                        "name": "_publicSwap",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1408,
+                        "src": "15187:11:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f535741505f4e4f545f5055424c4943",
+                        "id": 2754,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15200:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        },
+                        "value": "ERR_SWAP_NOT_PUBLIC"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        }
+                      ],
+                      "id": 2752,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15179:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2755,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15179:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2756,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15179:43:5"
+                },
+                {
+                  "assignments": [
+                    2758
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2758,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15233:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2757,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "15233:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2764,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2759,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "15259:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2763,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2761,
+                          "name": "tokenIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2717,
+                          "src": "15276:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2760,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "15268:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2762,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15268:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "15259:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15233:52:5"
+                },
+                {
+                  "assignments": [
+                    2766
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2766,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15295:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2765,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "15295:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2772,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2767,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "15322:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2771,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2769,
+                          "name": "tokenOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2721,
+                          "src": "15339:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2768,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "15331:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2770,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15331:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "15322:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15295:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2780,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2774,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "15368:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2776,
+                                "name": "outRecord",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2766,
+                                "src": "15391:9:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                                  "typeString": "struct BPool.Record storage pointer"
+                                }
+                              },
+                              "id": 2777,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "15391:17:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2778,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "15410:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2775,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "15386:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2779,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "15386:38:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "15368:56:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 2781,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15426:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 2773,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15360:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2782,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15360:86:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2783,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15360:86:5"
+                },
+                {
+                  "assignments": [
+                    2785
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2785,
+                      "name": "spotPriceBefore",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15457:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2784,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "15457:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2797,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2787,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2758,
+                          "src": "15531:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2788,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "15531:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2789,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2758,
+                          "src": "15585:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2790,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "15585:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2791,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2766,
+                          "src": "15638:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2792,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "15638:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2793,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2766,
+                          "src": "15693:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2794,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "15693:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2795,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "15747:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2786,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "15480:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2796,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15480:309:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15457:332:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2801,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2799,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "15807:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2800,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2725,
+                          "src": "15826:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "15807:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4241445f4c494d49545f5052494345",
+                        "id": 2802,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15836:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_BAD_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2798,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15799:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2803,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15799:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2804,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15799:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2818,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2805,
+                      "name": "tokenAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2732,
+                      "src": "15869:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2807,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "15929:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2808,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "15929:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2809,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "15975:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2810,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "15975:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2811,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16020:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2812,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16020:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2813,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16067:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2814,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16067:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2815,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "16113:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2816,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "16157:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2806,
+                        "name": "calcInGivenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 468,
+                        "src": "15885:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2817,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15885:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "15869:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2819,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15869:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2823,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2821,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2732,
+                          "src": "16209:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2822,
+                          "name": "maxAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2719,
+                          "src": "16226:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16209:28:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 2824,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16239:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 2820,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16201:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2825,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16201:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2826,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16201:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2835,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2827,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2758,
+                        "src": "16265:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2829,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "16265:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2831,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16289:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2832,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16289:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2833,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2732,
+                          "src": "16307:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2830,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "16284:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2834,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16284:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16265:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2836,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16265:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2845,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2837,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2766,
+                        "src": "16331:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2839,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "16331:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2841,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16356:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2842,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16356:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2843,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "16375:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2840,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "16351:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2844,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16351:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16331:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2846,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16331:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2859,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2847,
+                      "name": "spotPriceAfter",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2734,
+                      "src": "16401:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2849,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16465:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2850,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16465:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2851,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16515:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2852,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16515:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2853,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16564:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2854,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16564:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2855,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16615:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2856,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16615:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2857,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "16665:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2848,
+                        "name": "calcSpotPrice",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 324,
+                        "src": "16418:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2858,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16418:285:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16401:302:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2860,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16401:302:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2864,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2862,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2734,
+                          "src": "16721:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2863,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "16739:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16721:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2865,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16756:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2861,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16713:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2866,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16713:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2867,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16713:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2871,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2869,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2734,
+                          "src": "16792:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2870,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2725,
+                          "src": "16810:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16792:26:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f5052494345",
+                        "id": 2872,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16820:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2868,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16784:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2873,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16784:54:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2874,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16784:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2881,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2876,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "16856:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2878,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2732,
+                              "src": "16880:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2879,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2723,
+                              "src": "16895:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2877,
+                            "name": "bdiv",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1057,
+                            "src": "16875:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2880,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "16875:35:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16856:54:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2882,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16912:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2875,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16848:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2883,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16848:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2884,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16848:82:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2886,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "16955:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2887,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "16955:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2888,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2717,
+                        "src": "16967:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2889,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2721,
+                        "src": "16976:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2890,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "16986:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2891,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2723,
+                        "src": "17001:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2885,
+                      "name": "LOG_SWAP",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1335,
+                      "src": "16946:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,address,uint256,uint256)"
+                      }
+                    },
+                    "id": 2892,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16946:70:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2893,
+                  "nodeType": "EmitStatement",
+                  "src": "16941:75:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2895,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2717,
+                        "src": "17043:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2896,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "17052:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2897,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "17052:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2898,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "17064:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2894,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "17027:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2899,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17027:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2900,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17027:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2902,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2721,
+                        "src": "17104:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2903,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "17114:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2904,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "17114:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2905,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2723,
+                        "src": "17126:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2901,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "17088:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2906,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17088:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2907,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17088:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "components": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2908,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "17160:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2909,
+                        "name": "spotPriceAfter",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2734,
+                        "src": "17175:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "id": 2910,
+                    "isConstant": false,
+                    "isInlineArray": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "TupleExpression",
+                    "src": "17159:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$",
+                      "typeString": "tuple(uint256,uint256)"
+                    }
+                  },
+                  "functionReturnParameters": 2735,
+                  "id": 2911,
+                  "nodeType": "Return",
+                  "src": "17152:38:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2913,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2728,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2727,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "14965:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "14965:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2730,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2729,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "14980:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "14980:6:5"
+              }
+            ],
+            "name": "swapExactAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2726,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2717,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14814:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2716,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14814:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2719,
+                  "name": "maxAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14839:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2718,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14839:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2721,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14865:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2720,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14865:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2723,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14891:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2722,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14891:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2725,
+                  "name": "maxPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14920:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2724,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14920:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "14804:135:5"
+            },
+            "returnParameters": {
+              "id": 2735,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2732,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "15005:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2731,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "15005:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2734,
+                  "name": "spotPriceAfter",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "15025:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2733,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "15025:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "15004:41:5"
+            },
+            "scope": 3473,
+            "src": "14777:2420:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3016,
+              "nodeType": "Block",
+              "src": "17385:992:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2929,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "17411:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2930,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17423:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2928,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17403:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2931,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17403:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2932,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17403:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2934,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "17461:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2936,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2935,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2915,
+                            "src": "17470:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "17461:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2937,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "17461:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2938,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17486:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2933,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17453:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2939,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17453:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2940,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17453:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2950,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2942,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "17520:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2944,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "17542:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 2946,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2945,
+                                  "name": "tokenIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2915,
+                                  "src": "17551:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "17542:17:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 2947,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "17542:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2948,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "17569:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2943,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "17537:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2949,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "17537:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "17520:62:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 2951,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17584:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 2941,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17512:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2952,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17512:91:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2953,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17512:91:5"
+                },
+                {
+                  "assignments": [
+                    2955
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2955,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3016,
+                      "src": "17614:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2954,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "17614:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2959,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2956,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "17640:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2958,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2957,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2915,
+                      "src": "17649:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "17640:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "17614:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2971,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2960,
+                      "name": "poolAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2926,
+                      "src": "17668:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2962,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "17738:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2963,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "17738:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2964,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "17784:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2965,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "17784:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2966,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "17829:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2967,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "17871:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2968,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "17913:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2969,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "17956:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2961,
+                        "name": "calcPoolOutGivenSingleIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 550,
+                        "src": "17684:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2970,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "17684:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "17668:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2972,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17668:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2976,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2974,
+                          "name": "poolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2926,
+                          "src": "18009:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2975,
+                          "name": "minPoolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2919,
+                          "src": "18026:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "18009:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 2977,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18044:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 2973,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18001:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2978,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18001:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2979,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18001:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2988,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2980,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2955,
+                        "src": "18071:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2982,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "18071:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2984,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "18095:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2985,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "18095:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2986,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "18113:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2983,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "18090:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2987,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "18090:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "18071:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2989,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18071:56:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2991,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18152:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2992,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18152:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2993,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2915,
+                        "src": "18164:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2994,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2917,
+                        "src": "18173:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2990,
+                      "name": "LOG_JOIN",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1343,
+                      "src": "18143:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2995,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18143:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2996,
+                  "nodeType": "EmitStatement",
+                  "src": "18138:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2998,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2926,
+                        "src": "18213:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2997,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "18198:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2999,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18198:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3000,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18198:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3002,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18252:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3003,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18252:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3004,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2926,
+                        "src": "18264:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3001,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "18237:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3005,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18237:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3006,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18237:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3008,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2915,
+                        "src": "18304:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3009,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18313:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3010,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18313:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3011,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2917,
+                        "src": "18325:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3007,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "18288:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3012,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18288:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3013,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18288:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3014,
+                    "name": "poolAmountOut",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 2926,
+                    "src": "18357:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2927,
+                  "id": 3015,
+                  "nodeType": "Return",
+                  "src": "18350:20:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3017,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2922,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2921,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "17321:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "17321:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2924,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2923,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "17336:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "17336:6:5"
+              }
+            ],
+            "name": "joinswapExternAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2920,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2915,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17236:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2914,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17236:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2917,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17253:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2916,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17253:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2919,
+                  "name": "minPoolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17273:21:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2918,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17273:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "17235:60:5"
+            },
+            "returnParameters": {
+              "id": 2927,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2926,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17360:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2925,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17360:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "17359:20:5"
+            },
+            "scope": 3473,
+            "src": "17204:1173:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3127,
+              "nodeType": "Block",
+              "src": "18557:1043:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3033,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "18575:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3034,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18587:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3032,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18567:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3035,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18567:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3036,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18567:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3038,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "18625:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3040,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3039,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3019,
+                            "src": "18634:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "18625:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3041,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "18625:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3042,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18650:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3037,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18617:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3043,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18617:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3044,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18617:49:5"
+                },
+                {
+                  "assignments": [
+                    3046
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3046,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3127,
+                      "src": "18677:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3045,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "18677:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3050,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3047,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "18703:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3049,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3048,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3019,
+                      "src": "18712:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "18703:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "18677:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3062,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3051,
+                      "name": "tokenAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3030,
+                      "src": "18731:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3053,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "18801:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3054,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "18801:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3055,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "18847:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3056,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "18847:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3057,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "18892:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3058,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "18934:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3059,
+                          "name": "poolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3021,
+                          "src": "18976:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3060,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "19019:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3052,
+                        "name": "calcSingleInGivenPoolOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 639,
+                        "src": "18747:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3061,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "18747:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "18731:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3063,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18731:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3067,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3065,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19072:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 3066,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "19089:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "19072:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 3068,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19092:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 3064,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19064:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3069,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19064:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3070,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19064:46:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3074,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3072,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19128:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3073,
+                          "name": "maxAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3023,
+                          "src": "19145:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "19128:28:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 3075,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19158:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 3071,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19120:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3076,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19120:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3077,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19120:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3087,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3079,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19200:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3081,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "19222:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3083,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3082,
+                                  "name": "tokenIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3019,
+                                  "src": "19231:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "19222:17:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3084,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "19222:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3085,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "19249:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3080,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "19217:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3086,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "19217:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "19200:62:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 3088,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19264:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 3078,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19192:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3089,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19192:91:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3090,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19192:91:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3099,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3091,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3046,
+                        "src": "19294:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3093,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "19294:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3095,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "19318:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3096,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "19318:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3097,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19336:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3094,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "19313:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3098,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "19313:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "19294:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3100,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19294:56:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3102,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19375:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3103,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19375:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3104,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3019,
+                        "src": "19387:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3105,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3030,
+                        "src": "19396:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3101,
+                      "name": "LOG_JOIN",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1343,
+                      "src": "19366:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3106,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19366:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3107,
+                  "nodeType": "EmitStatement",
+                  "src": "19361:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3109,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3021,
+                        "src": "19436:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3108,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "19421:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3110,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19421:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3111,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19421:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3113,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19475:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3114,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19475:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3115,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3021,
+                        "src": "19487:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3112,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "19460:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3116,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19460:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3117,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19460:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3119,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3019,
+                        "src": "19527:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3120,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19536:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3121,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19536:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3122,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3030,
+                        "src": "19548:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3118,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "19511:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3123,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19511:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3124,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19511:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3125,
+                    "name": "tokenAmountIn",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3030,
+                    "src": "19580:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3031,
+                  "id": 3126,
+                  "nodeType": "Return",
+                  "src": "19573:20:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3128,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3026,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3025,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "18494:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "18494:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3028,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3027,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "18509:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "18509:6:5"
+              }
+            ],
+            "name": "joinswapPoolAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3024,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3019,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18414:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3018,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18414:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3021,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18431:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3020,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18431:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3023,
+                  "name": "maxAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18451:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3022,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18451:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "18413:55:5"
+            },
+            "returnParameters": {
+              "id": 3031,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3030,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18533:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3029,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18533:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "18532:20:5"
+            },
+            "scope": 3473,
+            "src": "18383:1217:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3246,
+              "nodeType": "Block",
+              "src": "19781:1117:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3144,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "19799:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3145,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19811:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3143,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19791:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3146,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19791:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3147,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19791:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3149,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "19849:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3151,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3150,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3130,
+                            "src": "19858:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "19849:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3152,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "19849:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3153,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19875:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3148,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19841:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3154,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19841:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3155,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19841:50:5"
+                },
+                {
+                  "assignments": [
+                    3157
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3157,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3246,
+                      "src": "19902:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3156,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "19902:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3161,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3158,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "19929:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3160,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3159,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3130,
+                      "src": "19938:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "19929:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "19902:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3162,
+                      "name": "tokenAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3141,
+                      "src": "19958:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3164,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20029:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3165,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "20029:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3166,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20076:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3167,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "20076:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3168,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "20122:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3169,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "20164:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3170,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3132,
+                          "src": "20206:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3171,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "20248:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3163,
+                        "name": "calcSingleOutGivenPoolIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 734,
+                        "src": "19975:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3172,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "19975:307:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "19958:324:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19958:324:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3178,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3176,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20301:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3177,
+                          "name": "minAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3134,
+                          "src": "20319:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "20301:30:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 3179,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "20333:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 3175,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "20293:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3180,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20293:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3181,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20293:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3191,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3183,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20376:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3185,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "20399:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3187,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3186,
+                                  "name": "tokenOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3130,
+                                  "src": "20408:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "20399:18:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3188,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "20399:26:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3189,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "20427:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3184,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "20394:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3190,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "20394:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "20376:65:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 3192,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "20443:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 3182,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "20368:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3193,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20368:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3194,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20368:95:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3203,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3195,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3157,
+                        "src": "20474:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3197,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "20474:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3199,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20499:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3200,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "20499:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3201,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20518:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3198,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "20494:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3202,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "20494:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "20474:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3204,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20474:59:5"
+                },
+                {
+                  "assignments": [
+                    3206
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3206,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3246,
+                      "src": "20544:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 3205,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "20544:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3211,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3208,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3132,
+                        "src": "20564:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3209,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "20578:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3207,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "20559:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 3210,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20559:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "20544:43:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3213,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20612:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3214,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20612:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3215,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3130,
+                        "src": "20624:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3216,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3141,
+                        "src": "20634:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3212,
+                      "name": "LOG_EXIT",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1351,
+                      "src": "20603:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3217,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20603:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3218,
+                  "nodeType": "EmitStatement",
+                  "src": "20598:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3220,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20675:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3221,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20675:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3222,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3132,
+                        "src": "20687:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3219,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "20660:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3223,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20660:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3224,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20660:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3227,
+                            "name": "poolAmountIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3132,
+                            "src": "20730:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 3228,
+                            "name": "exitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3206,
+                            "src": "20744:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 3226,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "20725:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 3229,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "20725:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3225,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "20710:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3230,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20710:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3231,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20710:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3233,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "20778:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3234,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3206,
+                        "src": "20788:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3232,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "20763:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3235,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20763:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3236,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20763:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3238,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3130,
+                        "src": "20822:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3239,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20832:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3240,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20832:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3241,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3141,
+                        "src": "20844:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3237,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "20806:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3242,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20806:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3243,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20806:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3244,
+                    "name": "tokenAmountOut",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3141,
+                    "src": "20877:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3142,
+                  "id": 3245,
+                  "nodeType": "Return",
+                  "src": "20870:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3247,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3137,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3136,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "19717:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "19717:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3139,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3138,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "19732:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "19732:6:5"
+              }
+            ],
+            "name": "exitswapPoolAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3135,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3130,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19636:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3129,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19636:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3132,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19654:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3131,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19654:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3134,
+                  "name": "minAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19673:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3133,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19673:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "19635:56:5"
+            },
+            "returnParameters": {
+              "id": 3142,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3141,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19756:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3140,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19756:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "19755:21:5"
+            },
+            "scope": 3473,
+            "src": "19606:1292:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3372,
+              "nodeType": "Block",
+              "src": "21085:1169:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3263,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "21103:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3264,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21115:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3262,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21095:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3265,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21095:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3266,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21095:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3268,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "21153:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3270,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3269,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3249,
+                            "src": "21162:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "21153:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3271,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "21153:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3272,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21179:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3267,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21145:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3273,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21145:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3274,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21145:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3284,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3276,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21213:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3278,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "21236:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3280,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3279,
+                                  "name": "tokenOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3249,
