CHANGELOG.md

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

0.38.0 - 2026-04-14

Other

• Revm state-gas integration (#405)

0.37.0 - 2026-04-13

Bug Fixes

• Eip-7708 logs (#413)

Dependencies

• Bump alloy to 2.0 (#421)

Miscellaneous Tasks

• Release 0.37.0
• Relax CTX bounds on StorageInspector Inspector impl (#416)

0.36.1 - 2026-03-16

Bug Fixes

• Omit empty returnData in geth struct log trace (#411)

Features

• Add set_transaction_caller and set_transaction_target (#412)

Miscellaneous Tasks

• Release 0.36.1

0.36.0 - 2026-03-04

Dependencies

• Bump revm to 36.0.0 (#409)

Miscellaneous Tasks

• Release 0.36.0

0.35.0 - 2026-03-03

Dependencies

• Bump revm patch for release procedure (#408)
• Bump MSRV to 1.91 (#407)

Features

• Implement Clone for DebugInspector (#406)

Miscellaneous Tasks

• Release 0.35.0

0.34.2 - 2026-01-30

Features

• Expose refund_counter in CallTrace (#402)

Miscellaneous Tasks

• Release 0.34.2

0.34.1 - 2026-01-26

Bug Fixes

• Use Default::default() for TransactionInfo for forward compatibility (#401)
• Always include storage values for SLOAD and SSTORE in GethTrace (#389)

Miscellaneous Tasks

• Release 0.34.1

Other

• Update to tempoxyz (#395)

Testing

• Add prestate replay testing infrastructure (#399)

0.34.0 - 2026-01-16

Features

• Stage revm to 34.0.0 (#385)
• Add support for erc7562 tracer (#392)

Miscellaneous Tasks

• Release 0.34.0

0.33.2 - 2025-12-12

Bug Fixes

• Use pre code if hash matches (#387)

Miscellaneous Tasks

• Release 0.33.2

Testing

• Add test for string error decode (#386)

0.33.1 - 2025-12-05

Features

• Upstream DebugInspector from reth (#384)
• Fix geth prestate filtering for prefunded creations (#383)

Miscellaneous Tasks

• Release 0.33.1

0.33.0 - 2025-11-12

Dependencies

• Bump to revm 33 (#381)
• Bump revm 30.0.2 (#380)
• Bump revm 30.0.2 (#379)

Miscellaneous Tasks

• Release 0.33.0

0.32.0 - 2025-11-03

Bug Fixes

• [tracing] Correctly handle selfdestructed accounts in post state (#377)
• Handle unknown opcodes (#373)
• [tracing] Convert empty revertReason to none (#353)

Dependencies

• Bump revm (#378)

Documentation

• Better document CallTrace::depth (#372)

Miscellaneous Tasks

• Release 0.32.0
• Update Boa to v0.21.0 (#375)

Refactor

• Make push_trace more readable (#371)

0.31.2 - 2025-10-16

Miscellaneous Tasks

• Release 0.31.2
• Guard against new tracer variants (#370)

0.31.1 - 2025-10-14

Bug Fixes

• Use correct depth for geth traces (#369)

Miscellaneous Tasks

• Release 0.31.1

0.31.0 - 2025-10-14

Bug Fixes

• Respect disableCode flag in diff mode for PreStateTracer (#362)
• Dont include code in post state if disabled (#366)
• [js-tracer] More fixes (#365)
• [js-tracer] Correctly handle isPrecompiled and slice builtins (#363)
• Fix return data in geth traces (#359)

Dependencies

• [deps] Bump revm to 30.1.0 (#367)

Miscellaneous Tasks

• Release 0.31.0
• Rm doc_auto_cfg (#360)
• Simplify CallInputExt (#356)
• Remove depth and contract fields from CallTraceStep (#355)

Performance

• Remove step_stack (#357)

0.30.0 - 2025-09-23

Miscellaneous Tasks

• Release 0.30.0
• Add SECURITY.md (#347)

Performance

• Re-use returndata buffer (#351)
• Box CallTraceStep::storage_change (#352)

0.29.2 - 2025-09-10

Bug Fixes

• [ci] Feature checks failing due to std:: use (#348)

Miscellaneous Tasks

• Release 0.29.2
• Remove clippy.toml (#346)
• Remove debug (#345)

0.29.1 - 2025-09-02

Features

• Add index to log (#344)

Miscellaneous Tasks

• Release 0.29.1
• [ci] Upgrade checkout to v5 (#342)

Refactor

• [tracing] Update op to Cow (#327)

0.29.0 - 2025-08-25

Dependencies

• Bump to revm 29 (#341)

Miscellaneous Tasks

• Release 0.29.0

0.28.2 - 2025-08-23

Miscellaneous Tasks

• Release 0.28.2
• Clippy defense (#339)
• Add clone to storage inspector (#340)
• Add default init callframe (#338)

0.28.1 - 2025-08-20

Features

• [js] Add logic to count current opcode cost instead of cumulative (#336)

Miscellaneous Tasks

• Release 0.28.1
• Make fns private (#337)

0.28.0 - 2025-08-12

Dependencies

• [deps] Bump revm 28.0.0, msrv 1.88 required for revm (#334)

