echidna/CHANGELOG.md

TODO

2.0.5

• Optimized constant generation (#898, #900)
• Fixed how address are displayed in events (#891)
• Update hevm to 0.50 (#884, #894, #896, #897, #901)
• Added saving and loading of reproducers for every test (#858)
• Added events and revert reasons for any failure in the constructor (#871)
• Fixed uninitialized sender addresses from etheno transactions (#823)
• Fixed crash when minimizing inputs during optimization tests (#837)
• Refactored code and removed useless dependencies (#856, #857, #874, #878, #895, #903)

2.0.4

• Added colored html for coverage output code (#816)
• Fixed crash when parsing solc versions (#835)
• Fixed long transactions and event lines in UI (#832)
• Added Homebrew installation instructions (#848)
• Moved all nix stuff to flake and use nix-bundle-exe for macOS release (#851)
• Updated codebase to GHC 9.0.2 (#846)
• Refactored code and removed useless dependencies (#854, #853, #829, #827, #828)

2.0.3

• Clean up Docker containers (#706)
• Avoid resetting accounts if there is a deployed contract (#795)
• Fixed decoding non-utf8 strings from slither printer (#799)
• Fixed generation and mutation of extreme signed integers (#791)
• Removed fallback from signature map when it is not defined (#772)

2.0.2

• Improved shrinking of dynamic arrays (#775)
• Added support for deployment of certain contracts or bytecode in specific addresses (#758)
• Fixed git attribute to support building docker containers in Windows (#773)
• Fixed crash when the EVM execution triggers more than one query (#760)
• Added support for detection and handling of ancient solc versions (#675)
• Added explicit static flag and removed pthread one from ghc options (#768)

2.0.1

• Optimized stateless mutators (#747)
• Expanded and improved command-line help (#741)
• Added dapptest support: compatibility mode to run foundry and dapptool fuzz tests (#733, #745)
• Generate more values closer to the maximum (#736)
• Fix TERMINFO path for Nix release builds (#731)
• Mitigate large memory consumption when replaying corpus (#725)
• Fix --shrink-limit to change shrink limit instead of test limit (#728)
• Correctly show lines with multiple types of coverage
• Restored nix support (#717, #743)

2.0.0

• Refactored test internal data structures and code
• Refactored unit test code and moved the related files to the tests directory
• Added support to show events and custom errors when a property/assertion fails
• Added support for catching assertion failure in Solidity 0.8.x
• Added two new testing mode: optimization and overflow (only in Solidity 0.8.x)
• Added optional checks for contract destruction
• Added testMode option and removed related flags
• Simplified contract deployer and property sender addresses to be easier to read
• Updated hevm to 0.49.0

1.7.3

• Removed old compilation artifacts before starting a new fuzzing campaign (#697)
• Fixed incorrect function filtering when using assertion mode (#695)
• Improved handling of negative constants (#683)
• Updated hevm to 0.48.0 (#691)
• Removed nix workaround for Slither (#680)
• Fixed source printing when some lines are not covered (#678)

1.7.2

• Fixed check-asserts and multi-abi cli switches (#665)
• Updated to hevm 0.4.6 (#660)
• Support for loading multiple files with compiled contracts from hardhat/brownie (#659)

1.7.1

• Tweaked mutators and improved test stability (#628)
• Documented known issues and limitations (#655)
• Automatically initialize addresses when used (#657)
• Improved coverage to count number of EVM frames (#624)
• Avoid mutations to generate inputs outside their expected ABI range (#650)
• Various small to run Vyper contracts (#645)
• Improved integer generation to use small values (#644)
• Added two CLI options: --corpus-dir and --check-asserts (#640)
• Refactored shrinkSeq to improve readability (#639)
• Fixed UI to fit long function calls (#635)
• Refactor coverage types and added corpus size in UI (#627)
• Fixed link to macOS binary in binaries.soliditylang.org (#629)
• Fixed default.nix to use 1.7.0 as version (#623)
• Refactored Test type (#622)

1.7.0

• Refactored and improved etheno support to be more useful (#615)
• Coverage filenames are not overwritten (#620)
• Refactored the mutator code (#618)
• More corpus and array mutations implemented (#372)
• Source coverage is printed after fuzzing campaign (#516)
• Nix improvements and fixes (#603, #604, #608, #612)
• Simplified slither information parsing (#543)
• Enabled use of coverage by default (#605)
• Run echidna tests in parallel (#571)