+                                  "src": "21245:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "21236:18:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3281,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "21236:26:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3282,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "21264:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3277,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "21231:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3283,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "21231:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "21213:65:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 3285,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21280:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 3275,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21205:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3286,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21205:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3287,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21205:95:5"
+                },
+                {
+                  "assignments": [
+                    3289
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3289,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3372,
+                      "src": "21311:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3288,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "21311:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3293,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3290,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "21338:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3292,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3291,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3249,
+                      "src": "21347:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "21338:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "21311:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3305,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3294,
+                      "name": "poolAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3260,
+                      "src": "21367:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3296,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21436:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3297,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "21436:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3298,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21483:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3299,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "21483:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3300,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "21529:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3301,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "21571:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3302,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21613:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3303,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "21657:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3295,
+                        "name": "calcPoolInGivenSingleOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 830,
+                        "src": "21382:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3304,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "21382:309:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "21367:324:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3306,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21367:324:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3310,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3308,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3260,
+                          "src": "21710:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 3309,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "21726:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "21710:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 3311,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21729:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 3307,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21702:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3312,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21702:45:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3313,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21702:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3317,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3315,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3260,
+                          "src": "21765:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3316,
+                          "name": "maxPoolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3253,
+                          "src": "21781:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "21765:31:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 3318,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21798:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 3314,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21757:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3319,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21757:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3320,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21757:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3329,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3321,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3289,
+                        "src": "21824:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3323,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "21824:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3325,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21849:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3326,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "21849:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3327,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21868:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3324,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "21844:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3328,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "21844:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "21824:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3330,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21824:59:5"
+                },
+                {
+                  "assignments": [
+                    3332
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3332,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3372,
+                      "src": "21894:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 3331,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "21894:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3337,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3334,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3260,
+                        "src": "21914:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3335,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "21928:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3333,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "21909:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 3336,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21909:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "21894:43:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3339,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "21962:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3340,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "21962:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3341,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3249,
+                        "src": "21974:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3342,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3251,
+                        "src": "21984:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3338,
+                      "name": "LOG_EXIT",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1351,
+                      "src": "21953:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3343,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21953:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3344,
+                  "nodeType": "EmitStatement",
+                  "src": "21948:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3346,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "22025:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3347,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "22025:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3348,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3260,
+                        "src": "22037:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3345,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "22010:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3349,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22010:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3350,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22010:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3353,
+                            "name": "poolAmountIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3260,
+                            "src": "22080:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 3354,
+                            "name": "exitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3332,
+                            "src": "22094:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 3352,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "22075:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 3355,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22075:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3351,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "22060:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3356,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22060:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3357,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22060:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3359,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "22128:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3360,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3332,
+                        "src": "22138:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3358,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "22113:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3361,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22113:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3362,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22113:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3364,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3249,
+                        "src": "22172:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3365,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "22182:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3366,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "22182:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3367,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3251,
+                        "src": "22194:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3363,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "22156:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3368,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22156:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3369,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22156:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3370,
+                    "name": "poolAmountIn",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3260,
+                    "src": "22235:12:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3261,
+                  "id": 3371,
+                  "nodeType": "Return",
+                  "src": "22228:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3373,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3256,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3255,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "21023:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "21023:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3258,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3257,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "21038:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "21038:6:5"
+              }
+            ],
+            "name": "exitswapExternAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3254,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3249,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20937:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3248,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20937:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3251,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20955:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3250,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20955:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3253,
+                  "name": "maxPoolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20976:20:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3252,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20976:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "20936:61:5"
+            },
+            "returnParameters": {
+              "id": 3261,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3260,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "21062:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3259,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "21062:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "21061:19:5"
+            },
+            "scope": 3473,
+            "src": "20904:1350:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3400,
+              "nodeType": "Block",
+              "src": "22508:126:5",
+              "statements": [
+                {
+                  "assignments": [
+                    3383
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3383,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3400,
+                      "src": "22518:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 3382,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "22518:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3394,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3388,
+                        "name": "from",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3377,
+                        "src": "22557:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3390,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5280,
+                            "src": "22571:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 3389,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "22563:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 3391,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22563:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3392,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3379,
+                        "src": "22578:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3385,
+                            "name": "erc20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3375,
+                            "src": "22537:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          ],
+                          "id": 3384,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "22530:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 3386,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22530:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 3387,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transferFrom",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3542,
+                      "src": "22530:26:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 3393,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22530:55:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "22518:67:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3396,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3383,
+                        "src": "22603:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f46414c5345",
+                        "id": 3397,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "22609:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        },
+                        "value": "ERR_ERC20_FALSE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        }
+                      ],
+                      "id": 3395,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "22595:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3398,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22595:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3399,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22595:32:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3401,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pullUnderlying",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3380,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3375,
+                  "name": "erc20",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22445:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3374,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22445:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3377,
+                  "name": "from",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22460:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3376,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22460:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3379,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22474:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3378,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22474:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22444:42:5"
+            },
+            "returnParameters": {
+              "id": 3381,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22508:0:5"
+            },
+            "scope": 3473,
+            "src": "22420:214:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3425,
+              "nodeType": "Block",
+              "src": "22726:105:5",
+              "statements": [
+                {
+                  "assignments": [
+                    3411
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3411,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3425,
+                      "src": "22736:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 3410,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "22736:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3419,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3416,
+                        "name": "to",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3405,
+                        "src": "22771:2:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3417,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3407,
+                        "src": "22775:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3413,
+                            "name": "erc20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3403,
+                            "src": "22755:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          ],
+                          "id": 3412,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "22748:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 3414,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22748:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 3415,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transfer",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3531,
+                      "src": "22748:22:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 3418,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22748:34:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "22736:46:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3421,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3411,
+                        "src": "22800:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f46414c5345",
+                        "id": 3422,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "22806:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        },
+                        "value": "ERR_ERC20_FALSE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        }
+                      ],
+                      "id": 3420,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "22792:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3423,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22792:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3424,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22792:32:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3426,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pushUnderlying",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3408,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3403,
+                  "name": "erc20",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22665:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3402,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22665:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3405,
+                  "name": "to",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22680:10:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3404,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22680:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3407,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22692:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3406,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22692:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22664:40:5"
+            },
+            "returnParameters": {
+              "id": 3409,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22726:0:5"
+            },
+            "scope": 3473,
+            "src": "22640:191:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3438,
+              "nodeType": "Block",
+              "src": "22909:36:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3434,
+                        "name": "from",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3428,
+                        "src": "22925:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3435,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3430,
+                        "src": "22931:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3433,
+                      "name": "_pull",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3739,
+                      "src": "22919:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3436,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22919:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3437,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22919:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3439,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pullPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3431,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3428,
+                  "name": "from",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3439,
+                  "src": "22861:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3427,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22861:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3430,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3439,
+                  "src": "22875:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3429,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22875:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22860:27:5"
+            },
+            "returnParameters": {
+              "id": 3432,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22909:0:5"
+            },
+            "scope": 3473,
+            "src": "22837:108:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3451,
+              "nodeType": "Block",
+              "src": "23021:34:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3447,
+                        "name": "to",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3441,
+                        "src": "23037:2:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3448,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3443,
+                        "src": "23041:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3446,
+                      "name": "_push",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3723,
+                      "src": "23031:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3449,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23031:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3450,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23031:17:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3452,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pushPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3444,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3441,
+                  "name": "to",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3452,
+                  "src": "22975:10:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3440,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22975:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3443,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3452,
+                  "src": "22987:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3442,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22987:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22974:25:5"
+            },
+            "returnParameters": {
+              "id": 3445,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23021:0:5"
+            },
+            "scope": 3473,
+            "src": "22951:104:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3461,
+              "nodeType": "Block",
+              "src": "23119:30:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3458,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3454,
+                        "src": "23135:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3457,
+                      "name": "_mint",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3611,
+                      "src": "23129:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3459,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23129:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3460,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23129:13:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3462,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_mintPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3455,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3454,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3462,
+                  "src": "23085:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3453,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "23085:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "23084:13:5"
+            },
+            "returnParameters": {
+              "id": 3456,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23119:0:5"
+            },
+            "scope": 3473,
+            "src": "23061:88:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3471,
+              "nodeType": "Block",
+              "src": "23213:30:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3468,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3464,
+                        "src": "23229:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3467,
+                      "name": "_burn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3660,
+                      "src": "23223:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3469,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23223:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3470,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23223:13:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3472,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_burnPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3465,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3464,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3472,
+                  "src": "23179:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3463,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "23179:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "23178:13:5"
+            },
+            "returnParameters": {
+              "id": 3466,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23213:0:5"
+            },
+            "scope": 3473,
+            "src": "23155:88:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          }
+        ],
+        "scope": 3474,
+        "src": "714:22532:5"
+      }
+    ],
+    "src": "643:22604:5"
+  },
+  "legacyAST": {
+    "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BPool.sol",
+    "exportedSymbols": {
+      "BPool": [
+        3473
+      ]
+    },
+    "id": 3474,
+    "nodeType": "SourceUnit",
+    "nodes": [
+      {
+        "id": 1306,
+        "literals": [
+          "solidity",
+          "0.5",
+          ".12"
+        ],
+        "nodeType": "PragmaDirective",
+        "src": "643:23:5"
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BToken.sol",
+        "file": "./BToken.sol",
+        "id": 1307,
+        "nodeType": "ImportDirective",
+        "scope": 3474,
+        "sourceUnit": 4047,
+        "src": "668:22:5",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "absolutePath": "/ocean/non-ocean/balancer-core/contracts/BMath.sol",
+        "file": "./BMath.sol",
+        "id": 1308,
+        "nodeType": "ImportDirective",
+        "scope": 3474,
+        "sourceUnit": 832,
+        "src": "691:21:5",
+        "symbolAliases": [],
+        "unitAlias": ""
+      },
+      {
+        "baseContracts": [
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1309,
+              "name": "BBronze",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 20,
+              "src": "732:7:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BBronze_$20",
+                "typeString": "contract BBronze"
+              }
+            },
+            "id": 1310,
+            "nodeType": "InheritanceSpecifier",
+            "src": "732:7:5"
+          },
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1311,
+              "name": "BToken",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 4046,
+              "src": "741:6:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BToken_$4046",
+                "typeString": "contract BToken"
+              }
+            },
+            "id": 1312,
+            "nodeType": "InheritanceSpecifier",
+            "src": "741:6:5"
+          },
+          {
+            "arguments": null,
+            "baseName": {
+              "contractScope": null,
+              "id": 1313,
+              "name": "BMath",
+              "nodeType": "UserDefinedTypeName",
+              "referencedDeclaration": 831,
+              "src": "749:5:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_contract$_BMath_$831",
+                "typeString": "contract BMath"
+              }
+            },
+            "id": 1314,
+            "nodeType": "InheritanceSpecifier",
+            "src": "749:5:5"
+          }
+        ],
+        "contractDependencies": [
+          7,
+          20,
+          108,
+          831,
+          1304,
+          3543,
+          3740,
+          4046
+        ],
+        "contractKind": "contract",
+        "documentation": null,
+        "fullyImplemented": true,
+        "id": 3473,
+        "linearizedBaseContracts": [
+          3473,
+          831,
+          4046,
+          3543,
+          3740,
+          1304,
+          108,
+          20,
+          7
+        ],
+        "name": "BPool",
+        "nodeType": "ContractDefinition",
+        "nodes": [
+          {
+            "canonicalName": "BPool.Record",
+            "id": 1323,
+            "members": [
+              {
+                "constant": false,
+                "id": 1316,
+                "name": "bound",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "786:10:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_bool",
+                  "typeString": "bool"
+                },
+                "typeName": {
+                  "id": 1315,
+                  "name": "bool",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "786:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1318,
+                "name": "index",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "834:10:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1317,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "834:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1320,
+                "name": "denorm",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "867:11:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1319,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "867:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              },
+              {
+                "constant": false,
+                "id": 1322,
+                "name": "balance",
+                "nodeType": "VariableDeclaration",
+                "scope": 1323,
+                "src": "912:12:5",
+                "stateVariable": false,
+                "storageLocation": "default",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_uint256",
+                  "typeString": "uint256"
+                },
+                "typeName": {
+                  "id": 1321,
+                  "name": "uint",
+                  "nodeType": "ElementaryTypeName",
+                  "src": "912:4:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  }
+                },
+                "value": null,
+                "visibility": "internal"
+              }
+            ],
+            "name": "Record",
+            "nodeType": "StructDefinition",
+            "scope": 3473,
+            "src": "762:169:5",
+            "visibility": "public"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1335,
+            "name": "LOG_SWAP",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1334,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1325,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "961:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1324,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "961:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1327,
+                  "indexed": true,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "993:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1326,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "993:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1329,
+                  "indexed": true,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1026:24:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1328,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1026:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1331,
+                  "indexed": false,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1060:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1330,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1060:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1333,
+                  "indexed": false,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1335,
+                  "src": "1099:30:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1332,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1099:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "951:184:5"
+            },
+            "src": "937:199:5"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1343,
+            "name": "LOG_JOIN",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1342,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1337,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1166:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1336,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1166:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1339,
+                  "indexed": true,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1198:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1338,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1198:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1341,
+                  "indexed": false,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1343,
+                  "src": "1231:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1340,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1231:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1156:110:5"
+            },
+            "src": "1142:125:5"
+          },
+          {
+            "anonymous": false,
+            "documentation": null,
+            "id": 1351,
+            "name": "LOG_EXIT",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1350,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1345,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1297:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1344,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1297:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1347,
+                  "indexed": true,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1329:24:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1346,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1329:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1349,
+                  "indexed": false,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1351,
+                  "src": "1363:30:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1348,
+                    "name": "uint256",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1363:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1287:112:5"
+            },
+            "src": "1273:127:5"
+          },
+          {
+            "anonymous": true,
+            "documentation": null,
+            "id": 1359,
+            "name": "LOG_CALL",
+            "nodeType": "EventDefinition",
+            "parameters": {
+              "id": 1358,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1353,
+                  "indexed": true,
+                  "name": "sig",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1430:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes4",
+                    "typeString": "bytes4"
+                  },
+                  "typeName": {
+                    "id": 1352,
+                    "name": "bytes4",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1430:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes4",
+                      "typeString": "bytes4"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1355,
+                  "indexed": true,
+                  "name": "caller",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1459:22:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1354,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1459:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1357,
+                  "indexed": false,
+                  "name": "data",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1359,
+                  "src": "1491:20:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bytes_memory_ptr",
+                    "typeString": "bytes"
+                  },
+                  "typeName": {
+                    "id": 1356,
+                    "name": "bytes",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "1491:5:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bytes_storage_ptr",
+                      "typeString": "bytes"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "1420:97:5"
+            },
+            "src": "1406:122:5"
+          },
+          {
+            "body": {
+              "id": 1371,
+              "nodeType": "Block",
+              "src": "1552:72:5",
+              "statements": [
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1362,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1576:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1363,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sig",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1576:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bytes4",
+                          "typeString": "bytes4"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1364,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1585:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1365,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1585:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1366,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "1597:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1367,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "data",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "1597:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bytes_calldata_ptr",
+                          "typeString": "bytes calldata"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bytes4",
+                          "typeString": "bytes4"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_bytes_calldata_ptr",
+                          "typeString": "bytes calldata"
+                        }
+                      ],
+                      "id": 1361,
+                      "name": "LOG_CALL",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1359,
+                      "src": "1567:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_bytes4_$_t_address_$_t_bytes_memory_ptr_$returns$__$",
+                        "typeString": "function (bytes4,address,bytes memory)"
+                      }
+                    },
+                    "id": 1368,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1567:39:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1369,
+                  "nodeType": "EmitStatement",
+                  "src": "1562:44:5"
+                },
+                {
+                  "id": 1370,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1616:1:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1372,
+            "name": "_logs_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1360,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1549:2:5"
+            },
+            "src": "1534:90:5",
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 1389,
+              "nodeType": "Block",
+              "src": "1648:106:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1376,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "1666:7:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1375,
+                          "name": "_mutex",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1402,
+                          "src": "1667:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f5245454e545259",
+                        "id": 1377,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1675:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        },
+                        "value": "ERR_REENTRY"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        }
+                      ],
+                      "id": 1374,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1658:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1378,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1658:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1379,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1658:31:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1382,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1380,
+                      "name": "_mutex",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1402,
+                      "src": "1699:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1381,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1708:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "1699:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1383,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1699:13:5"
+                },
+                {
+                  "id": 1384,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1722:1:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1387,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1385,
+                      "name": "_mutex",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1402,
+                      "src": "1733:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1386,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "1742:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "1733:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1388,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1733:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1390,
+            "name": "_lock_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1373,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1645:2:5"
+            },
+            "src": "1630:124:5",
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 1399,
+              "nodeType": "Block",
+              "src": "1782:59:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1394,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "1800:7:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1393,
+                          "name": "_mutex",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1402,
+                          "src": "1801:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f5245454e545259",
+                        "id": 1395,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "1809:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        },
+                        "value": "ERR_REENTRY"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8186a91a8af60eddd7d544682e1b6922f650fc04d86fd0e4ee40391168ca67e4",
+                          "typeString": "literal_string \"ERR_REENTRY\""
+                        }
+                      ],
+                      "id": 1392,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "1792:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1396,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "1792:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1397,
+                  "nodeType": "ExpressionStatement",
+                  "src": "1792:31:5"
+                },
+                {
+                  "id": 1398,
+                  "nodeType": "PlaceholderStatement",
+                  "src": "1833:1:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1400,
+            "name": "_viewlock_",
+            "nodeType": "ModifierDefinition",
+            "parameters": {
+              "id": 1391,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "1779:2:5"
+            },
+            "src": "1760:81:5",
+            "visibility": "internal"
+          },
+          {
+            "constant": false,
+            "id": 1402,
+            "name": "_mutex",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1847:19:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1401,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "1847:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1404,
+            "name": "_factory",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1873:24:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 1403,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1873:7:5",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1406,
+            "name": "_controller",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "1951:27:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_address",
+              "typeString": "address"
+            },
+            "typeName": {
+              "id": 1405,
+              "name": "address",
+              "nodeType": "ElementaryTypeName",
+              "src": "1951:7:5",
+              "stateMutability": "nonpayable",
+              "typeDescriptions": {
+                "typeIdentifier": "t_address",
+                "typeString": "address"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1408,
+            "name": "_publicSwap",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2004:24:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1407,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "2004:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1410,
+            "name": "_swapFee",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2188:21:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_uint256",
+              "typeString": "uint256"
+            },
+            "typeName": {
+              "id": 1409,
+              "name": "uint",
+              "nodeType": "ElementaryTypeName",
+              "src": "2188:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_uint256",
+                "typeString": "uint256"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1412,
+            "name": "_finalized",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2215:23:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_bool",
+              "typeString": "bool"
+            },
+            "typeName": {
+              "id": 1411,
+              "name": "bool",
+              "nodeType": "ElementaryTypeName",
+              "src": "2215:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_bool",
+                "typeString": "bool"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1415,
+            "name": "_tokens",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2245:25:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+              "typeString": "address[]"
+            },
+            "typeName": {
+              "baseType": {
+                "id": 1413,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "2245:7:5",
+                "stateMutability": "nonpayable",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "id": 1414,
+              "length": null,
+              "nodeType": "ArrayTypeName",
+              "src": "2245:9:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                "typeString": "address[]"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1419,
+            "name": "_records",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2276:42:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+              "typeString": "mapping(address => struct BPool.Record)"
+            },
+            "typeName": {
+              "id": 1418,
+              "keyType": {
+                "id": 1416,
+                "name": "address",
+                "nodeType": "ElementaryTypeName",
+                "src": "2284:7:5",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_address",
+                  "typeString": "address"
+                }
+              },
+              "nodeType": "Mapping",
+              "src": "2276:24:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                "typeString": "mapping(address => struct BPool.Record)"
+              },
+              "valueType": {
+                "contractScope": null,
+                "id": 1417,
+                "name": "Record",
+                "nodeType": "UserDefinedTypeName",
+                "referencedDeclaration": 1323,
+                "src": "2293:6:5",
+                "typeDescriptions": {
+                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                  "typeString": "struct BPool.Record"
+                }
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "constant": false,
+            "id": 1421,
+            "name": "_totalWeight",
+            "nodeType": "VariableDeclaration",
+            "scope": 3473,
+            "src": "2324:25:5",
+            "stateVariable": true,
+            "storageLocation": "default",
+            "typeDescriptions": {
+              "typeIdentifier": "t_uint256",
+              "typeString": "uint256"
+            },
+            "typeName": {
+              "id": 1420,
+              "name": "uint",
+              "nodeType": "ElementaryTypeName",
+              "src": "2324:4:5",
+              "typeDescriptions": {
+                "typeIdentifier": "t_uint256",
+                "typeString": "uint256"
+              }
+            },
+            "value": null,
+            "visibility": "private"
+          },
+          {
+            "body": {
+              "id": 1446,
+              "nodeType": "Block",
+              "src": "2377:157:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1427,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1424,
+                      "name": "_controller",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1406,
+                      "src": "2387:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1425,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "2401:3:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 1426,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "2401:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "2387:24:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1428,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2387:24:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1432,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1429,
+                      "name": "_factory",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1404,
+                      "src": "2421:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1430,
+                        "name": "msg",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 5250,
+                        "src": "2432:3:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_magic_message",
+                          "typeString": "msg"
+                        }
+                      },
+                      "id": 1431,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "sender",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "2432:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address_payable",
+                        "typeString": "address payable"
+                      }
+                    },
+                    "src": "2421:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1433,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2421:21:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1436,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1434,
+                      "name": "_swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1410,
+                      "src": "2452:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1435,
+                      "name": "MIN_FEE",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 43,
+                      "src": "2463:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "2452:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1437,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2452:18:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1440,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1438,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "2480:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1439,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "2494:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "2480:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1441,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2480:19:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1444,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1442,
+                      "name": "_finalized",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1412,
+                      "src": "2509:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "66616c7365",
+                      "id": 1443,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "2522:5:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "false"
+                    },
+                    "src": "2509:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1445,
+                  "nodeType": "ExpressionStatement",
+                  "src": "2509:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1447,
+            "implemented": true,
+            "kind": "constructor",
+            "modifiers": [],
+            "name": "",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1422,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2367:2:5"
+            },
+            "returnParameters": {
+              "id": 1423,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2377:0:5"
+            },
+            "scope": 3473,
+            "src": "2356:178:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 1454,
+              "nodeType": "Block",
+              "src": "2613:35:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1452,
+                    "name": "_publicSwap",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1408,
+                    "src": "2630:11:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1451,
+                  "id": 1453,
+                  "nodeType": "Return",
+                  "src": "2623:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1455,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isPublicSwap",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1448,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2561:2:5"
+            },
+            "returnParameters": {
+              "id": 1451,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1450,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1455,
+                  "src": "2603:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1449,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2603:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2602:6:5"
+            },
+            "scope": 3473,
+            "src": "2540:108:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1462,
+              "nodeType": "Block",
+              "src": "2726:34:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1460,
+                    "name": "_finalized",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1412,
+                    "src": "2743:10:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1459,
+                  "id": 1461,
+                  "nodeType": "Return",
+                  "src": "2736:17:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1463,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isFinalized",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1456,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2674:2:5"
+            },
+            "returnParameters": {
+              "id": 1459,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1458,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1463,
+                  "src": "2716:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1457,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2716:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2715:6:5"
+            },
+            "scope": 3473,
+            "src": "2654:106:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1475,
+              "nodeType": "Block",
+              "src": "2843:41:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1470,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "2860:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1472,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1471,
+                        "name": "t",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1465,
+                        "src": "2869:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "2860:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1473,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "bound",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1316,
+                    "src": "2860:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "functionReturnParameters": 1469,
+                  "id": 1474,
+                  "nodeType": "Return",
+                  "src": "2853:24:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1476,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "isBound",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1466,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1465,
+                  "name": "t",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1476,
+                  "src": "2783:9:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1464,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2783:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2782:11:5"
+            },
+            "returnParameters": {
+              "id": 1469,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1468,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1476,
+                  "src": "2833:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1467,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2833:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2832:6:5"
+            },
+            "scope": 3473,
+            "src": "2766:118:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1484,
+              "nodeType": "Block",
+              "src": "2964:38:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 1481,
+                      "name": "_tokens",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1415,
+                      "src": "2981:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                        "typeString": "address[] storage ref"
+                      }
+                    },
+                    "id": 1482,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "length",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": null,
+                    "src": "2981:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1480,
+                  "id": 1483,
+                  "nodeType": "Return",
+                  "src": "2974:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1485,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "getNumTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1477,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "2911:2:5"
+            },
+            "returnParameters": {
+              "id": 1480,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1479,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1485,
+                  "src": "2953:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1478,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "2953:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "2952:6:5"
+            },
+            "scope": 3473,
+            "src": "2890:112:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1495,
+              "nodeType": "Block",
+              "src": "3115:31:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1493,
+                    "name": "_tokens",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1415,
+                    "src": "3132:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                      "typeString": "address[] storage ref"
+                    }
+                  },
+                  "functionReturnParameters": 1492,
+                  "id": 1494,
+                  "nodeType": "Return",
+                  "src": "3125:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1496,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1488,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1487,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3058:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3058:10:5"
+              }
+            ],
+            "name": "getCurrentTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1486,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3033:2:5"
+            },
+            "returnParameters": {
+              "id": 1492,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1491,
+                  "name": "tokens",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1496,
+                  "src": "3086:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr",
+                    "typeString": "address[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 1489,
+                      "name": "address",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "3086:7:5",
+                      "stateMutability": "nonpayable",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "id": 1490,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "3086:9:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                      "typeString": "address[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3085:25:5"
+            },
+            "scope": 3473,
+            "src": "3008:138:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1511,
+              "nodeType": "Block",
+              "src": "3265:81:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1505,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "3283:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 1506,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3295:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 1504,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3275:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1507,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3275:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1508,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3275:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1509,
+                    "name": "_tokens",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1415,
+                    "src": "3332:7:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                      "typeString": "address[] storage ref"
+                    }
+                  },
+                  "functionReturnParameters": 1503,
+                  "id": 1510,
+                  "nodeType": "Return",
+                  "src": "3325:14:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1512,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1499,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1498,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3208:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3208:10:5"
+              }
+            ],
+            "name": "getFinalTokens",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1497,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3175:2:5"
+            },
+            "returnParameters": {
+              "id": 1503,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1502,
+                  "name": "tokens",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1512,
+                  "src": "3236:23:5",
+                  "stateVariable": false,
+                  "storageLocation": "memory",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_address_$dyn_memory_ptr",
+                    "typeString": "address[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 1500,
+                      "name": "address",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "3236:7:5",
+                      "stateMutability": "nonpayable",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "id": 1501,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "3236:9:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_address_$dyn_storage_ptr",
+                      "typeString": "address[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3235:25:5"
+            },
+            "scope": 3473,
+            "src": "3152:194:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1534,
+              "nodeType": "Block",
+              "src": "3466:104:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1522,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "3485:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1524,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1523,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1514,
+                            "src": "3494:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "3485:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1525,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "3485:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1526,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3508:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1521,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3477:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1527,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3477:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1528,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3477:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1529,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "3541:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1531,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1530,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1514,
+                        "src": "3550:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "3541:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1532,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "3541:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1520,
+                  "id": 1533,
+                  "nodeType": "Return",
+                  "src": "3534:29:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1535,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1517,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1516,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3428:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3428:10:5"
+              }
+            ],
+            "name": "getDenormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1515,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1514,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1535,
+                  "src": "3383:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1513,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3383:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3382:15:5"
+            },
+            "returnParameters": {
+              "id": 1520,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1519,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1535,
+                  "src": "3456:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1518,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3456:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3455:6:5"
+            },
+            "scope": 3473,
+            "src": "3352:218:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1544,
