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yuichiroaoki / inverse-finance-exploit

Oracle Manipulation Attack on Inverse Finance

Home Page:https://medium.com/coinmonks/how-the-oracle-manipulation-attack-happened-to-inverse-finance-cb95e5343034

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contract error

Carl79c opened this issue · comments

commented

Hello, I run yarn attack and see this error )below). What is mean? ETH for Gas is missing?

PS C:\F_BOT\fanance\inverse-finance-exploit> yarn attack npm WARN config global --global, --localare deprecated. Use--location=global instead. × Help us improve Hardhat with anonymous crash reports & basic usage data? (Y/n) · y Error: cannot estimate gas; transaction may fail or may require manual gas limit [ See: https://links.ethers.org/v5-errors-UNPREDICTABLE_GAS_LIMIT ] (reason="Transaction reverted: function call to a non-contract account", method="estimateGas", 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error={"stackTrace":[{"type":14,"sourceReference":{"function":"constructor","contract":"Attack","sourceName":"contracts/aave/FlashLoanReceiverBase.sol","sourceContent":"// This is a file copied from https://github.com/aave/aave-v3-core/blob/e46341caf815edc268893f4f9398035f242375d9/contracts/flashloan/base/FlashLoanSimpleReceiverBase.sol\r\n// SPDX-License-Identifier: AGPL-3.0\r\npragma solidity 0.8.4;\r\n\r\n// import \"@openzeppelin/contracts/interfaces/IERC20.sol\";\r\nimport {IFlashLoanReceiver} from \"./IFlashLoanReceiver.sol\";\r\nimport {ILendingPoolAddressesProvider} from \"./ILendingPoolAddressesProvider.sol\";\r\nimport {ILendingPool} from \"./ILendingPool.sol\";\r\nimport \"@openzeppelin/contracts/utils/math/SafeMath.sol\";\r\n\r\nabstract contract FlashLoanReceiverBase is IFlashLoanReceiver {\r\n using SafeMath for uint256;\r\n\r\n ILendingPoolAddressesProvider public immutable override ADDRESSES_PROVIDER;\r\n ILendingPool public immutable override LENDING_POOL;\r\n\r\n constructor(ILendingPoolAddressesProvider provider) {\r\n ADDRESSES_PROVIDER = provider;\r\n LENDING_POOL = ILendingPool(provider.getLendingPool());\r\n }\r\n}\r\n","line":19,"range":[928,953]}}],"data":"0x"}, code=UNPREDICTABLE_GAS_LIMIT, version=providers/5.6.8) at Logger.makeError (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\logger\src.ts\index.ts:261:28) at Logger.throwError (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\logger\src.ts\index.ts:273:20) at checkError (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\providers\src.ts\json-rpc-provider.ts:78:20) at EthersProviderWrapper.<anonymous> (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\providers\src.ts\json-rpc-provider.ts:603:20) at step (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\providers\lib\json-rpc-provider.js:48:23) at Object.throw (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\providers\lib\json-rpc-provider.js:29:53) at rejected (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@ethersproject\providers\lib\json-rpc-provider.js:21:65) at processTicksAndRejections (node:internal/process/task_queues:96:5) { reason: 'Transaction reverted: function call to a non-contract account', code: 'UNPREDICTABLE_GAS_LIMIT', method: 'estimateGas', transaction: { from: '0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266', data: 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8'... 3132 more characters, accessList: null }, error: Error: Transaction reverted: function call to a non-contract account at Attack.constructor (contracts/aave/FlashLoanReceiverBase.sol:19) at processTicksAndRejections (node:internal/process/task_queues:96:5) at async EthModule._estimateGasAction (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\hardhat\src\internal\hardhat-network\provider\modules\eth.ts:429:7) at async HardhatNetworkProvider.request (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\hardhat\src\internal\hardhat-network\provider\provider.ts:118:18) at async EthersProviderWrapper.send (C:\F_BOT\fanance\inverse-finance-exploit\node_modules\@nomiclabs\hardhat-ethers\src\internal\ethers-provider-wrapper.ts:13:20)