1.6.1

• Use a sensible default value for block.gaslimit (#596)
• Use metadata to detect deployed contracts (#593)
• Semver integration for improving testing with different solc versions (#594)
• Added some performance improvement in property execution (#576)
• Fixed wait bug when shrinking (#584)
• Added funwithnumber example from Sabre (#565)
• Improved function filtering to be more precise (#570)
• Small fixes in the macOS CI (#597), the README (#590) and Nix (#581)

1.6.0

• Slither is now a required dependency.
• Made sure that gets mapped correctly, fixing #474 (#503)
• Fix library timestamp/block delay issue (#510)
• Make stack limit exceeded a revert (#517)
• Add some default transaction constants (#532)
• Make large constants work better with dictionaries (#523)
• Fix "flanky" corpus tests (#537)
• HEVM updated to 150dddc67b6cbad75fd4ae5a689452892f55ea26 (0.42) (#511)
  • this may introduce a slight performance hit as everything is partially symbolic
• Improved shrinking and pretty printing (#518)
• Integrate slither results (#451)
• Disagreements about MonadState and MonadReader (#545, #513)
• Simplified a bunch of code (#548, #549, #513)
• Fix negative address bug (#552)
• Various Github Actions improvements (#527, #554)
• Allow to bypass EIP-170 and set up a custom max code size (#544)

1.5.1

• Fix timestamp and block delays having the initial timestamp/block added to them (#460, #469)
• Fix GitHub actions due to new macOS image (#468)
• Relax package.yaml constraints (#466)
• Fix extcodesize by creating contracts correctly (#453, #454, #465)
• Refactor unit tests (#457)
• Add seed to UI (#456)
• Set an initial timestamp and block number (#455)
• Better README (#450)
• Code simplifications (#448)
• Detect contract deployment failures (#447)
• DockerHub containers in addition to GitHub (#445)
• Brought back print reporting after exiting the UI (#441)
• Refactor Tx (#437)

1.5.0

• Switch to x.y.z versioning scheme
• Refactor campaign-related code (#384)
• Fixed hevm-related memory leak (#423)
• Fixed array mutation memory leak (#442)
• Benchmark mode to run without tests (#420, #409)
• Migrated to GitHub actions (#414, #402)
• Corpus mutation handling fixes (#395, #403)
• Improved JSON output and reworked UI handling to better handle interactive and non-interactive mode (#405)
• Use safe mutation parameters to favor purely random generation (#393)
• Show address in hex using "0x" (#386)
• Enable addresses shrinking (#385)
• Fixed coverage counting when a contract is deployed multiple times (#410)
• Prioritization to mutate each list of transactions from the corpus (#376, #395)
• Improved array generation using generic mutations (#357)
• Multiple coverage tracking according to the result of a transaction (#369)
• Allow to control corpus mutation constans using a configuration file (#373)

1.4.0.1

• HEVM updated to af84e2ee0a0654fdaa91186384233cf1731ee7ce

1.4.0.0

• Filtering functions either blacklisting or whitelisting functions to call during a fuzzing campaign (#341)
• Support to collect, save and load a corpus of transactions in JSON (#352, #353)
• Basic mutations based on collected corpus (#370)
• Use of hlint as Github action to verify new PR (#366)

1.3.0.0

• Gaining knowledge of contract-created contract addresses (#295)
• Improved crytic-compile error handling when missing (#335)
• Support testing from arbitrary blockchain state via etheno (#333)
• Some shrinking improvements (#336)
• UI improvements (#339)
• UI updates are now threaded separately from fuzzing campaign (#345)
• Tx rework to unify Echidna.RPC and Transaction (#346)
• Adjustment of testsuite parameters (#347)
• Multi-ABI support by fuzzing all known ABIs (#344)
• Fix indefinite MVar blocking (#350)
• AddressArrayExample (#348)
• Tx JSON conversions (#352)
• Smaller docker container, multi-stage build (#349)
• Gas worst case estimation (#355)

1.2.0.0

• Warn on unused config keys (#301)
• default.yaml kept up to date via CI checks (#301)
• Improved shrinking (#310)
• Solidity ABIv2 support (#284, #303, #317)
• Early termination on property falure (#323)
• Timeouts (#320)
• HEVM updated to 2cc059b49cae613025b925f0273b906e25484b68
• Dictionary control (#312, #321)
• Gas price fuzzing (#307)
• Coverage bug fixed (#300)
• Contract creation bug fixed (#293)
• New startup message (#290)
• Add --version flag (#285)
• Support time/block delays (#282)
• Support crytic arguments (#280)
• Detect assertion failure (#276)
• Use return values as constants (#262)
• Reproducible testing with seeds (#254)

1.0.0.0

• Initial stable release