+              "nodeType": "Block",
+              "src": "3682:36:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1542,
+                    "name": "_totalWeight",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1421,
+                    "src": "3699:12:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1541,
+                  "id": 1543,
+                  "nodeType": "Return",
+                  "src": "3692:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1545,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1538,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1537,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3644:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3644:10:5"
+              }
+            ],
+            "name": "getTotalDenormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1536,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "3611:2:5"
+            },
+            "returnParameters": {
+              "id": 1541,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1540,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1545,
+                  "src": "3672:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1539,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3672:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3671:6:5"
+            },
+            "scope": 3473,
+            "src": "3576:142:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1574,
+              "nodeType": "Block",
+              "src": "3836:154:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1555,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "3855:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1557,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1556,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1547,
+                            "src": "3864:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "3855:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1558,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "3855:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1559,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "3878:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1554,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "3847:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1560,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3847:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1561,
+                  "nodeType": "ExpressionStatement",
+                  "src": "3847:47:5"
+                },
+                {
+                  "assignments": [
+                    1563
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1563,
+                      "name": "denorm",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1574,
+                      "src": "3904:11:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1562,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "3904:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1568,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1564,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "3918:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1566,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1565,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1547,
+                        "src": "3927:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "3918:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1567,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "3918:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "3904:36:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1570,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1563,
+                        "src": "3962:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1571,
+                        "name": "_totalWeight",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1421,
+                        "src": "3970:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1569,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "3957:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 1572,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "3957:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1553,
+                  "id": 1573,
+                  "nodeType": "Return",
+                  "src": "3950:33:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1575,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1550,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1549,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "3798:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "3798:10:5"
+              }
+            ],
+            "name": "getNormalizedWeight",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1548,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1547,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1575,
+                  "src": "3753:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1546,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3753:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3752:15:5"
+            },
+            "returnParameters": {
+              "id": 1553,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1552,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1575,
+                  "src": "3826:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1551,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "3826:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "3825:6:5"
+            },
+            "scope": 3473,
+            "src": "3724:266:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1597,
+              "nodeType": "Block",
+              "src": "4099:105:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1585,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "4118:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1587,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1586,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1577,
+                            "src": "4127:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "4118:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1588,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "4118:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1589,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4141:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1584,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4110:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1590,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4110:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1591,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4110:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1592,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "4174:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1594,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1593,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1577,
+                        "src": "4183:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "4174:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1595,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "4174:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1583,
+                  "id": 1596,
+                  "nodeType": "Return",
+                  "src": "4167:30:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1598,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1580,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1579,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4061:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4061:10:5"
+              }
+            ],
+            "name": "getBalance",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1578,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1577,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1598,
+                  "src": "4016:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1576,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4016:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4015:15:5"
+            },
+            "returnParameters": {
+              "id": 1583,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1582,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1598,
+                  "src": "4089:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1581,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4089:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4088:6:5"
+            },
+            "scope": 3473,
+            "src": "3996:208:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1607,
+              "nodeType": "Block",
+              "src": "4300:32:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1605,
+                    "name": "_swapFee",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1410,
+                    "src": "4317:8:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 1604,
+                  "id": 1606,
+                  "nodeType": "Return",
+                  "src": "4310:15:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1608,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1601,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1600,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4262:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4262:10:5"
+              }
+            ],
+            "name": "getSwapFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1599,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4229:2:5"
+            },
+            "returnParameters": {
+              "id": 1604,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1603,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1608,
+                  "src": "4290:4:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1602,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4290:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4289:6:5"
+            },
+            "scope": 3473,
+            "src": "4210:122:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1617,
+              "nodeType": "Block",
+              "src": "4434:35:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1615,
+                    "name": "_controller",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 1406,
+                    "src": "4451:11:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "functionReturnParameters": 1614,
+                  "id": 1616,
+                  "nodeType": "Return",
+                  "src": "4444:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1618,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1611,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1610,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "4393:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4393:10:5"
+              }
+            ],
+            "name": "getController",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1609,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4360:2:5"
+            },
+            "returnParameters": {
+              "id": 1614,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1613,
+                  "name": "",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1618,
+                  "src": "4421:7:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1612,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4421:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4420:9:5"
+            },
+            "scope": 3473,
+            "src": "4338:131:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1659,
+              "nodeType": "Block",
+              "src": "4560:256:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1629,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "4579:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1628,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "4580:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1630,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4592:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1627,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4571:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1631,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4571:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1632,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4571:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1637,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1634,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "4629:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1635,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "4629:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1636,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "4643:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "4629:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1638,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4656:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1633,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4621:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1639,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4621:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1640,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4621:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1644,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1642,
+                          "name": "swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1620,
+                          "src": "4695:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1643,
+                          "name": "MIN_FEE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 43,
+                          "src": "4706:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "4695:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f464545",
+                        "id": 1645,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4715:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3c95b37766e2e0764ffbea08cf33d7dd980794ea2229cf2b30f9a53dfb48c0a5",
+                          "typeString": "literal_string \"ERR_MIN_FEE\""
+                        },
+                        "value": "ERR_MIN_FEE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3c95b37766e2e0764ffbea08cf33d7dd980794ea2229cf2b30f9a53dfb48c0a5",
+                          "typeString": "literal_string \"ERR_MIN_FEE\""
+                        }
+                      ],
+                      "id": 1641,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4687:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1646,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4687:42:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1647,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4687:42:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1651,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1649,
+                          "name": "swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1620,
+                          "src": "4747:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1650,
+                          "name": "MAX_FEE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 48,
+                          "src": "4758:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "4747:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f464545",
+                        "id": 1652,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4767:13:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_889e9e6c0c0fb5bbb40eea41a5a6b8208c6005e0eb9ab1570db8ca4038ab2ca2",
+                          "typeString": "literal_string \"ERR_MAX_FEE\""
+                        },
+                        "value": "ERR_MAX_FEE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_889e9e6c0c0fb5bbb40eea41a5a6b8208c6005e0eb9ab1570db8ca4038ab2ca2",
+                          "typeString": "literal_string \"ERR_MAX_FEE\""
+                        }
+                      ],
+                      "id": 1648,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4739:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1653,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4739:42:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1654,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4739:42:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1657,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1655,
+                      "name": "_swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1410,
+                      "src": "4791:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1656,
+                      "name": "swapFee",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1620,
+                      "src": "4802:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "4791:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1658,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4791:18:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1660,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1623,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1622,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "4534:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4534:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1625,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1624,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "4549:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4549:6:5"
+              }
+            ],
+            "name": "setSwapFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1621,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1620,
+                  "name": "swapFee",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1660,
+                  "src": "4495:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1619,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4495:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4494:14:5"
+            },
+            "returnParameters": {
+              "id": 1626,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4560:0:5"
+            },
+            "scope": 3473,
+            "src": "4475:341:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1681,
+              "nodeType": "Block",
+              "src": "4913:104:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1673,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1670,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "4931:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1671,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "4931:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1672,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "4945:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "4931:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1674,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "4958:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1669,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "4923:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1675,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "4923:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1676,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4923:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1679,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1677,
+                      "name": "_controller",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1406,
+                      "src": "4989:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1678,
+                      "name": "manager",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1662,
+                      "src": "5003:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "4989:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 1680,
+                  "nodeType": "ExpressionStatement",
+                  "src": "4989:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1682,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1665,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1664,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "4887:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4887:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1667,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1666,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "4902:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "4902:6:5"
+              }
+            ],
+            "name": "setController",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1663,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1662,
+                  "name": "manager",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1682,
+                  "src": "4845:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1661,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "4845:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "4844:17:5"
+            },
+            "returnParameters": {
+              "id": 1668,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "4913:0:5"
+            },
+            "scope": 3473,
+            "src": "4822:195:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1709,
+              "nodeType": "Block",
+              "src": "5111:154:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1693,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5129:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1692,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "5130:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1694,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5142:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1691,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5121:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1695,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5121:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1696,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5121:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1701,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1698,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5179:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1699,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5179:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1700,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5193:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5179:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1702,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5206:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1697,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5171:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1703,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5171:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1704,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5171:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1707,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1705,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "5237:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1706,
+                      "name": "public_",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1684,
+                      "src": "5251:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "src": "5237:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1708,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5237:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1710,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1687,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1686,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5085:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5085:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1689,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1688,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "5100:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5100:6:5"
+              }
+            ],
+            "name": "setPublicSwap",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1685,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1684,
+                  "name": "public_",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1710,
+                  "src": "5046:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_bool",
+                    "typeString": "bool"
+                  },
+                  "typeName": {
+                    "id": 1683,
+                    "name": "bool",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5046:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "5045:14:5"
+            },
+            "returnParameters": {
+              "id": 1690,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5111:0:5"
+            },
+            "scope": 3473,
+            "src": "5023:242:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1757,
+              "nodeType": "Block",
+              "src": "5342:347:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1721,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1718,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5360:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1719,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5360:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1720,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5374:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5360:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1722,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5387:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1717,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5352:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1723,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5352:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1724,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5352:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1727,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5426:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1726,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "5427:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1728,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5439:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1725,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5418:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1729,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5418:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1730,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5418:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1735,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1732,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "5476:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1733,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5476:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1734,
+                          "name": "MIN_BOUND_TOKENS",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 33,
+                          "src": "5494:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "5476:34:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f544f4b454e53",
+                        "id": 1736,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5512:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_e51b2df926e9f13c18594bdf17dd3e1810e2676b7bad834d6cfa8e46bba574a9",
+                          "typeString": "literal_string \"ERR_MIN_TOKENS\""
+                        },
+                        "value": "ERR_MIN_TOKENS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_e51b2df926e9f13c18594bdf17dd3e1810e2676b7bad834d6cfa8e46bba574a9",
+                          "typeString": "literal_string \"ERR_MIN_TOKENS\""
+                        }
+                      ],
+                      "id": 1731,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5468:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1737,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5468:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1738,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5468:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1741,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1739,
+                      "name": "_finalized",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1412,
+                      "src": "5540:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1740,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "5553:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "5540:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1742,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5540:17:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1745,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 1743,
+                      "name": "_publicSwap",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1408,
+                      "src": "5567:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "hexValue": "74727565",
+                      "id": 1744,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "bool",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "5581:4:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "value": "true"
+                    },
+                    "src": "5567:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 1746,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5567:18:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1748,
+                        "name": "INIT_POOL_SUPPLY",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 76,
+                        "src": "5611:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1747,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "5596:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 1749,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5596:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1750,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5596:32:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1752,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "5653:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 1753,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "5653:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1754,
+                        "name": "INIT_POOL_SUPPLY",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 76,
+                        "src": "5665:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1751,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "5638:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 1755,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5638:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1756,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5638:44:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1758,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1713,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1712,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5316:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5316:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1715,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1714,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "5331:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5331:6:5"
+              }
+            ],
+            "name": "finalize",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1711,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5288:2:5"
+            },
+            "returnParameters": {
+              "id": 1716,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5342:0:5"
+            },
+            "scope": 3473,
+            "src": "5271:418:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1824,
+              "nodeType": "Block",
+              "src": "5867:542:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1773,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1770,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "5885:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1771,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "5885:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1772,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "5899:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "5885:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1774,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5912:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1769,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5877:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1775,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5877:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1776,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5877:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1782,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "5951:22:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 1778,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "5952:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 1780,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 1779,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1760,
+                              "src": "5961:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "5952:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 1781,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "bound",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1316,
+                          "src": "5952:21:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f424f554e44",
+                        "id": 1783,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "5975:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_29524b4853ebf7d280374d088acc10bd6949cb77e38df49dfa9b02680b8a5f51",
+                          "typeString": "literal_string \"ERR_IS_BOUND\""
+                        },
+                        "value": "ERR_IS_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_29524b4853ebf7d280374d088acc10bd6949cb77e38df49dfa9b02680b8a5f51",
+                          "typeString": "literal_string \"ERR_IS_BOUND\""
+                        }
+                      ],
+                      "id": 1777,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "5943:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1784,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "5943:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1785,
+                  "nodeType": "ExpressionStatement",
+                  "src": "5943:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1788,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "6008:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1787,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "6009:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1789,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6021:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1786,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6000:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1790,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6000:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1791,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6000:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1796,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1793,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "6059:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1794,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6059:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1795,
+                          "name": "MAX_BOUND_TOKENS",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 36,
+                          "src": "6076:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6059:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f544f4b454e53",
+                        "id": 1797,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6094:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_2b41476dedca3afde44e68e1abeac58b7cde6712eb701df30a64635f310a23f5",
+                          "typeString": "literal_string \"ERR_MAX_TOKENS\""
+                        },
+                        "value": "ERR_MAX_TOKENS"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_2b41476dedca3afde44e68e1abeac58b7cde6712eb701df30a64635f310a23f5",
+                          "typeString": "literal_string \"ERR_MAX_TOKENS\""
+                        }
+                      ],
+                      "id": 1792,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6051:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1798,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6051:60:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1799,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6051:60:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1810,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1800,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "6122:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1802,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1801,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6131:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "6122:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "74727565",
+                          "id": 1804,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "bool",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6168:4:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          "value": "true"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1805,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "6193:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 1806,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "length",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6193:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 1807,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6229:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 1808,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "6296:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          }
+                        ],
+                        "id": 1803,
+                        "name": "Record",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1323,
+                        "src": "6140:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_struct$_Record_$1323_storage_ptr_$",
+                          "typeString": "type(struct BPool.Record storage pointer)"
+                        }
+                      },
+                      "id": 1809,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "structConstructorCall",
+                      "lValueRequested": false,
+                      "names": [
+                        "bound",
+                        "index",
+                        "denorm",
+                        "balance"
+                      ],
+                      "nodeType": "FunctionCall",
+                      "src": "6140:193:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_memory",
+                        "typeString": "struct BPool.Record memory"
+                      }
+                    },
+                    "src": "6122:211:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "id": 1811,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6122:211:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1815,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6356:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 1812,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "6343:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 1814,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "push",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "6343:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_arraypush_nonpayable$_t_address_$returns$_t_uint256_$",
+                        "typeString": "function (address) returns (uint256)"
+                      }
+                    },
+                    "id": 1816,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6343:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1817,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6343:19:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1819,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1760,
+                        "src": "6379:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1820,
+                        "name": "balance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1762,
+                        "src": "6386:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 1821,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1764,
+                        "src": "6395:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 1818,
+                      "name": "rebind",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1997,
+                      "src": "6372:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256,uint256)"
+                      }
+                    },
+                    "id": 1822,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6372:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1823,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6372:30:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1825,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1767,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1766,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "5777:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "5777:6:5"
+              }
+            ],
+            "name": "bind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1765,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1760,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5710:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1759,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5710:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1762,
+                  "name": "balance",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5725:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1761,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5725:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1764,
+                  "name": "denorm",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1825,
+                  "src": "5739:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1763,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "5739:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "5709:42:5"
+            },
+            "returnParameters": {
+              "id": 1768,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "5867:0:5"
+            },
+            "scope": 3473,
+            "src": "5696:713:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 1996,
+              "nodeType": "Block",
+              "src": "6522:1496:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 1842,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1839,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "6541:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 1840,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "6541:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1841,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "6555:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "6541:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 1843,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6568:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 1838,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6533:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1844,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6533:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1845,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6533:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 1847,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "6607:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 1849,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 1848,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1827,
+                            "src": "6616:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "6607:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 1850,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "6607:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 1851,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6630:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 1846,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6599:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1852,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6599:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1853,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6599:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 1856,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "6664:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 1855,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "6665:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 1857,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6677:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 1854,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6656:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1858,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6656:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1859,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6656:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1863,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1861,
+                          "name": "denorm",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1831,
+                          "src": "6715:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1862,
+                          "name": "MIN_WEIGHT",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 54,
+                          "src": "6725:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6715:20:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f574549474854",
+                        "id": 1864,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6737:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8df266f07de77e4ef407edb2fcb3334221f5d37909c32010ecedbd042f2b2362",
+                          "typeString": "literal_string \"ERR_MIN_WEIGHT\""
+                        },
+                        "value": "ERR_MIN_WEIGHT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8df266f07de77e4ef407edb2fcb3334221f5d37909c32010ecedbd042f2b2362",
+                          "typeString": "literal_string \"ERR_MIN_WEIGHT\""
+                        }
+                      ],
+                      "id": 1860,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6707:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1865,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6707:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1866,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6707:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1870,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1868,
+                          "name": "denorm",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1831,
+                          "src": "6772:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1869,
+                          "name": "MAX_WEIGHT",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 59,
+                          "src": "6782:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6772:20:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f574549474854",
+                        "id": 1871,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6794:16:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4443a14e27060659cd754b886a4a9abce56b7a815ac41b5da14580c72eae7f33",
+                          "typeString": "literal_string \"ERR_MAX_WEIGHT\""
+                        },
+                        "value": "ERR_MAX_WEIGHT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4443a14e27060659cd754b886a4a9abce56b7a815ac41b5da14580c72eae7f33",
+                          "typeString": "literal_string \"ERR_MAX_WEIGHT\""
+                        }
+                      ],
+                      "id": 1867,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6764:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1872,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6764:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1873,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6764:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 1877,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 1875,
+                          "name": "balance",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1829,
+                          "src": "6829:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 1876,
+                          "name": "MIN_BALANCE",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 71,
+                          "src": "6840:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "6829:22:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d494e5f42414c414e4345",
+                        "id": 1878,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "6853:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_69c7afc4064c1fa740d9fba5145c2c6cfc449ab58df3114718ec5abc7738730c",
+                          "typeString": "literal_string \"ERR_MIN_BALANCE\""
+                        },
+                        "value": "ERR_MIN_BALANCE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_69c7afc4064c1fa740d9fba5145c2c6cfc449ab58df3114718ec5abc7738730c",
+                          "typeString": "literal_string \"ERR_MIN_BALANCE\""
+                        }
+                      ],
+                      "id": 1874,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "6821:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 1879,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "6821:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 1880,
+                  "nodeType": "ExpressionStatement",
+                  "src": "6821:50:5"
+                },
+                {
+                  "assignments": [
+                    1882
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1882,
+                      "name": "oldWeight",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1996,
+                      "src": "6927:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1881,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "6927:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1887,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1883,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "6944:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1885,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1884,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1827,
+                        "src": "6953:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "6944:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1886,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "denorm",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1320,
+                    "src": "6944:22:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "6927:39:5"
+                },
+                {
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 1890,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 1888,
+                      "name": "denorm",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1831,
+                      "src": "6980:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": ">",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "id": 1889,
+                      "name": "oldWeight",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1882,
+                      "src": "6989:9:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "6980:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "falseBody": {
+                    "condition": {
+                      "argumentTypes": null,
+                      "commonType": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "id": 1911,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftExpression": {
+                        "argumentTypes": null,
+                        "id": 1909,
+                        "name": "denorm",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1831,
+                        "src": "7172:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "nodeType": "BinaryOperation",
+                      "operator": "<",
+                      "rightExpression": {
+                        "argumentTypes": null,
+                        "id": 1910,
+                        "name": "oldWeight",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1882,
+                        "src": "7181:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "src": "7172:18:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "falseBody": null,
+                    "id": 1923,
+                    "nodeType": "IfStatement",
+                    "src": "7168:107:5",
+                    "trueBody": {
+                      "id": 1922,
+                      "nodeType": "Block",
+                      "src": "7192:83:5",
+                      "statements": [
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 1920,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "leftHandSide": {
+                              "argumentTypes": null,
+                              "id": 1912,
+                              "name": "_totalWeight",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1421,
+                              "src": "7206:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "nodeType": "Assignment",
+                            "operator": "=",
+                            "rightHandSide": {
+                              "argumentTypes": null,
+                              "arguments": [
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1914,
+                                  "name": "_totalWeight",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1421,
+                                  "src": "7226:12:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                {
+                                  "argumentTypes": null,
+                                  "arguments": [
+                                    {
+                                      "argumentTypes": null,
+                                      "id": 1916,
+                                      "name": "oldWeight",
+                                      "nodeType": "Identifier",
+                                      "overloadedDeclarations": [],
+                                      "referencedDeclaration": 1882,
+                                      "src": "7245:9:5",
+                                      "typeDescriptions": {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    },
+                                    {
+                                      "argumentTypes": null,
+                                      "id": 1917,
+                                      "name": "denorm",
+                                      "nodeType": "Identifier",
+                                      "overloadedDeclarations": [],
+                                      "referencedDeclaration": 1831,
+                                      "src": "7256:6:5",
+                                      "typeDescriptions": {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    }
+                                  ],
+                                  "expression": {
+                                    "argumentTypes": [
+                                      {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      },
+                                      {
+                                        "typeIdentifier": "t_uint256",
+                                        "typeString": "uint256"
+                                      }
+                                    ],
+                                    "id": 1915,
+                                    "name": "bsub",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 914,
+                                    "src": "7240:4:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                      "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                    }
+                                  },
+                                  "id": 1918,
+                                  "isConstant": false,
+                                  "isLValue": false,
+                                  "isPure": false,
+                                  "kind": "functionCall",
+                                  "lValueRequested": false,
+                                  "names": [],
+                                  "nodeType": "FunctionCall",
+                                  "src": "7240:23:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                }
+                              ],
+                              "expression": {
+                                "argumentTypes": [
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  },
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                ],
+                                "id": 1913,
+                                "name": "bsub",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 914,
+                                "src": "7221:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                  "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                }
+                              },
+                              "id": 1919,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "kind": "functionCall",
+                              "lValueRequested": false,
+                              "names": [],
+                              "nodeType": "FunctionCall",
+                              "src": "7221:43:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "src": "7206:58:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "id": 1921,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7206:58:5"
+                        }
+                      ]
+                    }
+                  },
+                  "id": 1924,
+                  "nodeType": "IfStatement",
+                  "src": "6976:299:5",
+                  "trueBody": {
+                    "id": 1908,
+                    "nodeType": "Block",
+                    "src": "7000:162:5",
+                    "statements": [
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 1899,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "id": 1891,
+                            "name": "_totalWeight",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1421,
+                            "src": "7014:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1893,
+                                "name": "_totalWeight",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1421,
+                                "src": "7034:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "arguments": [
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1895,
+                                    "name": "denorm",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1831,
+                                    "src": "7053:6:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  },
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1896,
+                                    "name": "oldWeight",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1882,
+                                    "src": "7061:9:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  }
+                                ],
+                                "expression": {
+                                  "argumentTypes": [
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    },
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  ],
+                                  "id": 1894,
+                                  "name": "bsub",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 914,
+                                  "src": "7048:4:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                    "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                  }
+                                },
+                                "id": 1897,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "kind": "functionCall",
+                                "lValueRequested": false,
+                                "names": [],
+                                "nodeType": "FunctionCall",
+                                "src": "7048:23:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1892,
+                              "name": "badd",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 887,
+                              "src": "7029:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1898,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7029:43:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "7014:58:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 1900,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7014:58:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 1904,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 1902,
+                                "name": "_totalWeight",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1421,
+                                "src": "7094:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "<=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "id": 1903,
+                                "name": "MAX_TOTAL_WEIGHT",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 64,
+                                "src": "7110:16:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "7094:32:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d41585f544f54414c5f574549474854",
+                              "id": 1905,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "7128:22:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_55ceb599893e4bee215a5c1285d9b5c12334585fcdd4c2c71690e94257494440",
+                                "typeString": "literal_string \"ERR_MAX_TOTAL_WEIGHT\""
+                              },
+                              "value": "ERR_MAX_TOTAL_WEIGHT"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_55ceb599893e4bee215a5c1285d9b5c12334585fcdd4c2c71690e94257494440",
+                                "typeString": "literal_string \"ERR_MAX_TOTAL_WEIGHT\""
+                              }
+                            ],
+                            "id": 1901,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "7086:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 1906,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "7086:65:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 1907,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7086:65:5"
+                      }
+                    ]
+                  }
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1930,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 1925,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "7292:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 1927,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 1926,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1827,
+                          "src": "7301:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "7292:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 1928,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "denorm",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1320,
+                      "src": "7292:22:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1929,
+                      "name": "denorm",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1831,
+                      "src": "7317:6:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7292:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1931,
+                  "nodeType": "ExpressionStatement",
+                  "src": "7292:31:5"
+                },
+                {
+                  "assignments": [
+                    1933
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 1933,
+                      "name": "oldBalance",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 1996,
+                      "src": "7396:15:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 1932,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "7396:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 1938,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 1934,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "7414:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 1936,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 1935,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1827,
+                        "src": "7423:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "7414:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 1937,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "7414:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "7396:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 1944,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 1939,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "7447:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 1941,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 1940,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1827,
+                          "src": "7456:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "7447:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 1942,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "7447:23:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 1943,
+                      "name": "balance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1829,
+                      "src": "7473:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7447:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 1945,
+                  "nodeType": "ExpressionStatement",
+                  "src": "7447:33:5"
+                },
+                {
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 1948,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 1946,
+                      "name": "balance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1829,
+                      "src": "7494:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": ">",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "id": 1947,
+                      "name": "oldBalance",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1933,
+                      "src": "7504:10:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "7494:20:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "falseBody": {
+                    "condition": {
+                      "argumentTypes": null,
+                      "commonType": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "id": 1962,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "leftExpression": {
+                        "argumentTypes": null,
+                        "id": 1960,
+                        "name": "balance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1829,
+                        "src": "7612:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "nodeType": "BinaryOperation",
+                      "operator": "<",
+                      "rightExpression": {
+                        "argumentTypes": null,
+                        "id": 1961,
+                        "name": "oldBalance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1933,
+                        "src": "7622:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "src": "7612:20:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      }
+                    },
+                    "falseBody": null,
+                    "id": 1994,
+                    "nodeType": "IfStatement",
+                    "src": "7608:404:5",
+                    "trueBody": {
+                      "id": 1993,
+                      "nodeType": "Block",
+                      "src": "7634:378:5",
+                      "statements": [
+                        {
+                          "assignments": [
+                            1964
+                          ],
+                          "declarations": [
+                            {
+                              "constant": false,
+                              "id": 1964,
+                              "name": "tokenBalanceWithdrawn",
+                              "nodeType": "VariableDeclaration",
+                              "scope": 1993,
+                              "src": "7725:26:5",
+                              "stateVariable": false,
+                              "storageLocation": "default",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "typeName": {
+                                "id": 1963,
+                                "name": "uint",
+                                "nodeType": "ElementaryTypeName",
+                                "src": "7725:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "value": null,
+                              "visibility": "internal"
+                            }
+                          ],
+                          "id": 1969,
+                          "initialValue": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1966,
+                                "name": "oldBalance",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1933,
+                                "src": "7759:10:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1967,
+                                "name": "balance",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1829,
+                                "src": "7771:7:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1965,
+                              "name": "bsub",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 914,
+                              "src": "7754:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1968,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7754:25:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "VariableDeclarationStatement",
+                          "src": "7725:54:5"
+                        },
+                        {
+                          "assignments": [
+                            1971
+                          ],
+                          "declarations": [
+                            {
+                              "constant": false,
+                              "id": 1971,
+                              "name": "tokenExitFee",
+                              "nodeType": "VariableDeclaration",
+                              "scope": 1993,
+                              "src": "7793:17:5",
+                              "stateVariable": false,
+                              "storageLocation": "default",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "typeName": {
+                                "id": 1970,
+                                "name": "uint",
+                                "nodeType": "ElementaryTypeName",
+                                "src": "7793:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "value": null,
+                              "visibility": "internal"
+                            }
+                          ],
+                          "id": 1976,
+                          "initialValue": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1973,
+                                "name": "tokenBalanceWithdrawn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1964,
+                                "src": "7818:21:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1974,
+                                "name": "EXIT_FEE",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 51,
+                                "src": "7841:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1972,
+                              "name": "bmul",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 997,
+                              "src": "7813:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 1975,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7813:37:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "VariableDeclarationStatement",
+                          "src": "7793:57:5"
+                        },
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1978,
+                                "name": "token",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1827,
+                                "src": "7880:5:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "id": 1979,
+                                  "name": "msg",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 5250,
+                                  "src": "7887:3:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_magic_message",
+                                    "typeString": "msg"
+                                  }
+                                },
+                                "id": 1980,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "sender",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": null,
+                                "src": "7887:10:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address_payable",
+                                  "typeString": "address payable"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "arguments": [
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1982,
+                                    "name": "tokenBalanceWithdrawn",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1964,
+                                    "src": "7904:21:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  },
+                                  {
+                                    "argumentTypes": null,
+                                    "id": 1983,
+                                    "name": "tokenExitFee",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1971,
+                                    "src": "7927:12:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  }
+                                ],
+                                "expression": {
+                                  "argumentTypes": [
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    },
+                                    {
+                                      "typeIdentifier": "t_uint256",
+                                      "typeString": "uint256"
+                                    }
+                                  ],
+                                  "id": 1981,
+                                  "name": "bsub",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 914,
+                                  "src": "7899:4:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                    "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                  }
+                                },
+                                "id": 1984,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "kind": "functionCall",
+                                "lValueRequested": false,
+                                "names": [],
+                                "nodeType": "FunctionCall",
+                                "src": "7899:41:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_address_payable",
+                                  "typeString": "address payable"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1977,
+                              "name": "_pushUnderlying",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 3426,
+                              "src": "7864:15:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                                "typeString": "function (address,address,uint256)"
+                              }
+                            },
+                            "id": 1985,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7864:77:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_tuple$__$",
+                              "typeString": "tuple()"
+                            }
+                          },
+                          "id": 1986,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7864:77:5"
+                        },
+                        {
+                          "expression": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "id": 1988,
+                                "name": "token",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1827,
+                                "src": "7971:5:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1989,
+                                "name": "_factory",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1404,
+                                "src": "7978:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 1990,
+                                "name": "tokenExitFee",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1971,
+                                "src": "7988:12:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 1987,
+                              "name": "_pushUnderlying",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 3426,
+                              "src": "7955:15:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                                "typeString": "function (address,address,uint256)"
+                              }
+                            },
+                            "id": 1991,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "7955:46:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_tuple$__$",
+                              "typeString": "tuple()"
+                            }
+                          },
+                          "id": 1992,
+                          "nodeType": "ExpressionStatement",
+                          "src": "7955:46:5"
+                        }
+                      ]
+                    }
+                  },
+                  "id": 1995,
+                  "nodeType": "IfStatement",
+                  "src": "7490:522:5",
+                  "trueBody": {
+                    "id": 1959,
+                    "nodeType": "Block",
+                    "src": "7516:86:5",
+                    "statements": [
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 1950,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1827,
+                              "src": "7546:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 1951,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "7553:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 1952,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "7553:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "arguments": [
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1954,
+                                  "name": "balance",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1829,
+                                  "src": "7570:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                {
+                                  "argumentTypes": null,
+                                  "id": 1955,
+                                  "name": "oldBalance",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1933,
+                                  "src": "7579:10:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                }
+                              ],
+                              "expression": {
+                                "argumentTypes": [
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  },
+                                  {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                ],
+                                "id": 1953,
+                                "name": "bsub",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 914,
+                                "src": "7565:4:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                  "typeString": "function (uint256,uint256) pure returns (uint256)"
+                                }
+                              },
+                              "id": 1956,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "kind": "functionCall",
+                              "lValueRequested": false,
+                              "names": [],
+                              "nodeType": "FunctionCall",
+                              "src": "7565:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 1949,
+                            "name": "_pullUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3401,
+                            "src": "7530:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 1957,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "7530:61:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 1958,
+                        "nodeType": "ExpressionStatement",
+                        "src": "7530:61:5"
+                      }
+                    ]
+                  }
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 1997,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 1834,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1833,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "6496:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "6496:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 1836,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 1835,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "6511:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "6511:6:5"
+              }
+            ],
+            "name": "rebind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 1832,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1827,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6431:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1826,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6431:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1829,
+                  "name": "balance",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6446:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1828,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6446:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 1831,
+                  "name": "denorm",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 1997,
+                  "src": "6460:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 1830,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "6460:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "6430:42:5"
+            },
+            "returnParameters": {
+              "id": 1837,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "6522:0:5"
+            },
+            "scope": 3473,
+            "src": "6415:1603:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "public"
+          },
+          {
+            "body": {
+              "id": 2115,
+              "nodeType": "Block",
+              "src": "8106:928:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        "id": 2010,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2007,
+                            "name": "msg",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5250,
+                            "src": "8125:3:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_magic_message",
+                              "typeString": "msg"
+                            }
+                          },
+                          "id": 2008,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "sender",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": null,
+                          "src": "8125:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address_payable",
+                            "typeString": "address payable"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "==",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2009,
+                          "name": "_controller",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1406,
+                          "src": "8139:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "src": "8125:25:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f434f4e54524f4c4c4552",
+                        "id": 2011,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8152:20:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        },
+                        "value": "ERR_NOT_CONTROLLER"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_0479bbd6e0e904a96491e3adc0eda9022c19acd57f4922725f8618b3a0372668",
+                          "typeString": "literal_string \"ERR_NOT_CONTROLLER\""
+                        }
+                      ],
+                      "id": 2006,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8117:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2012,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8117:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2013,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8117:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2015,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "8191:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2017,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2016,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1999,
+                            "src": "8200:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "8191:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2018,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "8191:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2019,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8214:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2014,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8183:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2020,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8183:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2021,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8183:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2024,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "UnaryOperation",
+                        "operator": "!",
+                        "prefix": true,
+                        "src": "8248:11:5",
+                        "subExpression": {
+                          "argumentTypes": null,
+                          "id": 2023,
+                          "name": "_finalized",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1412,
+                          "src": "8249:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          }
+                        },
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f49535f46494e414c495a4544",
+                        "id": 2025,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "8261:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        },
+                        "value": "ERR_IS_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_4e8186530b7c98466f35e0b14182dc6e751c9b9644c5bf1204c0609f892e5bbe",
+                          "typeString": "literal_string \"ERR_IS_FINALIZED\""
+                        }
+                      ],
+                      "id": 2022,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "8240:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2026,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8240:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2027,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8240:40:5"
+                },
+                {
+                  "assignments": [
+                    2029
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2029,
+                      "name": "tokenBalance",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8291:17:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2028,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8291:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2034,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2030,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8311:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2032,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2031,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8320:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8311:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 2033,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "balance",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1322,
+                    "src": "8311:23:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8291:43:5"
+                },
+                {
+                  "assignments": [
+                    2036
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2036,
+                      "name": "tokenExitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8344:17:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2035,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8344:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2041,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2038,
+                        "name": "tokenBalance",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2029,
+                        "src": "8369:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2039,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "8383:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2037,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "8364:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2040,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8364:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8344:48:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2050,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2042,
+                      "name": "_totalWeight",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1421,
+                      "src": "8403:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2044,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "8423:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2045,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "8437:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2047,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2046,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1999,
+                              "src": "8446:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "8437:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2048,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "8437:22:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2043,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "8418:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2049,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "8418:42:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "8403:57:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2051,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8403:57:5"
+                },
+                {
+                  "assignments": [
+                    2053
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2053,
+                      "name": "index",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8566:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2052,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8566:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2058,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "expression": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2054,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8579:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2056,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2055,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8588:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8579:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "id": 2057,
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "memberName": "index",
+                    "nodeType": "MemberAccess",
+                    "referencedDeclaration": 1318,
+                    "src": "8579:21:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8566:34:5"
+                },
+                {
+                  "assignments": [
+                    2060
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2060,
+                      "name": "last",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2115,
+                      "src": "8610:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2059,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "8610:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2065,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2064,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2061,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8622:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2062,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "8622:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "-",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "hexValue": "31",
+                      "id": 2063,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "8639:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_1_by_1",
+                        "typeString": "int_const 1"
+                      },
+                      "value": "1"
+                    },
+                    "src": "8622:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "8610:30:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2072,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2066,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8650:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2068,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2067,
+                        "name": "index",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2053,
+                        "src": "8658:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "8650:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2069,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8667:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2071,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2070,
+                        "name": "last",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2060,
+                        "src": "8675:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "IndexAccess",
+                      "src": "8667:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "src": "8650:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "id": 2073,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8650:30:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2081,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 2074,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "8690:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 2078,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2075,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "8699:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2077,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2076,
+                            "name": "index",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2053,
+                            "src": "8707:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "8699:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "8690:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 2079,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "index",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1318,
+                      "src": "8690:30:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "id": 2080,
+                      "name": "index",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2053,
+                      "src": "8723:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "8690:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2082,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8690:38:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2083,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "8738:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2085,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "pop",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "8738:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_arraypop_nonpayable$__$returns$__$",
+                        "typeString": "function ()"
+                      }
+                    },
+                    "id": 2086,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8738:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2087,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8738:13:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2097,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "baseExpression": {
+                        "argumentTypes": null,
+                        "id": 2088,
+                        "name": "_records",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1419,
+                        "src": "8761:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                          "typeString": "mapping(address => struct BPool.Record storage ref)"
+                        }
+                      },
+                      "id": 2090,
+                      "indexExpression": {
+                        "argumentTypes": null,
+                        "id": 2089,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8770:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "nodeType": "IndexAccess",
+                      "src": "8761:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage",
+                        "typeString": "struct BPool.Record storage ref"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "66616c7365",
+                          "id": 2092,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "bool",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8807:5:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          "value": "false"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2093,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8833:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2094,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8856:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2095,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "8880:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_bool",
+                            "typeString": "bool"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          }
+                        ],
+                        "id": 2091,
+                        "name": "Record",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1323,
+                        "src": "8779:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_struct$_Record_$1323_storage_ptr_$",
+                          "typeString": "type(struct BPool.Record storage pointer)"
+                        }
+                      },
+                      "id": 2096,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "structConstructorCall",
+                      "lValueRequested": false,
+                      "names": [
+                        "bound",
+                        "index",
+                        "denorm",
+                        "balance"
+                      ],
+                      "nodeType": "FunctionCall",
+                      "src": "8779:113:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_memory",
+                        "typeString": "struct BPool.Record memory"
+                      }
+                    },
+                    "src": "8761:131:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "id": 2098,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8761:131:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2100,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8919:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2101,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "8926:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2102,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "8926:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 2104,
+                            "name": "tokenBalance",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2029,
+                            "src": "8943:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 2105,
+                            "name": "tokenExitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2036,
+                            "src": "8957:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 2103,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "8938:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 2106,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "8938:32:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2099,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "8903:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2107,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8903:68:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2108,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8903:68:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2110,
+                        "name": "token",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1999,
+                        "src": "8997:5:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2111,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "9004:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2112,
+                        "name": "tokenExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2036,
+                        "src": "9014:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2109,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "8981:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2113,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "8981:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2114,
+                  "nodeType": "ExpressionStatement",
+                  "src": "8981:46:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2116,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2002,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2001,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "8080:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "8080:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2004,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2003,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "8095:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "8095:6:5"
+              }
+            ],
+            "name": "unbind",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2000,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 1999,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2116,
+                  "src": "8040:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 1998,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "8040:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "8039:15:5"
+            },
+            "returnParameters": {
+              "id": 2005,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "8106:0:5"
+            },
+            "scope": 3473,
+            "src": "8024:1010:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2147,
+              "nodeType": "Block",
+              "src": "9196:138:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2126,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9214:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2128,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2127,
+                            "name": "token",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2118,
+                            "src": "9223:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9214:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2129,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9214:21:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2130,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9237:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2125,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9206:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2131,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9206:47:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2132,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9206:47:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2145,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "baseExpression": {
+                          "argumentTypes": null,
+                          "id": 2133,
+                          "name": "_records",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1419,
+                          "src": "9263:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                            "typeString": "mapping(address => struct BPool.Record storage ref)"
+                          }
+                        },
+                        "id": 2135,
+                        "indexExpression": {
+                          "argumentTypes": null,
+                          "id": 2134,
+                          "name": "token",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2118,
+                          "src": "9272:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "nodeType": "IndexAccess",
+                        "src": "9263:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage",
+                          "typeString": "struct BPool.Record storage ref"
+                        }
+                      },
+                      "id": 2136,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "9263:23:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2142,
+                              "name": "this",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 5280,
+                              "src": "9321:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_contract$_BPool_$3473",
+                                "typeString": "contract BPool"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_contract$_BPool_$3473",
+                                "typeString": "contract BPool"
+                              }
+                            ],
+                            "id": 2141,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": true,
+                            "lValueRequested": false,
+                            "nodeType": "ElementaryTypeNameExpression",
+                            "src": "9313:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_type$_t_address_$",
+                              "typeString": "type(address)"
+                            },
+                            "typeName": "address"
+                          },
+                          "id": 2143,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "typeConversion",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "9313:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2138,
+                              "name": "token",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2118,
+                              "src": "9296:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            ],
+                            "id": 2137,
+                            "name": "IERC20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3543,
+                            "src": "9289:6:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                              "typeString": "type(contract IERC20)"
+                            }
+                          },
+                          "id": 2139,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "typeConversion",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "9289:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_contract$_IERC20_$3543",
+                            "typeString": "contract IERC20"
+                          }
+                        },
+                        "id": 2140,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balanceOf",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 3504,
+                        "src": "9289:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_external_view$_t_address_$returns$_t_uint256_$",
+                          "typeString": "function (address) view external returns (uint256)"
+                        }
+                      },
+                      "id": 2144,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "9289:38:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "9263:64:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2146,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9263:64:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2148,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2121,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2120,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "9170:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9170:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2123,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2122,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "9185:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9185:6:5"
+              }
+            ],
+            "name": "gulp",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2119,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2118,
+                  "name": "token",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2148,
+                  "src": "9130:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2117,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9130:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9129:15:5"
+            },
+            "returnParameters": {
+              "id": 2124,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "9196:0:5"
+            },
+            "scope": 3473,
+            "src": "9116:218:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2199,
+              "nodeType": "Block",
+              "src": "9475:346:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2160,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9493:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2162,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2161,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2150,
+                            "src": "9502:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9493:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2163,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9493:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2164,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9518:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2159,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9485:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2165,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9485:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2166,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9485:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2168,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9552:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2170,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2169,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2152,
+                            "src": "9561:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9552:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2171,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9552:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2172,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "9578:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2167,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9544:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9544:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9544:50:5"
+                },
+                {
+                  "assignments": [
+                    2176
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2176,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2199,
+                      "src": "9604:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2175,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "9604:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2180,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2177,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "9630:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2179,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2178,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2150,
+                      "src": "9639:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "9630:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "9604:43:5"
+                },
+                {
+                  "assignments": [
+                    2182
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2182,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2199,
+                      "src": "9657:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2181,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "9657:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2186,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2183,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "9684:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2185,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2184,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2152,
+                      "src": "9693:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "9684:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "9657:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2188,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2176,
+                          "src": "9733:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2189,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "9733:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2190,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2176,
+                          "src": "9751:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2191,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "9751:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2192,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2182,
+                          "src": "9768:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2193,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "9768:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2194,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2182,
+                          "src": "9787:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2195,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "9787:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2196,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "9805:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2187,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "9719:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2197,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9719:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2158,
+                  "id": 2198,
+                  "nodeType": "Return",
+                  "src": "9712:102:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2200,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2155,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2154,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "9427:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9427:10:5"
+              }
+            ],
+            "name": "getSpotPrice",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2153,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2150,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9362:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2149,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9362:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2152,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9379:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2151,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9379:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9361:35:5"
+            },
+            "returnParameters": {
+              "id": 2158,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2157,
+                  "name": "spotPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2200,
+                  "src": "9455:14:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2156,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9455:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9454:16:5"
+            },
+            "scope": 3473,
+            "src": "9340:481:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2251,
+              "nodeType": "Block",
+              "src": "9969:339:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2212,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "9987:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2214,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2213,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2202,
+                            "src": "9996:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "9987:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2215,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "9987:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2216,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10012:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2211,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "9979:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2217,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "9979:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2218,
+                  "nodeType": "ExpressionStatement",
+                  "src": "9979:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2220,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "10046:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2222,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2221,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2204,
+                            "src": "10055:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "10046:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2223,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "10046:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2224,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10072:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2219,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10038:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2225,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10038:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2226,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10038:50:5"
+                },
+                {
+                  "assignments": [
+                    2228
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2228,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2251,
+                      "src": "10098:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2227,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "10098:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2232,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2229,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "10124:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2231,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2230,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2202,
+                      "src": "10133:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "10124:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10098:43:5"
+                },
+                {
+                  "assignments": [
+                    2234
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2234,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2251,
+                      "src": "10151:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2233,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "10151:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2238,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2235,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "10178:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2237,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2236,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2204,
+                      "src": "10187:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "10178:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10151:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2240,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2228,
+                          "src": "10227:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2241,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "10227:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2242,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2228,
+                          "src": "10245:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2243,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "10245:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2244,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2234,
+                          "src": "10262:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2245,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "10262:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2246,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2234,
+                          "src": "10281:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2247,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "10281:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "30",
+                        "id": 2248,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "number",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10299:1:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_rational_0_by_1",
+                          "typeString": "int_const 0"
+                        },
+                        "value": "0"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_rational_0_by_1",
+                          "typeString": "int_const 0"
+                        }
+                      ],
+                      "id": 2239,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "10213:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2249,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10213:88:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2210,
+                  "id": 2250,
+                  "nodeType": "Return",
+                  "src": "10206:95:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2252,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2207,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2206,
+                  "name": "_viewlock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1400,
+                  "src": "9921:10:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "9921:10:5"
+              }
+            ],
+            "name": "getSpotPriceSansFee",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2205,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2202,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9856:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2201,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9856:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2204,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9873:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2203,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9873:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9855:35:5"
+            },
+            "returnParameters": {
+              "id": 2210,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2209,
+                  "name": "spotPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2252,
+                  "src": "9949:14:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2208,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "9949:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "9948:16:5"
+            },
+            "scope": 3473,
+            "src": "9827:481:5",
+            "stateMutability": "view",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2374,
+              "nodeType": "Block",
+              "src": "10433:806:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2265,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "10451:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2266,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10463:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2264,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10443:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2267,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10443:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2268,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10443:40:5"
+                },
+                {
+                  "assignments": [
+                    2270
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2270,
+                      "name": "poolTotal",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2374,
+                      "src": "10494:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2269,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "10494:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2273,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 2271,
+                      "name": "totalSupply",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3813,
+                      "src": "10511:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$",
+                        "typeString": "function () view returns (uint256)"
+                      }
+                    },
+                    "id": 2272,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10511:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10494:30:5"
+                },
+                {
+                  "assignments": [
+                    2275
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2275,
+                      "name": "ratio",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2374,
+                      "src": "10534:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2274,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "10534:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2280,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2277,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "10552:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2278,
+                        "name": "poolTotal",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2270,
+                        "src": "10567:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2276,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "10547:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2279,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10547:30:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "10534:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2284,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2282,
+                          "name": "ratio",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2275,
+                          "src": "10595:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2283,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "10604:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "10595:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2285,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "10607:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2281,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "10587:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2286,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "10587:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2287,
+                  "nodeType": "ExpressionStatement",
+                  "src": "10587:38:5"
+                },
+                {
+                  "body": {
+                    "id": 2362,
+                    "nodeType": "Block",
+                    "src": "10678:465:5",
+                    "statements": [
+                      {
+                        "assignments": [
+                          2300
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2300,
+                            "name": "t",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10692:9:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            },
+                            "typeName": {
+                              "id": 2299,
+                              "name": "address",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10692:7:5",
+                              "stateMutability": "nonpayable",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2304,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2301,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "10704:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2303,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2302,
+                            "name": "i",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2289,
+                            "src": "10712:1:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "10704:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10692:22:5"
+                      },
+                      {
+                        "assignments": [
+                          2306
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2306,
+                            "name": "bal",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10728:8:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2305,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10728:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2311,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2307,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "10739:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2309,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2308,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "10748:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "10739:11:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2310,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "10739:19:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10728:30:5"
+                      },
+                      {
+                        "assignments": [
+                          2313
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2313,
+                            "name": "tokenAmountIn",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2362,
+                            "src": "10772:18:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2312,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "10772:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2318,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2315,
+                              "name": "ratio",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2275,
+                              "src": "10798:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2316,
+                              "name": "bal",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2306,
+                              "src": "10805:3:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2314,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "10793:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2317,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10793:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "10772:37:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2322,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2320,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "10831:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "!=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "hexValue": "30",
+                                "id": 2321,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": true,
+                                "kind": "number",
+                                "lValueRequested": false,
+                                "nodeType": "Literal",
+                                "src": "10848:1:5",
+                                "subdenomination": null,
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_rational_0_by_1",
+                                  "typeString": "int_const 0"
+                                },
+                                "value": "0"
+                              },
+                              "src": "10831:18:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d4154485f415050524f58",
+                              "id": 2323,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "10851:17:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              },
+                              "value": "ERR_MATH_APPROX"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              }
+                            ],
+                            "id": 2319,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "10823:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2324,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10823:46:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2325,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10823:46:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2331,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2327,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "10891:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "<=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2328,
+                                  "name": "maxAmountsIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2257,
+                                  "src": "10908:12:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                                    "typeString": "uint256[] calldata"
+                                  }
+                                },
+                                "id": 2330,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2329,
+                                  "name": "i",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2289,
+                                  "src": "10921:1:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "10908:15:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "10891:32:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4c494d49545f494e",
+                              "id": 2332,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "10925:14:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                                "typeString": "literal_string \"ERR_LIMIT_IN\""
+                              },
+                              "value": "ERR_LIMIT_IN"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                                "typeString": "literal_string \"ERR_LIMIT_IN\""
+                              }
+                            ],
+                            "id": 2326,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "10883:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2333,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "10883:57:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2334,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10883:57:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2346,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "expression": {
+                              "argumentTypes": null,
+                              "baseExpression": {
+                                "argumentTypes": null,
+                                "id": 2335,
+                                "name": "_records",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1419,
+                                "src": "10954:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                  "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                }
+                              },
+                              "id": 2337,
+                              "indexExpression": {
+                                "argumentTypes": null,
+                                "id": 2336,
+                                "name": "t",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2300,
+                                "src": "10963:1:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "nodeType": "IndexAccess",
+                              "src": "10954:11:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                "typeString": "struct BPool.Record storage ref"
+                              }
+                            },
+                            "id": 2338,
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": true,
+                            "memberName": "balance",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 1322,
+                            "src": "10954:19:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "baseExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2340,
+                                    "name": "_records",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1419,
+                                    "src": "10981:8:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                      "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                    }
+                                  },
+                                  "id": 2342,
+                                  "indexExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2341,
+                                    "name": "t",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 2300,
+                                    "src": "10990:1:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_address",
+                                      "typeString": "address"
+                                    }
+                                  },
+                                  "isConstant": false,
+                                  "isLValue": true,
+                                  "isPure": false,
+                                  "lValueRequested": false,
+                                  "nodeType": "IndexAccess",
+                                  "src": "10981:11:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                    "typeString": "struct BPool.Record storage ref"
+                                  }
+                                },
+                                "id": 2343,
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "balance",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": 1322,
+                                "src": "10981:19:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 2344,
+                                "name": "tokenAmountIn",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2313,
+                                "src": "11002:13:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 2339,
+                              "name": "badd",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 887,
+                              "src": "10976:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 2345,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "10976:40:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "10954:62:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 2347,
+                        "nodeType": "ExpressionStatement",
+                        "src": "10954:62:5"
+                      },
+                      {
+                        "eventCall": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2349,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "11044:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2350,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "11044:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2351,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "11056:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2352,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2313,
+                              "src": "11059:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2348,
+                            "name": "LOG_JOIN",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1343,
+                            "src": "11035:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2353,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11035:38:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2354,
+                        "nodeType": "EmitStatement",
+                        "src": "11030:43:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2356,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2300,
+                              "src": "11103:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2357,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "11106:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2358,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "11106:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2359,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2313,
+                              "src": "11118:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2355,
+                            "name": "_pullUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3401,
+                            "src": "11087:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2360,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11087:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2361,
+                        "nodeType": "ExpressionStatement",
+                        "src": "11087:45:5"
+                      }
+                    ]
+                  },
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2295,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 2292,
+                      "name": "i",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2289,
+                      "src": "10653:1:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "<",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2293,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "10657:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2294,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "10657:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "10653:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 2363,
+                  "initializationExpression": {
+                    "assignments": [
+                      2289
+                    ],
+                    "declarations": [
+                      {
+                        "constant": false,
+                        "id": 2289,
+                        "name": "i",
+                        "nodeType": "VariableDeclaration",
+                        "scope": 2363,
+                        "src": "10641:6:5",
+                        "stateVariable": false,
+                        "storageLocation": "default",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "typeName": {
+                          "id": 2288,
+                          "name": "uint",
+                          "nodeType": "ElementaryTypeName",
+                          "src": "10641:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "value": null,
+                        "visibility": "internal"
+                      }
+                    ],
+                    "id": 2291,
+                    "initialValue": {
+                      "argumentTypes": null,
+                      "hexValue": "30",
+                      "id": 2290,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "10650:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_0_by_1",
+                        "typeString": "int_const 0"
+                      },
+                      "value": "0"
+                    },
+                    "nodeType": "VariableDeclarationStatement",
+                    "src": "10641:10:5"
+                  },
+                  "loopExpression": {
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 2297,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "UnaryOperation",
+                      "operator": "++",
+                      "prefix": false,
+                      "src": "10673:3:5",
+                      "subExpression": {
+                        "argumentTypes": null,
+                        "id": 2296,
+                        "name": "i",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2289,
+                        "src": "10673:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2298,
+                    "nodeType": "ExpressionStatement",
+                    "src": "10673:3:5"
+                  },
+                  "nodeType": "ForStatement",
+                  "src": "10636:507:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2365,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "11167:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2364,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "11152:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2366,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11152:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2367,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11152:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2369,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "11206:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2370,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "11206:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2371,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2254,
+                        "src": "11218:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2368,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "11191:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2372,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11191:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2373,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11191:41:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2375,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2260,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2259,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "10407:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "10407:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2262,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2261,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "10422:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "10422:6:5"
+              }
+            ],
+            "name": "joinPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2258,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2254,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2375,
+                  "src": "10332:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2253,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "10332:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2257,
+                  "name": "maxAmountsIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2375,
+                  "src": "10352:28:5",
+                  "stateVariable": false,
+                  "storageLocation": "calldata",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                    "typeString": "uint256[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 2255,
+                      "name": "uint",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "10352:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2256,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "10352:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_uint256_$dyn_storage_ptr",
+                      "typeString": "uint256[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "10331:50:5"
+            },
+            "returnParameters": {
+              "id": 2263,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "10433:0:5"
+            },
+            "scope": 3473,
+            "src": "10314:925:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2516,
+              "nodeType": "Block",
+              "src": "11364:975:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2388,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "11382:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2389,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "11394:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2387,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "11374:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2390,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11374:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2391,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11374:40:5"
+                },
+                {
+                  "assignments": [
+                    2393
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2393,
+                      "name": "poolTotal",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11425:14:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2392,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11425:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2396,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [],
+                    "expression": {
+                      "argumentTypes": [],
+                      "id": 2394,
+                      "name": "totalSupply",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3813,
+                      "src": "11442:11:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_view$__$returns$_t_uint256_$",
+                        "typeString": "function () view returns (uint256)"
+                      }
+                    },
+                    "id": 2395,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11442:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11425:30:5"
+                },
+                {
+                  "assignments": [
+                    2398
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2398,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11465:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2397,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11465:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2403,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2400,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11485:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2401,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "11499:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2399,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "11480:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2402,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11480:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11465:43:5"
+                },
+                {
+                  "assignments": [
+                    2405
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2405,
+                      "name": "pAiAfterExitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11518:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2404,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11518:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2410,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2407,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11546:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2408,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2398,
+                        "src": "11560:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2406,
+                      "name": "bsub",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 914,
+                      "src": "11541:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2409,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11541:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11518:50:5"
+                },
+                {
+                  "assignments": [
+                    2412
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2412,
+                      "name": "ratio",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2516,
+                      "src": "11578:10:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2411,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "11578:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2417,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2414,
+                        "name": "pAiAfterExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2405,
+                        "src": "11596:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2415,
+                        "name": "poolTotal",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2393,
+                        "src": "11613:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2413,
+                      "name": "bdiv",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1057,
+                      "src": "11591:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2416,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11591:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "11578:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2421,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2419,
+                          "name": "ratio",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2412,
+                          "src": "11641:5:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 2420,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "11650:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "11641:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2422,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "11653:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2418,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "11633:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2423,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11633:38:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2424,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11633:38:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2426,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "11697:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2427,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "11697:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2428,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2377,
+                        "src": "11709:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2425,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "11682:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2429,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11682:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2430,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11682:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2432,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "11747:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2433,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2398,
+                        "src": "11757:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2431,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "11732:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 2434,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11732:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2435,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11732:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2437,
+                        "name": "pAiAfterExitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2405,
+                        "src": "11790:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2436,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "11775:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2438,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "11775:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2439,
+                  "nodeType": "ExpressionStatement",
+                  "src": "11775:31:5"
+                },
+                {
+                  "body": {
+                    "id": 2514,
+                    "nodeType": "Block",
+                    "src": "11859:473:5",
+                    "statements": [
+                      {
+                        "assignments": [
+                          2452
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2452,
+                            "name": "t",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11873:9:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            },
+                            "typeName": {
+                              "id": 2451,
+                              "name": "address",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11873:7:5",
+                              "stateMutability": "nonpayable",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2456,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2453,
+                            "name": "_tokens",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1415,
+                            "src": "11885:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                              "typeString": "address[] storage ref"
+                            }
+                          },
+                          "id": 2455,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2454,
+                            "name": "i",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2441,
+                            "src": "11893:1:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "11885:10:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11873:22:5"
+                      },
+                      {
+                        "assignments": [
+                          2458
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2458,
+                            "name": "bal",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11909:8:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2457,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11909:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2463,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "baseExpression": {
+                              "argumentTypes": null,
+                              "id": 2459,
+                              "name": "_records",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 1419,
+                              "src": "11920:8:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                "typeString": "mapping(address => struct BPool.Record storage ref)"
+                              }
+                            },
+                            "id": 2461,
+                            "indexExpression": {
+                              "argumentTypes": null,
+                              "id": 2460,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "11929:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": false,
+                            "nodeType": "IndexAccess",
+                            "src": "11920:11:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage",
+                              "typeString": "struct BPool.Record storage ref"
+                            }
+                          },
+                          "id": 2462,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "11920:19:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11909:30:5"
+                      },
+                      {
+                        "assignments": [
+                          2465
+                        ],
+                        "declarations": [
+                          {
+                            "constant": false,
+                            "id": 2465,
+                            "name": "tokenAmountOut",
+                            "nodeType": "VariableDeclaration",
+                            "scope": 2514,
+                            "src": "11953:19:5",
+                            "stateVariable": false,
+                            "storageLocation": "default",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            "typeName": {
+                              "id": 2464,
+                              "name": "uint",
+                              "nodeType": "ElementaryTypeName",
+                              "src": "11953:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            "value": null,
+                            "visibility": "internal"
+                          }
+                        ],
+                        "id": 2470,
+                        "initialValue": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2467,
+                              "name": "ratio",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2412,
+                              "src": "11980:5:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2468,
+                              "name": "bal",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2458,
+                              "src": "11987:3:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2466,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "11975:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2469,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "11975:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "VariableDeclarationStatement",
+                        "src": "11953:38:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2474,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2472,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12013:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": "!=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "hexValue": "30",
+                                "id": 2473,
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": true,
+                                "kind": "number",
+                                "lValueRequested": false,
+                                "nodeType": "Literal",
+                                "src": "12031:1:5",
+                                "subdenomination": null,
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_rational_0_by_1",
+                                  "typeString": "int_const 0"
+                                },
+                                "value": "0"
+                              },
+                              "src": "12013:19:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4d4154485f415050524f58",
+                              "id": 2475,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "12034:17:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              },
+                              "value": "ERR_MATH_APPROX"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                                "typeString": "literal_string \"ERR_MATH_APPROX\""
+                              }
+                            ],
+                            "id": 2471,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "12005:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2476,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12005:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2477,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12005:47:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "commonType": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              "id": 2483,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "leftExpression": {
+                                "argumentTypes": null,
+                                "id": 2479,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12074:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "nodeType": "BinaryOperation",
+                              "operator": ">=",
+                              "rightExpression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2480,
+                                  "name": "minAmountsOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2380,
+                                  "src": "12092:13:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                                    "typeString": "uint256[] calldata"
+                                  }
+                                },
+                                "id": 2482,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2481,
+                                  "name": "i",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2441,
+                                  "src": "12106:1:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_uint256",
+                                    "typeString": "uint256"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": false,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "12092:16:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              "src": "12074:34:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "hexValue": "4552525f4c494d49545f4f5554",
+                              "id": 2484,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": true,
+                              "kind": "string",
+                              "lValueRequested": false,
+                              "nodeType": "Literal",
+                              "src": "12110:15:5",
+                              "subdenomination": null,
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                                "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                              },
+                              "value": "ERR_LIMIT_OUT"
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_bool",
+                                "typeString": "bool"
+                              },
+                              {
+                                "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                                "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                              }
+                            ],
+                            "id": 2478,
+                            "name": "require",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [
+                              5253,
+                              5254
+                            ],
+                            "referencedDeclaration": 5254,
+                            "src": "12066:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                              "typeString": "function (bool,string memory) pure"
+                            }
+                          },
+                          "id": 2485,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12066:60:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2486,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12066:60:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2498,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "leftHandSide": {
+                            "argumentTypes": null,
+                            "expression": {
+                              "argumentTypes": null,
+                              "baseExpression": {
+                                "argumentTypes": null,
+                                "id": 2487,
+                                "name": "_records",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 1419,
+                                "src": "12140:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                  "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                }
+                              },
+                              "id": 2489,
+                              "indexExpression": {
+                                "argumentTypes": null,
+                                "id": 2488,
+                                "name": "t",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2452,
+                                "src": "12149:1:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_address",
+                                  "typeString": "address"
+                                }
+                              },
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "nodeType": "IndexAccess",
+                              "src": "12140:11:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                "typeString": "struct BPool.Record storage ref"
+                              }
+                            },
+                            "id": 2490,
+                            "isConstant": false,
+                            "isLValue": true,
+                            "isPure": false,
+                            "lValueRequested": true,
+                            "memberName": "balance",
+                            "nodeType": "MemberAccess",
+                            "referencedDeclaration": 1322,
+                            "src": "12140:19:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "nodeType": "Assignment",
+                          "operator": "=",
+                          "rightHandSide": {
+                            "argumentTypes": null,
+                            "arguments": [
+                              {
+                                "argumentTypes": null,
+                                "expression": {
+                                  "argumentTypes": null,
+                                  "baseExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2492,
+                                    "name": "_records",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 1419,
+                                    "src": "12167:8:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                      "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                    }
+                                  },
+                                  "id": 2494,
+                                  "indexExpression": {
+                                    "argumentTypes": null,
+                                    "id": 2493,
+                                    "name": "t",
+                                    "nodeType": "Identifier",
+                                    "overloadedDeclarations": [],
+                                    "referencedDeclaration": 2452,
+                                    "src": "12176:1:5",
+                                    "typeDescriptions": {
+                                      "typeIdentifier": "t_address",
+                                      "typeString": "address"
+                                    }
+                                  },
+                                  "isConstant": false,
+                                  "isLValue": true,
+                                  "isPure": false,
+                                  "lValueRequested": false,
+                                  "nodeType": "IndexAccess",
+                                  "src": "12167:11:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                    "typeString": "struct BPool.Record storage ref"
+                                  }
+                                },
+                                "id": 2495,
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "memberName": "balance",
+                                "nodeType": "MemberAccess",
+                                "referencedDeclaration": 1322,
+                                "src": "12167:19:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              },
+                              {
+                                "argumentTypes": null,
+                                "id": 2496,
+                                "name": "tokenAmountOut",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2465,
+                                "src": "12188:14:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              }
+                            ],
+                            "expression": {
+                              "argumentTypes": [
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                },
+                                {
+                                  "typeIdentifier": "t_uint256",
+                                  "typeString": "uint256"
+                                }
+                              ],
+                              "id": 2491,
+                              "name": "bsub",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 914,
+                              "src": "12162:4:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                                "typeString": "function (uint256,uint256) pure returns (uint256)"
+                              }
+                            },
+                            "id": 2497,
+                            "isConstant": false,
+                            "isLValue": false,
+                            "isPure": false,
+                            "kind": "functionCall",
+                            "lValueRequested": false,
+                            "names": [],
+                            "nodeType": "FunctionCall",
+                            "src": "12162:41:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          "src": "12140:63:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "id": 2499,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12140:63:5"
+                      },
+                      {
+                        "eventCall": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2501,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "12231:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2502,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "12231:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2503,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "12243:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2504,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2465,
+                              "src": "12246:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2500,
+                            "name": "LOG_EXIT",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1351,
+                            "src": "12222:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2505,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12222:39:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2506,
+                        "nodeType": "EmitStatement",
+                        "src": "12217:44:5"
+                      },
+                      {
+                        "expression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2508,
+                              "name": "t",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2452,
+                              "src": "12291:1:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2509,
+                                "name": "msg",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 5250,
+                                "src": "12294:3:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_magic_message",
+                                  "typeString": "msg"
+                                }
+                              },
+                              "id": 2510,
+                              "isConstant": false,
+                              "isLValue": false,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "sender",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": null,
+                              "src": "12294:10:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2511,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2465,
+                              "src": "12306:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_address",
+                                "typeString": "address"
+                              },
+                              {
+                                "typeIdentifier": "t_address_payable",
+                                "typeString": "address payable"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2507,
+                            "name": "_pushUnderlying",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3426,
+                            "src": "12275:15:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                              "typeString": "function (address,address,uint256)"
+                            }
+                          },
+                          "id": 2512,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12275:46:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_tuple$__$",
+                            "typeString": "tuple()"
+                          }
+                        },
+                        "id": 2513,
+                        "nodeType": "ExpressionStatement",
+                        "src": "12275:46:5"
+                      }
+                    ]
+                  },
+                  "condition": {
+                    "argumentTypes": null,
+                    "commonType": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    },
+                    "id": 2447,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftExpression": {
+                      "argumentTypes": null,
+                      "id": 2444,
+                      "name": "i",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2441,
+                      "src": "11834:1:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "BinaryOperation",
+                    "operator": "<",
+                    "rightExpression": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2445,
+                        "name": "_tokens",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1415,
+                        "src": "11838:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_array$_t_address_$dyn_storage",
+                          "typeString": "address[] storage ref"
+                        }
+                      },
+                      "id": 2446,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "length",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": null,
+                      "src": "11838:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "11834:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "id": 2515,
+                  "initializationExpression": {
+                    "assignments": [
+                      2441
+                    ],
+                    "declarations": [
+                      {
+                        "constant": false,
+                        "id": 2441,
+                        "name": "i",
+                        "nodeType": "VariableDeclaration",
+                        "scope": 2515,
+                        "src": "11822:6:5",
+                        "stateVariable": false,
+                        "storageLocation": "default",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "typeName": {
+                          "id": 2440,
+                          "name": "uint",
+                          "nodeType": "ElementaryTypeName",
+                          "src": "11822:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "value": null,
+                        "visibility": "internal"
+                      }
+                    ],
+                    "id": 2443,
+                    "initialValue": {
+                      "argumentTypes": null,
+                      "hexValue": "30",
+                      "id": 2442,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": true,
+                      "kind": "number",
+                      "lValueRequested": false,
+                      "nodeType": "Literal",
+                      "src": "11831:1:5",
+                      "subdenomination": null,
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_rational_0_by_1",
+                        "typeString": "int_const 0"
+                      },
+                      "value": "0"
+                    },
+                    "nodeType": "VariableDeclarationStatement",
+                    "src": "11822:10:5"
+                  },
+                  "loopExpression": {
+                    "expression": {
+                      "argumentTypes": null,
+                      "id": 2449,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "nodeType": "UnaryOperation",
+                      "operator": "++",
+                      "prefix": false,
+                      "src": "11854:3:5",
+                      "subExpression": {
+                        "argumentTypes": null,
+                        "id": 2448,
+                        "name": "i",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2441,
+                        "src": "11854:1:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2450,
+                    "nodeType": "ExpressionStatement",
+                    "src": "11854:3:5"
+                  },
+                  "nodeType": "ForStatement",
+                  "src": "11817:515:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2517,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2383,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2382,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "11338:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "11338:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2385,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2384,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "11353:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "11353:6:5"
+              }
+            ],
+            "name": "exitPool",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2381,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2377,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2517,
+                  "src": "11263:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2376,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "11263:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2380,
+                  "name": "minAmountsOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2517,
+                  "src": "11282:29:5",
+                  "stateVariable": false,
+                  "storageLocation": "calldata",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_array$_t_uint256_$dyn_calldata_ptr",
+                    "typeString": "uint256[]"
+                  },
+                  "typeName": {
+                    "baseType": {
+                      "id": 2378,
+                      "name": "uint",
+                      "nodeType": "ElementaryTypeName",
+                      "src": "11282:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "id": 2379,
+                    "length": null,
+                    "nodeType": "ArrayTypeName",
+                    "src": "11282:6:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_array$_t_uint256_$dyn_storage_ptr",
+                      "typeString": "uint256[]"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "11262:50:5"
+            },
+            "returnParameters": {
+              "id": 2386,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "11364:0:5"
+            },
+            "scope": 3473,
+            "src": "11245:1094:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2714,
+              "nodeType": "Block",
+              "src": "12618:2153:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2539,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "12637:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2541,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2540,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2519,
+                            "src": "12646:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "12637:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2542,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "12637:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2543,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12662:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2538,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12629:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2544,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12629:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2545,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12629:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2547,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "12696:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2549,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2548,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2523,
+                            "src": "12705:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "12696:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2550,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "12696:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2551,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12722:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2546,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12688:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2552,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12688:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2553,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12688:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2555,
+                        "name": "_publicSwap",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1408,
+                        "src": "12756:11:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f535741505f4e4f545f5055424c4943",
+                        "id": 2556,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12769:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        },
+                        "value": "ERR_SWAP_NOT_PUBLIC"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        }
+                      ],
+                      "id": 2554,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12748:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2557,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12748:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2558,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12748:43:5"
+                },
+                {
+                  "assignments": [
+                    2560
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2560,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "12802:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2559,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "12802:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2566,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2561,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "12828:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2565,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2563,
+                          "name": "tokenIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2519,
+                          "src": "12845:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2562,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "12837:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2564,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "12837:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "12828:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "12802:52:5"
+                },
+                {
+                  "assignments": [
+                    2568
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2568,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "12864:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2567,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "12864:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2574,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2569,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "12891:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2573,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2571,
+                          "name": "tokenOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2523,
+                          "src": "12908:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2570,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "12900:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2572,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "12900:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "12891:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "12864:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2582,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2576,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "12937:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2578,
+                                "name": "inRecord",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2560,
+                                "src": "12959:8:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                                  "typeString": "struct BPool.Record storage pointer"
+                                }
+                              },
+                              "id": 2579,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "12959:16:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2580,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "12977:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2577,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "12954:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2581,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "12954:36:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "12937:53:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 2583,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "12992:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 2575,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "12929:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2584,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "12929:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2585,
+                  "nodeType": "ExpressionStatement",
+                  "src": "12929:82:5"
+                },
+                {
+                  "assignments": [
+                    2587
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2587,
+                      "name": "spotPriceBefore",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2714,
+                      "src": "13022:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2586,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "13022:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2599,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2589,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2560,
+                          "src": "13096:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2590,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "13096:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2591,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2560,
+                          "src": "13150:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2592,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "13150:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2593,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2568,
+                          "src": "13203:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2594,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "13203:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2595,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2568,
+                          "src": "13258:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2596,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "13258:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2597,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "13312:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2588,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "13045:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2598,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13045:309:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "13022:332:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2603,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2601,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "13372:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2602,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2527,
+                          "src": "13391:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "13372:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4241445f4c494d49545f5052494345",
+                        "id": 2604,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "13401:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_BAD_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2600,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "13364:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2605,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13364:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2606,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13364:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2620,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2607,
+                      "name": "tokenAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2534,
+                      "src": "13434:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2609,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13495:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2610,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13495:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2611,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13541:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2612,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "13541:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2613,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13586:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2614,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13586:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2615,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13633:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2616,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "13633:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2617,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "13679:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2618,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "13722:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2608,
+                        "name": "calcOutGivenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 396,
+                        "src": "13451:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2619,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13451:305:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13434:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2621,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13434:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2625,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2623,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2534,
+                          "src": "13774:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2624,
+                          "name": "minAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2525,
+                          "src": "13792:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "13774:30:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 2626,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "13806:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 2622,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "13766:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2627,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "13766:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2628,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13766:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2637,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2629,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2560,
+                        "src": "13833:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2631,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "13833:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2633,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "13857:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2634,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13857:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2635,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2521,
+                          "src": "13875:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2632,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "13852:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2636,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13852:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13833:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2638,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13833:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2647,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2639,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2568,
+                        "src": "13899:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2641,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "13899:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2643,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "13924:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2644,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "13924:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2645,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2534,
+                          "src": "13943:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2642,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "13919:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2646,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13919:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13899:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2648,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13899:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2661,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2649,
+                      "name": "spotPriceAfter",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2536,
+                      "src": "13969:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2651,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "14033:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2652,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "14033:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2653,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2560,
+                            "src": "14083:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2654,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "14083:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2655,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "14132:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2656,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "14132:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2657,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2568,
+                            "src": "14183:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2658,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "14183:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2659,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "14233:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2650,
+                        "name": "calcSpotPrice",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 324,
+                        "src": "13986:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2660,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "13986:285:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "13969:302:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2662,
+                  "nodeType": "ExpressionStatement",
+                  "src": "13969:302:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2666,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2664,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2536,
+                          "src": "14289:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2665,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "14307:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14289:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2667,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14324:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2663,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14281:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2668,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14281:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2669,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14281:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2673,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2671,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2536,
+                          "src": "14365:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2672,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2527,
+                          "src": "14383:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14365:26:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f5052494345",
+                        "id": 2674,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14393:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2670,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14357:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2675,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14357:54:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2676,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14357:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2683,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2678,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2587,
+                          "src": "14429:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2680,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2521,
+                              "src": "14453:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2681,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2534,
+                              "src": "14468:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2679,
+                            "name": "bdiv",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1057,
+                            "src": "14448:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2682,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "14448:35:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "14429:54:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2684,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "14485:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2677,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "14421:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2685,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14421:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2686,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14421:82:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2688,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14528:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2689,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14528:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2690,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2519,
+                        "src": "14540:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2691,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2523,
+                        "src": "14549:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2692,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2521,
+                        "src": "14559:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2693,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14574:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2687,
+                      "name": "LOG_SWAP",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1335,
+                      "src": "14519:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,address,uint256,uint256)"
+                      }
+                    },
+                    "id": 2694,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14519:70:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2695,
+                  "nodeType": "EmitStatement",
+                  "src": "14514:75:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2697,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2519,
+                        "src": "14616:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2698,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14625:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2699,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14625:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2700,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2521,
+                        "src": "14637:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2696,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "14600:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2701,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14600:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2702,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14600:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2704,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2523,
+                        "src": "14677:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2705,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "14687:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2706,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "14687:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2707,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14699:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2703,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "14661:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2708,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "14661:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2709,
+                  "nodeType": "ExpressionStatement",
+                  "src": "14661:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "components": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2710,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2534,
+                        "src": "14733:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2711,
+                        "name": "spotPriceAfter",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2536,
+                        "src": "14749:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "id": 2712,
+                    "isConstant": false,
+                    "isInlineArray": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "TupleExpression",
+                    "src": "14732:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$",
+                      "typeString": "tuple(uint256,uint256)"
+                    }
+                  },
+                  "functionReturnParameters": 2537,
+                  "id": 2713,
+                  "nodeType": "Return",
+                  "src": "14725:39:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2715,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2530,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2529,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "12533:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "12533:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2532,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2531,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "12548:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "12548:6:5"
+              }
+            ],
+            "name": "swapExactAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2528,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2519,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12382:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2518,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12382:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2521,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12407:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2520,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12407:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2523,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12435:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2522,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12435:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2525,
+                  "name": "minAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12461:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2524,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12461:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2527,
+                  "name": "maxPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12488:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2526,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12488:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "12372:135:5"
+            },
+            "returnParameters": {
+              "id": 2537,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2534,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12572:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2533,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12572:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2536,
+                  "name": "spotPriceAfter",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2715,
+                  "src": "12593:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2535,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "12593:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "12571:42:5"
+            },
+            "scope": 3473,
+            "src": "12346:2425:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 2912,
+              "nodeType": "Block",
+              "src": "15050:2147:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2737,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "15068:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2739,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2738,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2717,
+                            "src": "15077:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "15068:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2740,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "15068:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2741,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15093:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2736,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15060:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2742,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15060:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2743,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15060:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2745,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "15127:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2747,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2746,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2721,
+                            "src": "15136:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "15127:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2748,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "15127:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2749,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15153:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2744,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15119:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2750,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15119:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2751,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15119:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2753,
+                        "name": "_publicSwap",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1408,
+                        "src": "15187:11:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f535741505f4e4f545f5055424c4943",
+                        "id": 2754,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15200:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        },
+                        "value": "ERR_SWAP_NOT_PUBLIC"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b9f201e8e5bb36571de65b106c220b23ff276fe4fbb13e3a81e8737accb75282",
+                          "typeString": "literal_string \"ERR_SWAP_NOT_PUBLIC\""
+                        }
+                      ],
+                      "id": 2752,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15179:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2755,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15179:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2756,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15179:43:5"
+                },
+                {
+                  "assignments": [
+                    2758
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2758,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15233:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2757,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "15233:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2764,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2759,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "15259:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2763,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2761,
+                          "name": "tokenIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2717,
+                          "src": "15276:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2760,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "15268:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2762,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15268:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "15259:26:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15233:52:5"
+                },
+                {
+                  "assignments": [
+                    2766
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2766,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15295:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2765,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "15295:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2772,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2767,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "15322:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2771,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "id": 2769,
+                          "name": "tokenOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2721,
+                          "src": "15339:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_address",
+                            "typeString": "address"
+                          }
+                        ],
+                        "id": 2768,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "lValueRequested": false,
+                        "nodeType": "ElementaryTypeNameExpression",
+                        "src": "15331:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_type$_t_address_$",
+                          "typeString": "type(address)"
+                        },
+                        "typeName": "address"
+                      },
+                      "id": 2770,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "typeConversion",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15331:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "15322:27:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15295:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2780,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2774,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "15368:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "id": 2776,
+                                "name": "outRecord",
+                                "nodeType": "Identifier",
+                                "overloadedDeclarations": [],
+                                "referencedDeclaration": 2766,
+                                "src": "15391:9:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                                  "typeString": "struct BPool.Record storage pointer"
+                                }
+                              },
+                              "id": 2777,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "15391:17:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2778,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "15410:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2775,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "15386:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2779,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "15386:38:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "15368:56:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 2781,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15426:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 2773,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15360:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2782,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15360:86:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2783,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15360:86:5"
+                },
+                {
+                  "assignments": [
+                    2785
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2785,
+                      "name": "spotPriceBefore",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 2912,
+                      "src": "15457:20:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 2784,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "15457:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2797,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2787,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2758,
+                          "src": "15531:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2788,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "15531:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2789,
+                          "name": "inRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2758,
+                          "src": "15585:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2790,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "15585:15:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2791,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2766,
+                          "src": "15638:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2792,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "balance",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1322,
+                        "src": "15638:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2793,
+                          "name": "outRecord",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2766,
+                          "src": "15693:9:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                            "typeString": "struct BPool.Record storage pointer"
+                          }
+                        },
+                        "id": 2794,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "denorm",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1320,
+                        "src": "15693:16:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2795,
+                        "name": "_swapFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1410,
+                        "src": "15747:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2786,
+                      "name": "calcSpotPrice",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 324,
+                      "src": "15480:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 2796,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15480:309:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "15457:332:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2801,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2799,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "15807:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2800,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2725,
+                          "src": "15826:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "15807:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4241445f4c494d49545f5052494345",
+                        "id": 2802,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "15836:21:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_BAD_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8be255c2a8eee29f022cb079554d7088e735aa3d5d6f9dc88998c3ffe134ce88",
+                          "typeString": "literal_string \"ERR_BAD_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2798,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "15799:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2803,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "15799:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2804,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15799:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2818,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2805,
+                      "name": "tokenAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2732,
+                      "src": "15869:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2807,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "15929:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2808,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "15929:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2809,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "15975:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2810,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "15975:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2811,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16020:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2812,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16020:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2813,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16067:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2814,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16067:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2815,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "16113:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2816,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "16157:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2806,
+                        "name": "calcInGivenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 468,
+                        "src": "15885:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2817,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "15885:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "15869:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2819,
+                  "nodeType": "ExpressionStatement",
+                  "src": "15869:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2823,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2821,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2732,
+                          "src": "16209:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2822,
+                          "name": "maxAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2719,
+                          "src": "16226:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16209:28:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 2824,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16239:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 2820,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16201:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2825,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16201:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2826,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16201:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2835,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2827,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2758,
+                        "src": "16265:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2829,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "16265:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2831,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16289:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2832,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16289:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2833,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2732,
+                          "src": "16307:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2830,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "16284:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2834,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16284:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16265:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2836,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16265:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2845,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2837,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2766,
+                        "src": "16331:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2839,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "16331:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2841,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16356:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2842,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16356:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2843,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2723,
+                          "src": "16375:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2840,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "16351:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2844,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16351:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16331:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2846,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16331:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2859,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2847,
+                      "name": "spotPriceAfter",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2734,
+                      "src": "16401:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2849,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16465:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2850,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16465:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2851,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2758,
+                            "src": "16515:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2852,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16515:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2853,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16564:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2854,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "16564:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2855,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2766,
+                            "src": "16615:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2856,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "16615:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2857,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "16665:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2848,
+                        "name": "calcSpotPrice",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 324,
+                        "src": "16418:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2858,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "16418:285:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "16401:302:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2860,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16401:302:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2864,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2862,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2734,
+                          "src": "16721:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2863,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "16739:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16721:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2865,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16756:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2861,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16713:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2866,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16713:61:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2867,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16713:61:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2871,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2869,
+                          "name": "spotPriceAfter",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2734,
+                          "src": "16792:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2870,
+                          "name": "maxPrice",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2725,
+                          "src": "16810:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16792:26:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f5052494345",
+                        "id": 2872,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16820:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        },
+                        "value": "ERR_LIMIT_PRICE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_b5544ff618944f1e1eee76066a3c4ee71ebb3e4c80a9b96ceaf365ff27739eb5",
+                          "typeString": "literal_string \"ERR_LIMIT_PRICE\""
+                        }
+                      ],
+                      "id": 2868,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16784:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2873,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16784:54:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2874,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16784:54:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2881,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2876,
+                          "name": "spotPriceBefore",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2785,
+                          "src": "16856:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "id": 2878,
+                              "name": "tokenAmountIn",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2732,
+                              "src": "16880:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2879,
+                              "name": "tokenAmountOut",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 2723,
+                              "src": "16895:14:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2877,
+                            "name": "bdiv",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1057,
+                            "src": "16875:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2880,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "16875:35:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "16856:54:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 2882,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "16912:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 2875,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "16848:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2883,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16848:82:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2884,
+                  "nodeType": "ExpressionStatement",
+                  "src": "16848:82:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2886,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "16955:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2887,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "16955:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2888,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2717,
+                        "src": "16967:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2889,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2721,
+                        "src": "16976:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2890,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "16986:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2891,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2723,
+                        "src": "17001:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2885,
+                      "name": "LOG_SWAP",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1335,
+                      "src": "16946:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_address_$_t_uint256_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,address,uint256,uint256)"
+                      }
+                    },
+                    "id": 2892,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "16946:70:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2893,
+                  "nodeType": "EmitStatement",
+                  "src": "16941:75:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2895,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2717,
+                        "src": "17043:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2896,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "17052:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2897,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "17052:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2898,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "17064:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2894,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "17027:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2899,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17027:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2900,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17027:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2902,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2721,
+                        "src": "17104:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2903,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "17114:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2904,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "17114:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2905,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2723,
+                        "src": "17126:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2901,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "17088:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2906,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17088:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2907,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17088:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "components": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2908,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2732,
+                        "src": "17160:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2909,
+                        "name": "spotPriceAfter",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2734,
+                        "src": "17175:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "id": 2910,
+                    "isConstant": false,
+                    "isInlineArray": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "TupleExpression",
+                    "src": "17159:31:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$_t_uint256_$_t_uint256_$",
+                      "typeString": "tuple(uint256,uint256)"
+                    }
+                  },
+                  "functionReturnParameters": 2735,
+                  "id": 2911,
+                  "nodeType": "Return",
+                  "src": "17152:38:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 2913,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2728,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2727,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "14965:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "14965:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2730,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2729,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "14980:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "14980:6:5"
+              }
+            ],
+            "name": "swapExactAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2726,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2717,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14814:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2716,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14814:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2719,
+                  "name": "maxAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14839:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2718,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14839:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2721,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14865:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2720,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14865:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2723,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14891:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2722,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14891:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2725,
+                  "name": "maxPrice",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "14920:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2724,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "14920:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "14804:135:5"
+            },
+            "returnParameters": {
+              "id": 2735,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2732,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "15005:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2731,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "15005:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2734,
+                  "name": "spotPriceAfter",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 2913,
+                  "src": "15025:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2733,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "15025:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "15004:41:5"
+            },
+            "scope": 3473,
+            "src": "14777:2420:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3016,
+              "nodeType": "Block",
+              "src": "17385:992:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2929,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "17411:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 2930,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17423:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 2928,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17403:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2931,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17403:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2932,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17403:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 2934,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "17461:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 2936,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 2935,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2915,
+                            "src": "17470:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "17461:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 2937,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "17461:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 2938,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17486:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 2933,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17453:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2939,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17453:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2940,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17453:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2950,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2942,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "17520:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2944,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "17542:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 2946,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 2945,
+                                  "name": "tokenIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 2915,
+                                  "src": "17551:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "17542:17:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 2947,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "17542:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 2948,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "17569:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 2943,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "17537:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 2949,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "17537:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "17520:62:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 2951,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "17584:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 2941,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "17512:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2952,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "17512:91:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2953,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17512:91:5"
+                },
+                {
+                  "assignments": [
+                    2955
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 2955,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3016,
+                      "src": "17614:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 2954,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "17614:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 2959,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 2956,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "17640:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 2958,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 2957,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2915,
+                      "src": "17649:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "17640:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "17614:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2971,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 2960,
+                      "name": "poolAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 2926,
+                      "src": "17668:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2962,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "17738:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2963,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "17738:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2964,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "17784:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2965,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "17784:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2966,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "17829:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2967,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "17871:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2968,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "17913:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2969,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "17956:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2961,
+                        "name": "calcPoolOutGivenSingleIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 550,
+                        "src": "17684:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2970,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "17684:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "17668:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2972,
+                  "nodeType": "ExpressionStatement",
+                  "src": "17668:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 2976,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 2974,
+                          "name": "poolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2926,
+                          "src": "18009:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 2975,
+                          "name": "minPoolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2919,
+                          "src": "18026:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "18009:33:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 2977,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18044:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 2973,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18001:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 2978,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18001:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2979,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18001:59:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 2988,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 2980,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2955,
+                        "src": "18071:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 2982,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "18071:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 2984,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 2955,
+                            "src": "18095:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 2985,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "18095:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 2986,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 2917,
+                          "src": "18113:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 2983,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "18090:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 2987,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "18090:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "18071:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 2989,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18071:56:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 2991,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18152:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 2992,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18152:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2993,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2915,
+                        "src": "18164:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 2994,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2917,
+                        "src": "18173:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2990,
+                      "name": "LOG_JOIN",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1343,
+                      "src": "18143:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 2995,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18143:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 2996,
+                  "nodeType": "EmitStatement",
+                  "src": "18138:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 2998,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2926,
+                        "src": "18213:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 2997,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "18198:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 2999,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18198:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3000,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18198:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3002,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18252:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3003,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18252:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3004,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2926,
+                        "src": "18264:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3001,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "18237:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3005,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18237:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3006,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18237:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3008,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2915,
+                        "src": "18304:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3009,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "18313:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3010,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "18313:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3011,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 2917,
+                        "src": "18325:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3007,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "18288:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3012,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18288:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3013,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18288:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3014,
+                    "name": "poolAmountOut",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 2926,
+                    "src": "18357:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 2927,
+                  "id": 3015,
+                  "nodeType": "Return",
+                  "src": "18350:20:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3017,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 2922,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2921,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "17321:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "17321:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 2924,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 2923,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "17336:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "17336:6:5"
+              }
+            ],
+            "name": "joinswapExternAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 2920,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2915,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17236:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 2914,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17236:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2917,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17253:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2916,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17253:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 2919,
+                  "name": "minPoolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17273:21:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2918,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17273:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "17235:60:5"
+            },
+            "returnParameters": {
+              "id": 2927,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 2926,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3017,
+                  "src": "17360:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 2925,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "17360:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "17359:20:5"
+            },
+            "scope": 3473,
+            "src": "17204:1173:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3127,
+              "nodeType": "Block",
+              "src": "18557:1043:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3033,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "18575:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3034,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18587:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3032,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18567:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3035,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18567:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3036,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18567:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3038,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "18625:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3040,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3039,
+                            "name": "tokenIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3019,
+                            "src": "18634:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "18625:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3041,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "18625:23:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3042,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "18650:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3037,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "18617:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3043,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "18617:49:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3044,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18617:49:5"
+                },
+                {
+                  "assignments": [
+                    3046
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3046,
+                      "name": "inRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3127,
+                      "src": "18677:23:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3045,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "18677:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3050,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3047,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "18703:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3049,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3048,
+                      "name": "tokenIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3019,
+                      "src": "18712:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "18703:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "18677:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3062,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3051,
+                      "name": "tokenAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3030,
+                      "src": "18731:13:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3053,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "18801:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3054,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "18801:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3055,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "18847:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3056,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "18847:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3057,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "18892:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3058,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "18934:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3059,
+                          "name": "poolAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3021,
+                          "src": "18976:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3060,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "19019:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3052,
+                        "name": "calcSingleInGivenPoolOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 639,
+                        "src": "18747:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3061,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "18747:306:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "18731:322:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3063,
+                  "nodeType": "ExpressionStatement",
+                  "src": "18731:322:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3067,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3065,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19072:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 3066,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "19089:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "19072:18:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 3068,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19092:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 3064,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19064:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3069,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19064:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3070,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19064:46:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3074,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3072,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19128:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3073,
+                          "name": "maxAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3023,
+                          "src": "19145:11:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "19128:28:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 3075,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19158:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 3071,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19120:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3076,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19120:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3077,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19120:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3087,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3079,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19200:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3081,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "19222:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3083,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3082,
+                                  "name": "tokenIn",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3019,
+                                  "src": "19231:7:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "19222:17:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3084,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "19222:25:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3085,
+                              "name": "MAX_IN_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 99,
+                              "src": "19249:12:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3080,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "19217:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3086,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "19217:45:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "19200:62:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f494e5f524154494f",
+                        "id": 3088,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19264:18:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        },
+                        "value": "ERR_MAX_IN_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_3050677a696f4e0f0af7fbd29d6f24f52a3873a4edbfdfefdc5ce1465c444acf",
+                          "typeString": "literal_string \"ERR_MAX_IN_RATIO\""
+                        }
+                      ],
+                      "id": 3078,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19192:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3089,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19192:91:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3090,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19192:91:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3099,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3091,
+                        "name": "inRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3046,
+                        "src": "19294:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3093,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "19294:16:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3095,
+                            "name": "inRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3046,
+                            "src": "19318:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3096,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "19318:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3097,
+                          "name": "tokenAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3030,
+                          "src": "19336:13:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3094,
+                        "name": "badd",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 887,
+                        "src": "19313:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3098,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "19313:37:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "19294:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3100,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19294:56:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3102,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19375:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3103,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19375:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3104,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3019,
+                        "src": "19387:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3105,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3030,
+                        "src": "19396:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3101,
+                      "name": "LOG_JOIN",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1343,
+                      "src": "19366:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3106,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19366:44:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3107,
+                  "nodeType": "EmitStatement",
+                  "src": "19361:49:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3109,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3021,
+                        "src": "19436:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3108,
+                      "name": "_mintPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3462,
+                      "src": "19421:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3110,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19421:29:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3111,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19421:29:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3113,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19475:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3114,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19475:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3115,
+                        "name": "poolAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3021,
+                        "src": "19487:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3112,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "19460:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3116,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19460:41:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3117,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19460:41:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3119,
+                        "name": "tokenIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3019,
+                        "src": "19527:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3120,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "19536:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3121,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "19536:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3122,
+                        "name": "tokenAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3030,
+                        "src": "19548:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3118,
+                      "name": "_pullUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3401,
+                      "src": "19511:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3123,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19511:51:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3124,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19511:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3125,
+                    "name": "tokenAmountIn",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3030,
+                    "src": "19580:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3031,
+                  "id": 3126,
+                  "nodeType": "Return",
+                  "src": "19573:20:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3128,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3026,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3025,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "18494:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "18494:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3028,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3027,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "18509:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "18509:6:5"
+              }
+            ],
+            "name": "joinswapPoolAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3024,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3019,
+                  "name": "tokenIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18414:15:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3018,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18414:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3021,
+                  "name": "poolAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18431:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3020,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18431:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3023,
+                  "name": "maxAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18451:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3022,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18451:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "18413:55:5"
+            },
+            "returnParameters": {
+              "id": 3031,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3030,
+                  "name": "tokenAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3128,
+                  "src": "18533:18:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3029,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "18533:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "18532:20:5"
+            },
+            "scope": 3473,
+            "src": "18383:1217:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3246,
+              "nodeType": "Block",
+              "src": "19781:1117:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3144,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "19799:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3145,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19811:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3143,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19791:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3146,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19791:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3147,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19791:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3149,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "19849:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3151,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3150,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3130,
+                            "src": "19858:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "19849:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3152,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "19849:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3153,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "19875:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3148,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "19841:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3154,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "19841:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3155,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19841:50:5"
+                },
+                {
+                  "assignments": [
+                    3157
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3157,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3246,
+                      "src": "19902:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3156,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "19902:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3161,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3158,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "19929:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3160,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3159,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3130,
+                      "src": "19938:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "19929:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "19902:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3173,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3162,
+                      "name": "tokenAmountOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3141,
+                      "src": "19958:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3164,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20029:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3165,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "20029:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3166,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20076:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3167,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "20076:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3168,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "20122:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3169,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "20164:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3170,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3132,
+                          "src": "20206:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3171,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "20248:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3163,
+                        "name": "calcSingleOutGivenPoolIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 734,
+                        "src": "19975:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3172,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "19975:307:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "19958:324:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3174,
+                  "nodeType": "ExpressionStatement",
+                  "src": "19958:324:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3178,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3176,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20301:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": ">=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3177,
+                          "name": "minAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3134,
+                          "src": "20319:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "20301:30:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f4f5554",
+                        "id": 3179,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "20333:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        },
+                        "value": "ERR_LIMIT_OUT"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_665ff818e83fa8776541f5756d1025222aecfe18eeb105729691884778497705",
+                          "typeString": "literal_string \"ERR_LIMIT_OUT\""
+                        }
+                      ],
+                      "id": 3175,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "20293:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3180,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20293:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3181,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20293:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3191,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3183,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20376:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3185,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "20399:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3187,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3186,
+                                  "name": "tokenOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3130,
+                                  "src": "20408:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "20399:18:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3188,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "20399:26:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3189,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "20427:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3184,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "20394:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3190,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "20394:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "20376:65:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 3192,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "20443:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 3182,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "20368:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3193,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20368:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3194,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20368:95:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3203,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3195,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3157,
+                        "src": "20474:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3197,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "20474:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3199,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3157,
+                            "src": "20499:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3200,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "20499:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3201,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3141,
+                          "src": "20518:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3198,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "20494:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3202,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "20494:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "20474:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3204,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20474:59:5"
+                },
+                {
+                  "assignments": [
+                    3206
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3206,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3246,
+                      "src": "20544:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 3205,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "20544:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3211,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3208,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3132,
+                        "src": "20564:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3209,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "20578:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3207,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "20559:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 3210,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20559:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "20544:43:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3213,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20612:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3214,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20612:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3215,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3130,
+                        "src": "20624:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3216,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3141,
+                        "src": "20634:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3212,
+                      "name": "LOG_EXIT",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1351,
+                      "src": "20603:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3217,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20603:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3218,
+                  "nodeType": "EmitStatement",
+                  "src": "20598:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3220,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20675:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3221,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20675:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3222,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3132,
+                        "src": "20687:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3219,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "20660:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3223,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20660:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3224,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20660:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3227,
+                            "name": "poolAmountIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3132,
+                            "src": "20730:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 3228,
+                            "name": "exitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3206,
+                            "src": "20744:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 3226,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "20725:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 3229,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "20725:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3225,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "20710:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3230,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20710:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3231,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20710:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3233,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "20778:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3234,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3206,
+                        "src": "20788:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3232,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "20763:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3235,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20763:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3236,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20763:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3238,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3130,
+                        "src": "20822:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3239,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "20832:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3240,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "20832:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3241,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3141,
+                        "src": "20844:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3237,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "20806:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3242,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "20806:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3243,
+                  "nodeType": "ExpressionStatement",
+                  "src": "20806:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3244,
+                    "name": "tokenAmountOut",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3141,
+                    "src": "20877:14:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3142,
+                  "id": 3245,
+                  "nodeType": "Return",
+                  "src": "20870:21:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3247,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3137,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3136,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "19717:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "19717:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3139,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3138,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "19732:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "19732:6:5"
+              }
+            ],
+            "name": "exitswapPoolAmountIn",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3135,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3130,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19636:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3129,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19636:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3132,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19654:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3131,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19654:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3134,
+                  "name": "minAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19673:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3133,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19673:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "19635:56:5"
+            },
+            "returnParameters": {
+              "id": 3142,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3141,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3247,
+                  "src": "19756:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3140,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "19756:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "19755:21:5"
+            },
+            "scope": 3473,
+            "src": "19606:1292:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3372,
+              "nodeType": "Block",
+              "src": "21085:1169:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3263,
+                        "name": "_finalized",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1412,
+                        "src": "21103:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f46494e414c495a4544",
+                        "id": 3264,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21115:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        },
+                        "value": "ERR_NOT_FINALIZED"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_8e0a50e0802c41001c819a1d72124e98da239dcaeee85bac2236e5d8595f284f",
+                          "typeString": "literal_string \"ERR_NOT_FINALIZED\""
+                        }
+                      ],
+                      "id": 3262,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21095:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3265,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21095:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3266,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21095:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "baseExpression": {
+                            "argumentTypes": null,
+                            "id": 3268,
+                            "name": "_records",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 1419,
+                            "src": "21153:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                              "typeString": "mapping(address => struct BPool.Record storage ref)"
+                            }
+                          },
+                          "id": 3270,
+                          "indexExpression": {
+                            "argumentTypes": null,
+                            "id": 3269,
+                            "name": "tokenOut",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3249,
+                            "src": "21162:8:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          },
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "nodeType": "IndexAccess",
+                          "src": "21153:18:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_struct$_Record_$1323_storage",
+                            "typeString": "struct BPool.Record storage ref"
+                          }
+                        },
+                        "id": 3271,
+                        "isConstant": false,
+                        "isLValue": true,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "bound",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": 1316,
+                        "src": "21153:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4e4f545f424f554e44",
+                        "id": 3272,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21179:15:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        },
+                        "value": "ERR_NOT_BOUND"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_86a01019fb9a24504897a9ddf06d43e29c7ad173d46588f4f7aa1ef14d3c847c",
+                          "typeString": "literal_string \"ERR_NOT_BOUND\""
+                        }
+                      ],
+                      "id": 3267,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21145:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3273,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21145:50:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3274,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21145:50:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3284,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3276,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21213:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "arguments": [
+                            {
+                              "argumentTypes": null,
+                              "expression": {
+                                "argumentTypes": null,
+                                "baseExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3278,
+                                  "name": "_records",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 1419,
+                                  "src": "21236:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                                    "typeString": "mapping(address => struct BPool.Record storage ref)"
+                                  }
+                                },
+                                "id": 3280,
+                                "indexExpression": {
+                                  "argumentTypes": null,
+                                  "id": 3279,
+                                  "name": "tokenOut",
+                                  "nodeType": "Identifier",
+                                  "overloadedDeclarations": [],
+                                  "referencedDeclaration": 3249,
+                                  "src": "21245:8:5",
+                                  "typeDescriptions": {
+                                    "typeIdentifier": "t_address",
+                                    "typeString": "address"
+                                  }
+                                },
+                                "isConstant": false,
+                                "isLValue": true,
+                                "isPure": false,
+                                "lValueRequested": false,
+                                "nodeType": "IndexAccess",
+                                "src": "21236:18:5",
+                                "typeDescriptions": {
+                                  "typeIdentifier": "t_struct$_Record_$1323_storage",
+                                  "typeString": "struct BPool.Record storage ref"
+                                }
+                              },
+                              "id": 3281,
+                              "isConstant": false,
+                              "isLValue": true,
+                              "isPure": false,
+                              "lValueRequested": false,
+                              "memberName": "balance",
+                              "nodeType": "MemberAccess",
+                              "referencedDeclaration": 1322,
+                              "src": "21236:26:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            },
+                            {
+                              "argumentTypes": null,
+                              "id": 3282,
+                              "name": "MAX_OUT_RATIO",
+                              "nodeType": "Identifier",
+                              "overloadedDeclarations": [],
+                              "referencedDeclaration": 107,
+                              "src": "21264:13:5",
+                              "typeDescriptions": {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            }
+                          ],
+                          "expression": {
+                            "argumentTypes": [
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              },
+                              {
+                                "typeIdentifier": "t_uint256",
+                                "typeString": "uint256"
+                              }
+                            ],
+                            "id": 3277,
+                            "name": "bmul",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 997,
+                            "src": "21231:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                              "typeString": "function (uint256,uint256) pure returns (uint256)"
+                            }
+                          },
+                          "id": 3283,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": false,
+                          "kind": "functionCall",
+                          "lValueRequested": false,
+                          "names": [],
+                          "nodeType": "FunctionCall",
+                          "src": "21231:47:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "21213:65:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d41585f4f55545f524154494f",
+                        "id": 3285,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21280:19:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        },
+                        "value": "ERR_MAX_OUT_RATIO"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_863cb4bcd0b8884f90860e9fca5a02b421b5bc6a33c8399eb7f6df0648d0555a",
+                          "typeString": "literal_string \"ERR_MAX_OUT_RATIO\""
+                        }
+                      ],
+                      "id": 3275,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21205:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3286,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21205:95:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3287,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21205:95:5"
+                },
+                {
+                  "assignments": [
+                    3289
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3289,
+                      "name": "outRecord",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3372,
+                      "src": "21311:24:5",
+                      "stateVariable": false,
+                      "storageLocation": "storage",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                        "typeString": "struct BPool.Record"
+                      },
+                      "typeName": {
+                        "contractScope": null,
+                        "id": 3288,
+                        "name": "Record",
+                        "nodeType": "UserDefinedTypeName",
+                        "referencedDeclaration": 1323,
+                        "src": "21311:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3293,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "baseExpression": {
+                      "argumentTypes": null,
+                      "id": 3290,
+                      "name": "_records",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1419,
+                      "src": "21338:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_mapping$_t_address_$_t_struct$_Record_$1323_storage_$",
+                        "typeString": "mapping(address => struct BPool.Record storage ref)"
+                      }
+                    },
+                    "id": 3292,
+                    "indexExpression": {
+                      "argumentTypes": null,
+                      "id": 3291,
+                      "name": "tokenOut",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3249,
+                      "src": "21347:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_address",
+                        "typeString": "address"
+                      }
+                    },
+                    "isConstant": false,
+                    "isLValue": true,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "nodeType": "IndexAccess",
+                    "src": "21338:18:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_struct$_Record_$1323_storage",
+                      "typeString": "struct BPool.Record storage ref"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "21311:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3305,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "id": 3294,
+                      "name": "poolAmountIn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3260,
+                      "src": "21367:12:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3296,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21436:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3297,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "21436:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3298,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21483:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3299,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "denorm",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1320,
+                          "src": "21483:16:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3300,
+                          "name": "_totalSupply",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3557,
+                          "src": "21529:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3301,
+                          "name": "_totalWeight",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1421,
+                          "src": "21571:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3302,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21613:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3303,
+                          "name": "_swapFee",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 1410,
+                          "src": "21657:8:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3295,
+                        "name": "calcPoolInGivenSingleOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 830,
+                        "src": "21382:24:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256,uint256,uint256,uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3304,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "21382:309:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "21367:324:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3306,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21367:324:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3310,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3308,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3260,
+                          "src": "21710:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "!=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "hexValue": "30",
+                          "id": 3309,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "kind": "number",
+                          "lValueRequested": false,
+                          "nodeType": "Literal",
+                          "src": "21726:1:5",
+                          "subdenomination": null,
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_rational_0_by_1",
+                            "typeString": "int_const 0"
+                          },
+                          "value": "0"
+                        },
+                        "src": "21710:17:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4d4154485f415050524f58",
+                        "id": 3311,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21729:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        },
+                        "value": "ERR_MATH_APPROX"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_38839817361c628b17e457bae64f619c23ab542714e93cfb021dbd3ddd466187",
+                          "typeString": "literal_string \"ERR_MATH_APPROX\""
+                        }
+                      ],
+                      "id": 3307,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21702:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3312,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21702:45:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3313,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21702:45:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "commonType": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        "id": 3317,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "leftExpression": {
+                          "argumentTypes": null,
+                          "id": 3315,
+                          "name": "poolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3260,
+                          "src": "21765:12:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "nodeType": "BinaryOperation",
+                        "operator": "<=",
+                        "rightExpression": {
+                          "argumentTypes": null,
+                          "id": 3316,
+                          "name": "maxPoolAmountIn",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3253,
+                          "src": "21781:15:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        "src": "21765:31:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f4c494d49545f494e",
+                        "id": 3318,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "21798:14:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        },
+                        "value": "ERR_LIMIT_IN"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_7f6da07481837924baab3a15f838b3df11e328050f73de905838535dd369af68",
+                          "typeString": "literal_string \"ERR_LIMIT_IN\""
+                        }
+                      ],
+                      "id": 3314,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "21757:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3319,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21757:56:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3320,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21757:56:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3329,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "lValueRequested": false,
+                    "leftHandSide": {
+                      "argumentTypes": null,
+                      "expression": {
+                        "argumentTypes": null,
+                        "id": 3321,
+                        "name": "outRecord",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3289,
+                        "src": "21824:9:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                          "typeString": "struct BPool.Record storage pointer"
+                        }
+                      },
+                      "id": 3323,
+                      "isConstant": false,
+                      "isLValue": true,
+                      "isPure": false,
+                      "lValueRequested": true,
+                      "memberName": "balance",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 1322,
+                      "src": "21824:17:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "nodeType": "Assignment",
+                    "operator": "=",
+                    "rightHandSide": {
+                      "argumentTypes": null,
+                      "arguments": [
+                        {
+                          "argumentTypes": null,
+                          "expression": {
+                            "argumentTypes": null,
+                            "id": 3325,
+                            "name": "outRecord",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3289,
+                            "src": "21849:9:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_struct$_Record_$1323_storage_ptr",
+                              "typeString": "struct BPool.Record storage pointer"
+                            }
+                          },
+                          "id": 3326,
+                          "isConstant": false,
+                          "isLValue": true,
+                          "isPure": false,
+                          "lValueRequested": false,
+                          "memberName": "balance",
+                          "nodeType": "MemberAccess",
+                          "referencedDeclaration": 1322,
+                          "src": "21849:17:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        },
+                        {
+                          "argumentTypes": null,
+                          "id": 3327,
+                          "name": "tokenAmountOut",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3251,
+                          "src": "21868:14:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": [
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          },
+                          {
+                            "typeIdentifier": "t_uint256",
+                            "typeString": "uint256"
+                          }
+                        ],
+                        "id": 3324,
+                        "name": "bsub",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 914,
+                        "src": "21844:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                          "typeString": "function (uint256,uint256) pure returns (uint256)"
+                        }
+                      },
+                      "id": 3328,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "kind": "functionCall",
+                      "lValueRequested": false,
+                      "names": [],
+                      "nodeType": "FunctionCall",
+                      "src": "21844:39:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      }
+                    },
+                    "src": "21824:59:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "id": 3330,
+                  "nodeType": "ExpressionStatement",
+                  "src": "21824:59:5"
+                },
+                {
+                  "assignments": [
+                    3332
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3332,
+                      "name": "exitFee",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3372,
+                      "src": "21894:12:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_uint256",
+                        "typeString": "uint256"
+                      },
+                      "typeName": {
+                        "id": 3331,
+                        "name": "uint",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "21894:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3337,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3334,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3260,
+                        "src": "21914:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3335,
+                        "name": "EXIT_FEE",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 51,
+                        "src": "21928:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3333,
+                      "name": "bmul",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 997,
+                      "src": "21909:4:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                        "typeString": "function (uint256,uint256) pure returns (uint256)"
+                      }
+                    },
+                    "id": 3336,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21909:28:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "21894:43:5"
+                },
+                {
+                  "eventCall": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3339,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "21962:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3340,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "21962:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3341,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3249,
+                        "src": "21974:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3342,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3251,
+                        "src": "21984:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3338,
+                      "name": "LOG_EXIT",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 1351,
+                      "src": "21953:8:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3343,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "21953:46:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3344,
+                  "nodeType": "EmitStatement",
+                  "src": "21948:51:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3346,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "22025:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3347,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "22025:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3348,
+                        "name": "poolAmountIn",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3260,
+                        "src": "22037:12:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3345,
+                      "name": "_pullPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3439,
+                      "src": "22010:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3349,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22010:40:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3350,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22010:40:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3353,
+                            "name": "poolAmountIn",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3260,
+                            "src": "22080:12:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          },
+                          {
+                            "argumentTypes": null,
+                            "id": 3354,
+                            "name": "exitFee",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3332,
+                            "src": "22094:7:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            },
+                            {
+                              "typeIdentifier": "t_uint256",
+                              "typeString": "uint256"
+                            }
+                          ],
+                          "id": 3352,
+                          "name": "bsub",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 914,
+                          "src": "22075:4:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$",
+                            "typeString": "function (uint256,uint256) pure returns (uint256)"
+                          }
+                        },
+                        "id": 3355,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "functionCall",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22075:27:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3351,
+                      "name": "_burnPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3472,
+                      "src": "22060:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3356,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22060:43:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3357,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22060:43:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3359,
+                        "name": "_factory",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 1404,
+                        "src": "22128:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3360,
+                        "name": "exitFee",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3332,
+                        "src": "22138:7:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3358,
+                      "name": "_pushPoolShare",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3452,
+                      "src": "22113:14:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3361,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22113:33:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3362,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22113:33:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3364,
+                        "name": "tokenOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3249,
+                        "src": "22172:8:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "expression": {
+                          "argumentTypes": null,
+                          "id": 3365,
+                          "name": "msg",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 5250,
+                          "src": "22182:3:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_magic_message",
+                            "typeString": "msg"
+                          }
+                        },
+                        "id": 3366,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "lValueRequested": false,
+                        "memberName": "sender",
+                        "nodeType": "MemberAccess",
+                        "referencedDeclaration": null,
+                        "src": "22182:10:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3367,
+                        "name": "tokenAmountOut",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3251,
+                        "src": "22194:14:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address_payable",
+                          "typeString": "address payable"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3363,
+                      "name": "_pushUnderlying",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3426,
+                      "src": "22156:15:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,address,uint256)"
+                      }
+                    },
+                    "id": 3368,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22156:53:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3369,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22156:53:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "id": 3370,
+                    "name": "poolAmountIn",
+                    "nodeType": "Identifier",
+                    "overloadedDeclarations": [],
+                    "referencedDeclaration": 3260,
+                    "src": "22235:12:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "functionReturnParameters": 3261,
+                  "id": 3371,
+                  "nodeType": "Return",
+                  "src": "22228:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3373,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [
+              {
+                "arguments": null,
+                "id": 3256,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3255,
+                  "name": "_logs_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1372,
+                  "src": "21023:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "21023:6:5"
+              },
+              {
+                "arguments": null,
+                "id": 3258,
+                "modifierName": {
+                  "argumentTypes": null,
+                  "id": 3257,
+                  "name": "_lock_",
+                  "nodeType": "Identifier",
+                  "overloadedDeclarations": [],
+                  "referencedDeclaration": 1390,
+                  "src": "21038:6:5",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_modifier$__$",
+                    "typeString": "modifier ()"
+                  }
+                },
+                "nodeType": "ModifierInvocation",
+                "src": "21038:6:5"
+              }
+            ],
+            "name": "exitswapExternAmountOut",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3254,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3249,
+                  "name": "tokenOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20937:16:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3248,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20937:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3251,
+                  "name": "tokenAmountOut",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20955:19:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3250,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20955:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3253,
+                  "name": "maxPoolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "20976:20:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3252,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "20976:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "20936:61:5"
+            },
+            "returnParameters": {
+              "id": 3261,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3260,
+                  "name": "poolAmountIn",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3373,
+                  "src": "21062:17:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3259,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "21062:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "21061:19:5"
+            },
+            "scope": 3473,
+            "src": "20904:1350:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "external"
+          },
+          {
+            "body": {
+              "id": 3400,
+              "nodeType": "Block",
+              "src": "22508:126:5",
+              "statements": [
+                {
+                  "assignments": [
+                    3383
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3383,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3400,
+                      "src": "22518:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 3382,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "22518:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3394,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3388,
+                        "name": "from",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3377,
+                        "src": "22557:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3390,
+                            "name": "this",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 5280,
+                            "src": "22571:4:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_contract$_BPool_$3473",
+                              "typeString": "contract BPool"
+                            }
+                          ],
+                          "id": 3389,
+                          "isConstant": false,
+                          "isLValue": false,
+                          "isPure": true,
+                          "lValueRequested": false,
+                          "nodeType": "ElementaryTypeNameExpression",
+                          "src": "22563:7:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_address_$",
+                            "typeString": "type(address)"
+                          },
+                          "typeName": "address"
+                        },
+                        "id": 3391,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22563:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3392,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3379,
+                        "src": "22578:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3385,
+                            "name": "erc20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3375,
+                            "src": "22537:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          ],
+                          "id": 3384,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "22530:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 3386,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22530:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 3387,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transferFrom",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3542,
+                      "src": "22530:26:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 3393,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22530:55:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "22518:67:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3396,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3383,
+                        "src": "22603:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f46414c5345",
+                        "id": 3397,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "22609:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        },
+                        "value": "ERR_ERC20_FALSE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        }
+                      ],
+                      "id": 3395,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "22595:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3398,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22595:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3399,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22595:32:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3401,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pullUnderlying",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3380,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3375,
+                  "name": "erc20",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22445:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3374,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22445:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3377,
+                  "name": "from",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22460:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3376,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22460:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3379,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3401,
+                  "src": "22474:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3378,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22474:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22444:42:5"
+            },
+            "returnParameters": {
+              "id": 3381,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22508:0:5"
+            },
+            "scope": 3473,
+            "src": "22420:214:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3425,
+              "nodeType": "Block",
+              "src": "22726:105:5",
+              "statements": [
+                {
+                  "assignments": [
+                    3411
+                  ],
+                  "declarations": [
+                    {
+                      "constant": false,
+                      "id": 3411,
+                      "name": "xfer",
+                      "nodeType": "VariableDeclaration",
+                      "scope": 3425,
+                      "src": "22736:9:5",
+                      "stateVariable": false,
+                      "storageLocation": "default",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_bool",
+                        "typeString": "bool"
+                      },
+                      "typeName": {
+                        "id": 3410,
+                        "name": "bool",
+                        "nodeType": "ElementaryTypeName",
+                        "src": "22736:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      "value": null,
+                      "visibility": "internal"
+                    }
+                  ],
+                  "id": 3419,
+                  "initialValue": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3416,
+                        "name": "to",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3405,
+                        "src": "22771:2:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3417,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3407,
+                        "src": "22775:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "expression": {
+                        "argumentTypes": null,
+                        "arguments": [
+                          {
+                            "argumentTypes": null,
+                            "id": 3413,
+                            "name": "erc20",
+                            "nodeType": "Identifier",
+                            "overloadedDeclarations": [],
+                            "referencedDeclaration": 3403,
+                            "src": "22755:5:5",
+                            "typeDescriptions": {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          }
+                        ],
+                        "expression": {
+                          "argumentTypes": [
+                            {
+                              "typeIdentifier": "t_address",
+                              "typeString": "address"
+                            }
+                          ],
+                          "id": 3412,
+                          "name": "IERC20",
+                          "nodeType": "Identifier",
+                          "overloadedDeclarations": [],
+                          "referencedDeclaration": 3543,
+                          "src": "22748:6:5",
+                          "typeDescriptions": {
+                            "typeIdentifier": "t_type$_t_contract$_IERC20_$3543_$",
+                            "typeString": "type(contract IERC20)"
+                          }
+                        },
+                        "id": 3414,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": false,
+                        "kind": "typeConversion",
+                        "lValueRequested": false,
+                        "names": [],
+                        "nodeType": "FunctionCall",
+                        "src": "22748:13:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_contract$_IERC20_$3543",
+                          "typeString": "contract IERC20"
+                        }
+                      },
+                      "id": 3415,
+                      "isConstant": false,
+                      "isLValue": false,
+                      "isPure": false,
+                      "lValueRequested": false,
+                      "memberName": "transfer",
+                      "nodeType": "MemberAccess",
+                      "referencedDeclaration": 3531,
+                      "src": "22748:22:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_external_nonpayable$_t_address_$_t_uint256_$returns$_t_bool_$",
+                        "typeString": "function (address,uint256) external returns (bool)"
+                      }
+                    },
+                    "id": 3418,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22748:34:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_bool",
+                      "typeString": "bool"
+                    }
+                  },
+                  "nodeType": "VariableDeclarationStatement",
+                  "src": "22736:46:5"
+                },
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3421,
+                        "name": "xfer",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3411,
+                        "src": "22800:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "hexValue": "4552525f45524332305f46414c5345",
+                        "id": 3422,
+                        "isConstant": false,
+                        "isLValue": false,
+                        "isPure": true,
+                        "kind": "string",
+                        "lValueRequested": false,
+                        "nodeType": "Literal",
+                        "src": "22806:17:5",
+                        "subdenomination": null,
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        },
+                        "value": "ERR_ERC20_FALSE"
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_bool",
+                          "typeString": "bool"
+                        },
+                        {
+                          "typeIdentifier": "t_stringliteral_cfe847c677cf42c21ce03ee8e7625272fdefc571a2ce6d0eacad2e7c6f42fc3f",
+                          "typeString": "literal_string \"ERR_ERC20_FALSE\""
+                        }
+                      ],
+                      "id": 3420,
+                      "name": "require",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [
+                        5253,
+                        5254
+                      ],
+                      "referencedDeclaration": 5254,
+                      "src": "22792:7:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$",
+                        "typeString": "function (bool,string memory) pure"
+                      }
+                    },
+                    "id": 3423,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22792:32:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3424,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22792:32:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3426,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pushUnderlying",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3408,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3403,
+                  "name": "erc20",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22665:13:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3402,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22665:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3405,
+                  "name": "to",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22680:10:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3404,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22680:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3407,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3426,
+                  "src": "22692:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3406,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22692:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22664:40:5"
+            },
+            "returnParameters": {
+              "id": 3409,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22726:0:5"
+            },
+            "scope": 3473,
+            "src": "22640:191:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3438,
+              "nodeType": "Block",
+              "src": "22909:36:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3434,
+                        "name": "from",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3428,
+                        "src": "22925:4:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3435,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3430,
+                        "src": "22931:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3433,
+                      "name": "_pull",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3739,
+                      "src": "22919:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3436,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "22919:19:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3437,
+                  "nodeType": "ExpressionStatement",
+                  "src": "22919:19:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3439,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pullPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3431,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3428,
+                  "name": "from",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3439,
+                  "src": "22861:12:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3427,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22861:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3430,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3439,
+                  "src": "22875:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3429,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22875:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22860:27:5"
+            },
+            "returnParameters": {
+              "id": 3432,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "22909:0:5"
+            },
+            "scope": 3473,
+            "src": "22837:108:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3451,
+              "nodeType": "Block",
+              "src": "23021:34:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3447,
+                        "name": "to",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3441,
+                        "src": "23037:2:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        }
+                      },
+                      {
+                        "argumentTypes": null,
+                        "id": 3448,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3443,
+                        "src": "23041:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_address",
+                          "typeString": "address"
+                        },
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3446,
+                      "name": "_push",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3723,
+                      "src": "23031:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_uint256_$returns$__$",
+                        "typeString": "function (address,uint256)"
+                      }
+                    },
+                    "id": 3449,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23031:17:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3450,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23031:17:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3452,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_pushPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3444,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3441,
+                  "name": "to",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3452,
+                  "src": "22975:10:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_address",
+                    "typeString": "address"
+                  },
+                  "typeName": {
+                    "id": 3440,
+                    "name": "address",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22975:7:5",
+                    "stateMutability": "nonpayable",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_address",
+                      "typeString": "address"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                },
+                {
+                  "constant": false,
+                  "id": 3443,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3452,
+                  "src": "22987:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3442,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "22987:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "22974:25:5"
+            },
+            "returnParameters": {
+              "id": 3445,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23021:0:5"
+            },
+            "scope": 3473,
+            "src": "22951:104:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3461,
+              "nodeType": "Block",
+              "src": "23119:30:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3458,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3454,
+                        "src": "23135:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3457,
+                      "name": "_mint",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3611,
+                      "src": "23129:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3459,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23129:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3460,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23129:13:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3462,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_mintPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3455,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3454,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3462,
+                  "src": "23085:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3453,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "23085:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "23084:13:5"
+            },
+            "returnParameters": {
+              "id": 3456,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23119:0:5"
+            },
+            "scope": 3473,
+            "src": "23061:88:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          },
+          {
+            "body": {
+              "id": 3471,
+              "nodeType": "Block",
+              "src": "23213:30:5",
+              "statements": [
+                {
+                  "expression": {
+                    "argumentTypes": null,
+                    "arguments": [
+                      {
+                        "argumentTypes": null,
+                        "id": 3468,
+                        "name": "amount",
+                        "nodeType": "Identifier",
+                        "overloadedDeclarations": [],
+                        "referencedDeclaration": 3464,
+                        "src": "23229:6:5",
+                        "typeDescriptions": {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      }
+                    ],
+                    "expression": {
+                      "argumentTypes": [
+                        {
+                          "typeIdentifier": "t_uint256",
+                          "typeString": "uint256"
+                        }
+                      ],
+                      "id": 3467,
+                      "name": "_burn",
+                      "nodeType": "Identifier",
+                      "overloadedDeclarations": [],
+                      "referencedDeclaration": 3660,
+                      "src": "23223:5:5",
+                      "typeDescriptions": {
+                        "typeIdentifier": "t_function_internal_nonpayable$_t_uint256_$returns$__$",
+                        "typeString": "function (uint256)"
+                      }
+                    },
+                    "id": 3469,
+                    "isConstant": false,
+                    "isLValue": false,
+                    "isPure": false,
+                    "kind": "functionCall",
+                    "lValueRequested": false,
+                    "names": [],
+                    "nodeType": "FunctionCall",
+                    "src": "23223:13:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_tuple$__$",
+                      "typeString": "tuple()"
+                    }
+                  },
+                  "id": 3470,
+                  "nodeType": "ExpressionStatement",
+                  "src": "23223:13:5"
+                }
+              ]
+            },
+            "documentation": null,
+            "id": 3472,
+            "implemented": true,
+            "kind": "function",
+            "modifiers": [],
+            "name": "_burnPoolShare",
+            "nodeType": "FunctionDefinition",
+            "parameters": {
+              "id": 3465,
+              "nodeType": "ParameterList",
+              "parameters": [
+                {
+                  "constant": false,
+                  "id": 3464,
+                  "name": "amount",
+                  "nodeType": "VariableDeclaration",
+                  "scope": 3472,
+                  "src": "23179:11:5",
+                  "stateVariable": false,
+                  "storageLocation": "default",
+                  "typeDescriptions": {
+                    "typeIdentifier": "t_uint256",
+                    "typeString": "uint256"
+                  },
+                  "typeName": {
+                    "id": 3463,
+                    "name": "uint",
+                    "nodeType": "ElementaryTypeName",
+                    "src": "23179:4:5",
+                    "typeDescriptions": {
+                      "typeIdentifier": "t_uint256",
+                      "typeString": "uint256"
+                    }
+                  },
+                  "value": null,
+                  "visibility": "internal"
+                }
+              ],
+              "src": "23178:13:5"
+            },
+            "returnParameters": {
+              "id": 3466,
+              "nodeType": "ParameterList",
+              "parameters": [],
+              "src": "23213:0:5"
+            },
+            "scope": 3473,
+            "src": "23155:88:5",
+            "stateMutability": "nonpayable",
+            "superFunction": null,
+            "visibility": "internal"
+          }
+        ],
+        "scope": 3474,
+        "src": "714:22532:5"
+      }
+    ],
+    "src": "643:22604:5"
+  },
+  "compiler": {
+    "name": "solc",
+    "version": "0.5.12+commit.7709ece9.Emscripten.clang"
+  },
+  "networks": {},
+  "schemaVersion": "3.0.16",
+  "updatedAt": "2020-06-15T08:14:20.627Z",
+  "devdoc": {
+    "methods": {}
+  },
+  "userdoc": {
+    "methods": {
+      "calcInGivenOut(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcInGivenOut                                                                            // // aI = tokenAmountIn                                                                        // // bO = tokenBalanceOut               /  /     bO      \\    (wO / wI)      \\                 // // bI = tokenBalanceIn          bI * |  | ------------  | ^            - 1  |                // // aO = tokenAmountOut    aI =        \\  \\ ( bO - aO ) /                   /                 // // wI = tokenWeightIn           --------------------------------------------                 // // wO = tokenWeightOut                          ( 1 - sF )                                   // // sF = swapFee                                                                              //*********************************************************************************************"
+      },
+      "calcOutGivenIn(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcOutGivenIn                                                                            // // aO = tokenAmountOut                                                                       // // bO = tokenBalanceOut                                                                      // // bI = tokenBalanceIn              /      /            bI             \\    (wI / wO) \\      // // aI = tokenAmountIn    aO = bO * |  1 - | --------------------------  | ^            |     // // wI = tokenWeightIn               \\      \\ ( bI + ( aI * ( 1 - sF )) /              /      // // wO = tokenWeightOut                                                                       // // sF = swapFee                                                                              //*********************************************************************************************"
+      },
+      "calcPoolInGivenSingleOut(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcPoolInGivenSingleOut                                                                  // // pAi = poolAmountIn               // /               tAo             \\\\     / wO \\     \\   // // bO = tokenBalanceOut            // | bO - -------------------------- |\\   | ---- |     \\  // // tAo = tokenAmountOut      pS - ||   \\     1 - ((1 - (tO / tW)) * sF)/  | ^ \\ tW /  * pS | // // ps = poolSupply                 \\\\ -----------------------------------/                /  // // wO = tokenWeightOut  pAi =       \\\\               bO                 /                /   // // tW = totalWeight           -------------------------------------------------------------  // // sF = swapFee                                        ( 1 - eF )                            // // eF = exitFee                                                                              //*********************************************************************************************"
+      },
+      "calcPoolOutGivenSingleIn(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcPoolOutGivenSingleIn                                                                  // // pAo = poolAmountOut         /                                              \\              // // tAi = tokenAmountIn        ///      /     //    wI \\      \\\\       \\     wI \\             // // wI = tokenWeightIn        //| tAi *| 1 - || 1 - --  | * sF || + tBi \\    --  \\            // // tW = totalWeight     pAo=||  \\      \\     \\\\    tW /      //         | ^ tW   | * pS - pS // // tBi = tokenBalanceIn      \\\\  ------------------------------------- /        /            // // pS = poolSupply            \\\\                    tBi               /        /             // // sF = swapFee                \\                                              /              //*********************************************************************************************"
+      },
+      "calcSingleInGivenPoolOut(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcSingleInGivenPoolOut                                                                  // // tAi = tokenAmountIn              //(pS + pAo)\\     /    1    \\\\                           // // pS = poolSupply                 || ---------  | ^ | --------- || * bI - bI                // // pAo = poolAmountOut              \\\\    pS    /     \\(wI / tW)//                           // // bI = balanceIn          tAi =  --------------------------------------------               // // wI = weightIn                              /      wI  \\                                   // // tW = totalWeight                          |  1 - ----  |  * sF                            // // sF = swapFee                               \\      tW  /                                   //*********************************************************************************************"
+      },
+      "calcSingleOutGivenPoolIn(uint256,uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcSingleOutGivenPoolIn                                                                  // // tAo = tokenAmountOut            /      /                                             \\\\   // // bO = tokenBalanceOut           /      // pS - (pAi * (1 - eF)) \\     /    1    \\      \\\\  // // pAi = poolAmountIn            | bO - || ----------------------- | ^ | --------- | * b0 || // // ps = poolSupply                \\      \\\\          pS           /     \\(wO / tW)/      //  // // wI = tokenWeightIn      tAo =   \\      \\                                             //   // // tW = totalWeight                    /     /      wO \\       \\                             // // sF = swapFee                    *  | 1 - |  1 - ---- | * sF  |                            // // eF = exitFee                        \\     \\      tW /       /                             //*********************************************************************************************"
+      },
+      "calcSpotPrice(uint256,uint256,uint256,uint256,uint256)": {
+        "notice": "******************************************************************************************** // calcSpotPrice                                                                             // // sP = spotPrice                                                                            // // bI = tokenBalanceIn                ( bI / wI )         1                                  // // bO = tokenBalanceOut         sP =  -----------  *  ----------                             // // wI = tokenWeightIn                 ( bO / wO )     ( 1 - sF )                             // // wO = tokenWeightOut                                                                       // // sF = swapFee                                                                              //*********************************************************************************************"
+      }
+    }
+  }
+}
\ No newline at end of file
diff --git a/src/balancer/balancerlib.ts b/src/balancer/balancerlib.ts
new file mode 100644
index 00000000..c8aca9e1
--- /dev/null
+++ b/src/balancer/balancerlib.ts
@@ -0,0 +1,941 @@
+import * as jsonFactoryABI from './artifacts/BFactory.json'
+import * as jsonPoolABI from './artifacts/BPool.json'
+
+/**
+ * Provides a interface to Balancer BPool & BFactory
+ 
+ */
+
+export interface TokensToAdd {
+    address: string
+    amount: string
+    weight: string
+}
+
+export class Balancer {
+    private GASLIMIT_DEFAULT: number = 5000000
+    private web3: any = null
+    private FactoryABI: any
+    private PoolABI: any
+    private factoryAddress: any
+    private account: string = null
+    private pool: any = null
+    public poolAddress: string = null
+    public oceanAddress: string = null
+    public dtAddress: string = null
+    constructor(
+        web3: any,
+        account: string,
+        FactoryABI: any = null,
+        PoolABI: any = null,
+        factoryAddress: string = null,
+        oceanAddress: string = null
+    ) {
+        this.web3 = web3
+        this.account = account
+        if (FactoryABI) this.FactoryABI = FactoryABI
+        else this.FactoryABI = jsonFactoryABI.abi
+        if (PoolABI) this.PoolABI = PoolABI
+        else this.PoolABI = jsonPoolABI.abi
+        if (factoryAddress) {
+            this.factoryAddress = factoryAddress
+        }
+        if (oceanAddress) {
+            this.oceanAddress = oceanAddress
+        }
+    }
+
+    async getNetworkAddresses(): Promise<void> {
+        if (this.factoryAddress && this.oceanAddress) {
+            return
+        }
+        const netId = await this.web3.eth.net.getId()
+        switch (netId) {
+            case 1:
+                if (!this.factoryAddress)
+                    this.factoryAddress = '0x9424B1412450D0f8Fc2255FAf6046b98213B76Bd'
+                if (!this.oceanAddress)
+                    this.oceanAddress = '0x985dd3D42De1e256d09e1c10F112bCCB8015AD41'
+                break
+            case 42:
+                if (!this.factoryAddress)
+                    this.factoryAddress = '0x8f7F78080219d4066A8036ccD30D588B416a40DB'
+                if (!this.oceanAddress) this.oceanAddress = null
+                break
+            default:
+                this.factoryAddress = null
+                this.oceanAddress = null
+        }
+    }
+
+    /**
+     * Creates a new pool
+     */
+    async newPool(): Promise<string> {
+        await this.getNetworkAddresses()
+        if (this.web3 == null) {
+            console.error('Web3 object is null')
+            return null
+        }
+        if (this.account == null) {
+            console.error('Account is null')
+            return null
+        }
+        if (this.factoryAddress == null) {
+            console.error('bfactoryAddress is null')
+            return null
+        }
+        const factory = new this.web3.eth.Contract(this.FactoryABI, this.factoryAddress, {
+            from: this.account
+        })
+        const transactiondata = await factory.methods
+            .newBPool()
+            .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        let pooladdress = null
+        try {
+            pooladdress = transactiondata.events.LOG_NEW_POOL.returnValues[1]
+            this.poolAddress = pooladdress
+            this.pool = new this.web3.eth.Contract(this.PoolABI, pooladdress, {
+                from: this.account
+            })
+        } catch (e) {
+            console.error(e)
+        }
+        return pooladdress
+    }
+
+    /**
+     * Loads a new pool
+     */
+    async loadPool(address: string): Promise<any> {
+        await this.getNetworkAddresses()
+        if (this.web3 == null) {
+            console.error('Web3 object is null')
+            return null
+        }
+        if (this.account == null) {
+            console.error('Account is null')
+            return null
+        }
+        if (this.factoryAddress == null) {
+            console.error('Cannot init. Maybe wrong network?')
+            return null
+        }
+        try {
+            this.pool = new this.web3.eth.Contract(this.PoolABI, address, {
+                from: this.account
+            })
+            this.poolAddress = address
+            return address
+        } catch (e) {
+            console.error(e)
+            return null
+        }
+    }
+
+    /**
+     * Approve spender to spent amount tokens
+     * @param {String} tokenAddress
+     * @param {String} spender
+     * @param {String} amount  (always expressed as wei)
+     */
+    async approve(tokenAddress: string, spender: string, amount: string): Promise<any> {
+        const minABI = [
+            {
+                constant: false,
+                inputs: [
+                    {
+                        name: '_spender',
+                        type: 'address'
+                    },
+                    {
+                        name: '_value',
+                        type: 'uint256'
+                    }
+                ],
+                name: 'approve',
+                outputs: [
+                    {
+                        name: '',
+                        type: 'bool'
+                    }
+                ],
+                payable: false,
+                stateMutability: 'nonpayable',
+                type: 'function'
+            }
+        ]
+        const token = new this.web3.eth.Contract(minABI, tokenAddress, {
+            from: this.account
+        })
+        let result = null
+        try {
+            result = await token.methods
+                .approve(spender, amount)
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Adds tokens to pool
+     * @param {Array} tokens Array of token object { address,amount,weight}
+     */
+    async addToPool(tokens: TokensToAdd[]): Promise<void> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let token
+        for (token of tokens) {
+            try {
+                // approve spending first
+                await this.approve(
+                    token.address,
+                    this.poolAddress,
+                    this.web3.utils.toWei(token.amount)
+                )
+                await this.pool.methods
+                    .bind(
+                        token.address,
+                        this.web3.utils.toWei(token.amount),
+                        this.web3.utils.toWei(token.weight)
+                    )
+                    .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+            } catch (e) {
+                console.error(e)
+            }
+        }
+    }
+
+    /**
+     * Set pool fee
+     * @param {String} fee (will be converted to wei)
+     */
+    async setSwapFee(fee: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .setSwapFee(this.web3.utils.toWei(fee))
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Finalize a pool
+     */
+    async finalize(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .finalize()
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get number of tokens composing this pool
+     */
+    async getNumTokens(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.getNumTokens().call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get tokens composing this pool
+     * @return {Array}
+     */
+    async getCurrentTokens(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.getCurrentTokens().call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get the final tokens composing this pool
+     * @return {Array}
+     */
+    async getFinalTokens(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.getFinalTokens().call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get controller address of this pool
+     * @return {String}
+     */
+    async getController(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.getController().call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Set controller address of this pool
+     * @param {String} address
+     * @return {String}
+     */
+    async setController(address: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .setController(address)
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get if a token is bounded to a pool
+     * @param {String} token  Address of the token
+     * @return {Boolean}
+     */
+    async isBound(token: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.isBound(token).call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get how many tokens are in the pool
+     * @param {String} token  Address of the token
+     * @return {Boolean}
+     */
+    async getBalance(token: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let amount = null
+        try {
+            const result = await this.pool.methods.getBalance(token).call()
+            amount = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return amount
+    }
+
+    /**
+     * Get if a pool is finalized
+     * @return {Boolean}
+     */
+    async isFinalized(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods.isFinalized().call()
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get pool fee
+     * @return {String}
+     */
+    async getSwapFee(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let fee = null
+        try {
+            const result = await this.pool.methods.getSwapFee().call()
+            fee = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return fee
+    }
+
+    /**
+     * The normalized weight of a token. The combined normalized weights of all tokens will sum up to 1. (Note: the actual sum may be 1 plus or minus a few wei due to division precision loss)
+     * @param {String} token
+     * @return {Number}
+     */
+    async getNormalizedWeight(token: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let weight = null
+        try {
+            const result = await this.pool.methods.getNormalizedWeight(token).call()
+            weight = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return weight
+    }
+
+    /**
+     * getDenormalizedWeight of a token in pool
+     * @param {String} token
+     * @return {Number}
+     */
+    async getDenormalizedWeight(token: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let weight = null
+        try {
+            const result = await this.pool.methods.getDenormalizedWeight(token).call()
+            weight = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return weight
+    }
+
+    /**
+     * getTotalDenormalizedWeight in pool
+     * @return {Number}
+     */
+    async getTotalDenormalizedWeight(): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let weight = null
+        try {
+            const result = await this.pool.methods.getTotalDenormalizedWeight().call()
+            weight = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return weight
+    }
+
+    /**
+     * swapExactAmountIn - Trades an exact tokenAmountIn of tokenIn taken from the caller by the pool, in exchange for at least minAmountOut of tokenOut given to the caller from the pool, with a maximum marginal price of maxPrice.         Returns (tokenAmountOut, spotPriceAfter), where tokenAmountOut is the amount of token that came out of the pool, and spotPriceAfter is the new marginal spot price, ie, the result of getSpotPrice after the call. (These values are what are limited by the arguments; you are guaranteed tokenAmountOut >= minAmountOut and spotPriceAfter <= maxPrice).
+     * @param {String} tokenIn
+     * @param {String} tokenAmountIn  will be converted to wei
+     * @param {String} tokenOut
+     * @param {String} minAmountOut will be converted to wei
+     * @param {String} maxPrice will be converted to wei
+     * @return {any}
+     */
+    async swapExactAmountIn(
+        tokenIn: string,
+        tokenAmountIn: string,
+        tokenOut: string,
+        minAmountOut: string,
+        maxPrice: string
+    ): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .swapExactAmountIn(
+                    tokenIn,
+                    this.web3.utils.toWei(tokenAmountIn),
+                    tokenOut,
+                    this.web3.utils.toWei(minAmountOut),
+                    this.web3.utils.toWei(maxPrice)
+                )
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * swapExactAmountOut
+     * @param {String} tokenIn
+     * @param {String} maxAmountIn  will be converted to wei
+     * @param {String} tokenOut
+     * @param {String} minAmountOut will be converted to wei
+     * @param {String} maxPrice will be converted to wei
+     * @return {any}
+     */
+    async swapExactAmountOut(
+        tokenIn: string,
+        maxAmountIn: string,
+        tokenOut: string,
+        minAmountOut: string,
+        maxPrice: string
+    ): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .swapExactAmountOut(
+                    tokenIn,
+                    this.web3.utils.toWei(maxAmountIn),
+                    tokenOut,
+                    this.web3.utils.toWei(minAmountOut),
+                    this.web3.utils.toWei(maxPrice)
+                )
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Join the pool, getting poolAmountOut pool tokens. This will pull some of each of the currently trading tokens in the pool, meaning you must have called approve for each token for this pool. These values are limited by the array of maxAmountsIn in the order of the pool tokens.
+     * @param {String} poolAmountOut will be converted to wei
+     * @param {String} maxAmountsIn  array holding maxAmount per each token, will be converted to wei
+     * @return {any}
+     */
+    async joinPool(poolAmountOut: string, maxAmountsIn: any): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        const weiMaxAmountsIn = []
+        let amount
+        for (amount of maxAmountsIn) {
+            weiMaxAmountsIn.push(this.web3.utils.toWei(amount))
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .joinPool(this.web3.utils.toWei(poolAmountOut), weiMaxAmountsIn)
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Exit the pool, paying poolAmountIn pool tokens and getting some of each of the currently trading tokens in return. These values are limited by the array of minAmountsOut in the order of the pool tokens.
+     * @param {String} poolAmountIn will be converted to wei
+     * @param {String} maxAmountsIn  array holding maxAmount per each token, will be converted to wei
+     * @return {any}
+     */
+    async exitPool(poolAmountIn: string, minAmountsOut: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        const weiMinAmountsOut = []
+        let amount
+        for (amount of minAmountsOut) {
+            weiMinAmountsOut.push(this.web3.utils.toWei(amount))
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .exitPool(this.web3.utils.toWei(poolAmountIn), weiMinAmountsOut)
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Pay tokenAmountIn of token tokenIn to join the pool, getting poolAmountOut of the pool shares.
+     * @param {String} tokenIn
+     * @param {String} tokenAmountIn will be converted to wei
+     * @param {String} minPoolAmountOut  will be converted to wei
+     * @return {any}
+     */
+    async joinswapExternAmountIn(
+        tokenIn: string,
+        tokenAmountIn: string,
+        minPoolAmountOut: string
+    ): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .joinswapExternAmountIn(
+                    tokenIn,
+                    this.web3.utils.toWei(tokenAmountIn),
+                    this.web3.utils.toWei(minPoolAmountOut)
+                )
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Specify poolAmountOut pool shares that you want to get, and a token tokenIn to pay with. This costs tokenAmountIn tokens (these went into the pool).
+     * @param {String} tokenIn
+     * @param {String} poolAmountOut will be converted to wei
+     * @param {String} maxAmountIn  will be converted to wei
+     * @return {any}
+     */
+    async joinswapPoolAmountOut(
+        tokenIn: string,
+        poolAmountOut: string,
+        maxAmountIn: string
+    ): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .joinswapPoolAmountOut(
+                    tokenIn,
+                    this.web3.utils.toWei(poolAmountOut),
+                    this.web3.utils.toWei(maxAmountIn)
+                )
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Pay poolAmountIn pool shares into the pool, getting minTokenAmountOut of the given token tokenOut out of the pool.
+     * @param {String} tokenOut
+     * @param {String} poolAmountIn will be converted to wei
+     * @param {String} minTokenAmountOut  will be converted to wei
+     * @return {any}
+     */
+    async exitswapPoolAmountIn(
+        tokenOut: string,
+        poolAmountIn: string,
+        minTokenAmountOut: string
+    ): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let result = null
+        try {
+            result = await this.pool.methods
+                .exitswapPoolAmountIn(
+                    tokenOut,
+                    this.web3.utils.toWei(poolAmountIn),
+                    this.web3.utils.toWei(minTokenAmountOut)
+                )
+                .send({ from: this.account, gas: this.GASLIMIT_DEFAULT })
+        } catch (e) {
+            console.error(e)
+        }
+        return result
+    }
+
+    /**
+     * Get Spot Price of swaping tokenIn to tokenOut
+     * @param {String} tokenIn
+     * @param {String} tokenOut
+     * @return {any}
+     */
+    async getSpotPrice(tokenIn: string, tokenOut: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let price = null
+        try {
+            const result = await this.pool.methods.getSpotPrice(tokenIn, tokenOut).call()
+            price = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return price
+    }
+
+    /**
+     * Get Spot Price of swaping tokenIn to tokenOut without fees
+     * @param {String} tokenIn
+     * @param {String} tokenOut
+     * @return {any}
+     */
+    async getSpotPriceSansFee(tokenIn: string, tokenOut: string): Promise<any> {
+        if (this.pool == null) {
+            console.error('BPool not initialiez. Maybe you missed newPool or loadPool ?')
+            return null
+        }
+        let price = null
+        try {
+            const result = await this.pool.methods
+                .getSpotPriceSansFee(tokenIn, tokenOut)
+                .call()
+            price = this.web3.utils.fromWei(result)
+        } catch (e) {
+            console.error(e)
+        }
+        return price
+    }
+
+    /** Ocean related functions */
+    /**
+     * create DataToken pool
+     * @param {String} token  Data Token Address
+     * @param {String} amount Data Token Amount
+     * @param {String} weight Data Token Weight
+     * @return {any}
+     */
+    public async createDTPool(
+        token: string,
+        amount: string,
+        weight: string,
+        fee: string,
+        finalize: boolean = true
+    ): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        if (parseFloat(weight) > 9 || parseFloat(weight) < 1) {
+            console.error('Weight out of bounds (min 1, max9)')
+            return null
+        }
+        const address = await this.newPool()
+        const oceanWeight = 10 - parseFloat(weight)
+        const oceanAmount = (parseFloat(amount) * oceanWeight) / parseFloat(weight)
+        const tokens = [
+            {
+                address: token,
+                amount: String(amount),
+                weight: String(weight)
+            },
+            {
+                address: this.oceanAddress,
+                amount: String(oceanAmount),
+                weight: String(oceanWeight)
+            }
+        ]
+        this.dtAddress = token
+        await this.addToPool(tokens)
+        await this.setSwapFee(fee)
+        if (finalize) await this.finalize()
+        return address
+    }
+
+    /**
+     * Load a previous created DataToken pool
+     * @param {String} address  Data Token Address
+     * @return {any}
+     */
+    public async loadDTPool(address: string): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        await this.loadPool(address)
+        const tokens = await this.getCurrentTokens()
+        let token
+        for (token of tokens) {
+            if (token !== this.oceanAddress) this.dtAddress = token
+        }
+        return this
+    }
+
+    /**
+     * Get Ocean Token balance of a pool
+     * @return {any}
+     */
+    public async getOceanBalance(): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        return this.getBalance(this.oceanAddress)
+    }
+
+    /**
+     * Get Data Token balance of a pool
+     * @return {any}
+     */
+    public async getDTBalance(): Promise<any> {
+        if (this.dtAddress == null) {
+            console.error(
+                'dtAddress is not defined. Did you do loadDTPool or createDTPool ?'
+            )
+            return null
+        }
+        return this.getBalance(this.dtAddress)
+    }
+
+    /**
+     * Buy Data Token from  a pool
+     * @param {String} amount  Data Token Amount
+     * @param {String} oceanAmount  Ocean Token Amount payed
+     * @param {String} maxPrice  Maximum Price to pay
+     * @return {any}
+     */
+    public async buyDT(
+        amount: string,
+        oceanAmount: string,
+        maxPrice: string
+    ): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        if (this.dtAddress == null) {
+            console.error(
+                'dtAddress is not defined. Did you do loadDTPool or createDTPool ?'
+            )
+            return null
+        }
+
+        // TODO - check balances first
+        await this.approve(
+            this.oceanAddress,
+            this.poolAddress,
+            this.web3.utils.toWei(oceanAmount)
+        )
+
+        return this.swapExactAmountOut(
+            this.oceanAddress,
+            oceanAmount,
+            this.dtAddress,
+            amount,
+            maxPrice
+        )
+    }
+
+    /**
+     * Sell Data Token
+     * @param {String} amount  Data Token Amount
+     * @param {String} oceanAmount  Ocean Token Amount expected
+     * @param {String} maxPrice  Minimum Price to sell
+     * @return {any}
+     */
+    public async sellDT(
+        amount: string,
+        oceanAmount: string,
+        minPrice: string
+    ): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        if (this.dtAddress == null) {
+            console.error(
+                'dtAddress is not defined. Did you do loadDTPool or createDTPool ?'
+            )
+            return null
+        }
+        return this.swapExactAmountOut(
+            this.dtAddress,
+            amount,
+            this.oceanAddress,
+            oceanAmount,
+            minPrice
+        )
+    }
+
+    /**
+     * Add Data Token amount to pool liquidity
+     * @param {String} amount  Data Token Amount
+     * @param {String} maxOceanAmount  Maximum Ocean Token Amount required
+     * @return {any}
+     */
+    public addDTLiquidity(amount: string, maxOceanAmount: string): Promise<any> {
+        const amounts = [amount, maxOceanAmount]
+        return this.joinPool('0', amounts)
+    }
+
+    /**
+     * Remove Data Token amount from pool liquidity
+     * @param {String} amount  pool Liquidity Amount
+     * @return {any}
+     */
+    public removeDTLiquidity(amount: string): Promise<any> {
+        return this.exitPool(amount, '0')
+    }
+
+    /**
+     * Get Data Token Price from pool
+     * @return {any}
+     */
+    public async getDTPrice(): Promise<any> {
+        if (this.oceanAddress == null) {
+            console.error('oceanAddress is not defined')
+            return null
+        }
+        if (this.dtAddress == null) {
+            console.error(
+                'dtAddress is not defined. Did you do loadDTPool or createDTPool ?'
+            )
+            return null
+        }
+        return this.getSpotPrice(this.dtAddress, this.oceanAddress)
+    }
+}
diff --git a/test/BalancerContractHandler.ts b/test/BalancerContractHandler.ts
new file mode 100644
index 00000000..f5080043
--- /dev/null
+++ b/test/BalancerContractHandler.ts
@@ -0,0 +1,48 @@
+import { Contract } from 'web3-eth-contract'
+
+export class BalancerContractHandler {
+    public factory: Contract
+    public pool: Contract
+    public accounts: string[]
+    public poolBytecode: string
+    public factoryBytecode: string
+    public factoryAddress: string
+    public poolAddress: string
+    public web3: any
+
+    constructor(factoryABI: Contract, factoryBytecode: string, web3: any) {
+        this.web3 = web3
+        this.factory = new this.web3.eth.Contract(factoryABI)
+        this.factoryBytecode = factoryBytecode
+    }
+
+    public async getAccounts() {
+        this.accounts = await this.web3.eth.getAccounts()
+    }
+
+    public async deployContracts(minter: string) {
+        const estGas = await this.factory
+            .deploy({
+                data: this.factoryBytecode,
+                arguments: []
+            })
+            .estimateGas(function (err, estGas) {
+                if (err) console.log('DeployContracts: ' + err)
+                return estGas
+            })
+        // deploy the contract and get it's address
+        this.factoryAddress = await this.factory
+            .deploy({
+                data: this.factoryBytecode,
+                arguments: []
+            })
+            .send({
+                from: minter,
+                gas: estGas + 1,
+                gasPrice: '3000000000'
+            })
+            .then(function (contract) {
+                return contract.options.address
+            })
+    }
+}
diff --git a/test/unit/balancer/Balancer.test.ts b/test/unit/balancer/Balancer.test.ts
new file mode 100644
index 00000000..ee63ac6d
--- /dev/null
+++ b/test/unit/balancer/Balancer.test.ts
@@ -0,0 +1,164 @@
+import { assert } from 'chai'
+import { TestContractHandler } from '../../TestContractHandler'
+import { BalancerContractHandler } from '../../BalancerContractHandler'
+import { DataTokens } from '../../../src/datatokens/Datatokens'
+import { Balancer } from '../../../src/balancer/balancerlib'
+import { Ocean } from '../../../src/ocean/Ocean'
+import { Config } from '../../../src/models/Config'
+
+const Web3 = require('web3')
+const web3 = new Web3('http://127.0.0.1:8545')
+const factory = require('@oceanprotocol/contracts/artifacts/development/Factory.json')
+const datatokensTemplate = require('@oceanprotocol/contracts/artifacts/development/DataTokenTemplate.json')
+
+// this will be replaced by our SFactory/SPool
+const balancerFactory = require('../../../src/balancer/artifacts/BFactory.json')
+const balancerPool = require('../../../src/balancer/artifacts/BPool.json')
+
+describe('Balancer flow', () => {
+    let oceanTokenAddress
+    let balancerFactoryAddress
+    let balancer
+    let balancerContracts
+    let oceandatatoken
+    let alicePool
+    let alicePoolAddress
+    let bobPool
+    let currentDtPrice
+    let owner
+    let bob
+    let alice
+    let contracts
+    let datatoken
+    let tokenAddress
+    let transactionId
+    const tokenAmount = web3.utils.toWei('1000')
+    const transferAmount = web3.utils.toWei('200')
+    const blob = 'http://localhost:8030/api/v1/services/consume'
+    describe('#test', () => {
+        it('Initialize Ocean contracts v3', async () => {
+            contracts = new TestContractHandler(
+                factory.abi,
+                datatokensTemplate.abi,
+                datatokensTemplate.bytecode,
+                factory.bytecode,
+                web3
+            )
+            await contracts.getAccounts()
+            owner = contracts.accounts[0]
+            alice = contracts.accounts[1]
+            bob = contracts.accounts[2]
+            await contracts.deployContracts(owner)
+        })
+        it('should initialize datatokens class', async () => {
+            datatoken = new DataTokens(
+                contracts.factoryAddress,
+                factory.abi,
+                datatokensTemplate.abi,
+                web3
+            )
+            assert(datatoken !== null)
+        })
+
+        it('should create datatokens smart contract', async () => {
+            tokenAddress = await datatoken.create(blob, alice)
+            assert(tokenAddress !== null)
+        })
+        it('Create a dummy OceanToken', async () => {
+            // Alice creates a Datatoken
+            oceandatatoken = new DataTokens(
+                contracts.factoryAddress,
+                factory.abi,
+                datatokensTemplate.abi,
+                web3
+            )
+            oceanTokenAddress = await oceandatatoken.create(blob, alice)
+        })
+        it('Deploy Balancer Factory', async () => {
+            balancerContracts = new BalancerContractHandler(
+                balancerFactory.abi,
+                balancerFactory.bytecode,
+                web3
+            )
+            await balancerContracts.getAccounts()
+            owner = balancerContracts.accounts[0]
+            await balancerContracts.deployContracts(owner)
+            balancerFactoryAddress = balancerContracts.factoryAddress
+            assert(balancerFactoryAddress !== null)
+        })
+        it('should initialize balancer class', async () => {
+            balancer = new Balancer(
+                web3,
+                alice,
+                balancerFactory.abi,
+                balancerPool.abi,
+                balancerFactoryAddress,
+                oceanTokenAddress
+            )
+            assert(balancer !== null)
+        })
+
+        it('Alice mints 1000 tokens', async () => {
+            await datatoken.mint(tokenAddress, alice, tokenAmount)
+        })
+        it('Alice mints 1000 Ocean tokens', async () => {
+            await oceandatatoken.mint(oceanTokenAddress, alice, tokenAmount)
+        })
+        it('Alice transfers 200 ocean token to Bob', async () => {
+            const ts = await datatoken.transfer(
+                oceanTokenAddress,
+                bob,
+                transferAmount,
+                alice
+            )
+            transactionId = ts.transactionHash
+        })
+        it('Alice creates a new balancer pool', async () => {
+            /// new pool with total DT = 45 , dt weight=90% with swap fee 2%
+            alicePoolAddress = await balancer.createDTPool(tokenAddress, 45, 9, '0.02')
+            alicePool = await balancer.loadDTPool(alicePoolAddress)
+            assert(alicePool !== null)
+        })
+        it('Get pool information', async () => {
+            const currentTokens = await alicePool.getCurrentTokens()
+            assert(currentTokens.length === 2)
+            assert(currentTokens.includes(tokenAddress))
+            assert(currentTokens.includes(oceanTokenAddress))
+        })
+        it('Get pool swap fee', async () => {
+            const currentSwapFee = await alicePool.getSwapFee()
+            assert(currentSwapFee === '0.02')
+        })
+        it('Get dtPrice from the pool ', async () => {
+            currentDtPrice = await alicePool.getDTPrice()
+            assert(currentDtPrice > 0)
+        })
+        it('Get dtToken pool reserve ', async () => {
+            const currentDtReserve = await alicePool.getBalance(tokenAddress)
+            assert(currentDtReserve > 0)
+        })
+        it('Get dtToken pool reserve ', async () => {
+            const currentOceanReserve = await alicePool.getOceanBalance()
+            assert(currentOceanReserve > 0)
+        })
+        it("Bob should load Alice's pool ", async () => {
+            bobPool = new Balancer(
+                web3,
+                bob,
+                balancerFactory.abi,
+                balancerPool.abi,
+                balancerFactoryAddress,
+                oceanTokenAddress
+            )
+            await bobPool.loadDTPool(alicePoolAddress)
+        })
+        it('Bob should buy a DT ', async () => {
+            const maxPrice = parseFloat(currentDtPrice) * 2
+            await bobPool.buyDT('1', '2', String(maxPrice))
+            const bobDtBalance = await datatoken.balance(tokenAddress, bob)
+            const bobOceanBalance = await datatoken.balance(oceanTokenAddress, bob)
+            assert(bobDtBalance > 0)
+            assert(bobOceanBalance > 0)
+        })
+    })
+})