Features

• Reused call trace stack (#325)
• Boxed the decoded field (#326)
• Updated msrv to 1.86.0 (#331)

Miscellaneous Tasks

• Release 0.28.0
• Rm log clone (#333)
• Decoded cleanups

0.27.1 - 2025-07-21

Miscellaneous Tasks

• Release 0.27.1
• Use hashmap default (#330)

0.27.0 - 2025-07-21

Bug Fixes

• Allow single digit hex strings (#329)
• [geth_tracer] Keccak input edge cases (#328)

Features

• Add erc7562 config (#317)
• Geth_erc7562_tracers addition (#316)
• Use native BigInt with compatibility layer (#314)

Miscellaneous Tasks

• Release 0.27.0

Performance

• Allocate some more initial capacity for CallTraceArena (#323)
• Optimize push_steps_on_stack to avoid temporary allocation (#320)
• Pre alloc struct logs (#319)
• Outline edgecov step fn (#318)

Testing

• Add top call revert test (#312)

0.26.5 - 2025-07-03

Bug Fixes

• Always record revert (#311)

Miscellaneous Tasks

• Release 0.26.5

0.26.4 - 2025-07-03

Bug Fixes

• Record manual revert pc (#310)

Miscellaneous Tasks

• Release 0.26.4
• Release 0.26.3

0.26.2 - 2025-07-03

Bug Fixes

• Use revert directly (#309)

Miscellaneous Tasks

• Release 0.26.2

0.26.1 - 2025-07-03

Bug Fixes

• Record state diffs for vm tracer (#308)

Miscellaneous Tasks

• Release 0.26.1

0.26.0 - 2025-07-01

Dependencies

• [deps] Bump to revm 27, alloy 1.2 (#307)

Miscellaneous Tasks

• Release 0.26.0
• Add trace_addresses helper (#306)

0.25.0 - 2025-06-20

Dependencies

• Bump revm v26.0.0 (#303)

Miscellaneous Tasks

• Release 0.25.0

0.24.0 - 2025-06-13

Bug Fixes

• Deduct call opcode gas (#304)

Miscellaneous Tasks

• Release 0.24.0

0.23.1 - 2025-06-07

Miscellaneous Tasks

• Release 0.23.1
• Remove EOF leftovers (#301)
• Update deny.toml and upgrade CI workflow (#302)

0.23.0 - 2025-05-23

Dependencies

• [deps] Bump revm to 24.0.0 (#300)

Miscellaneous Tasks

• Release 0.23.0
• Remove eof trace handlers (#299)

0.22.3 - 2025-05-19

Bug Fixes

• Use original bytecodes (#296)

Miscellaneous Tasks

• Release 0.22.3
• Make clippy happy (#297)

0.22.2 - 2025-05-16

Bug Fixes

• Js tracer behavior (#295)

Miscellaneous Tasks

• Release 0.22.2

0.22.1 - 2025-05-16

Bug Fixes

• Set error for exit call (#293)

Miscellaneous Tasks

• Release 0.22.1

0.22.0 - 2025-05-13

Dependencies

• Bump alloy 1.0.0 (#290)

Miscellaneous Tasks

• Release 0.22.0

0.21.0 - 2025-05-08

Bug Fixes

• Correct Ref<[u8]> to &[u8] conversion in FourByteInspector (#289)

Dependencies

• Bump revm (#288)

Miscellaneous Tasks

• Release 0.21.0

0.20.1 - 2025-04-30

Features

• Added storageinspector (#285)

Miscellaneous Tasks

• Release 0.20.1
• [access-list] Add function to access touched slots (#287)
• Make clippy happy (#286)

0.20.0 - 2025-04-23

Dependencies

• Bump alloy 0.15 (#284)

Miscellaneous Tasks

• Release 0.20.0

0.19.1 - 2025-04-16

Miscellaneous Tasks

• Release 0.19.1

Other

• Excluded valid 7702 authorities from create_accesslist (#282)

0.19.0 - 2025-04-09

Miscellaneous Tasks

• Release 0.19.0
• Alloy 0.14 (#280)
• Derive Clone on TransferInspector (#279)

Other

• Remove DatabaseCommit requirement from JsInspector ContextTr (#278)

0.18.1 - 2025-04-04

Miscellaneous Tasks

• Release 0.18.1

Other

• Disable Revm default features (#277)

Testing

• Add accesslist tests (#276)

0.18.0 - 2025-03-28

Bug Fixes

• Use saturating sub for push stack calc (#274)
• Populate selfdestructs in localized parity (#273)
• Reversed JUMPI args (#272)

Dependencies

• Bump alloy+revm (#275)
• Bump revm 20.alpha7 (#270)

Features

• Add additional constructors for parity trace config (#269)

Miscellaneous Tasks

• Release 0.18.0

0.16.0 - 2025-03-07

Dependencies

• Bump alloy 0.12 (#266)

Miscellaneous Tasks

• Release 0.16.0

Other

• Added additional match arm for OutOfFunds (#265)
• Update utils.rs (#262)

0.15.0 - 2025-01-31

Bug Fixes

• Fix grammatical errors in documentation (#254)
• Fix typos (#253)

Dependencies

• Bump alloy 0.11 (#259)

Features

• Simplify AccessListInspector API (#256)
• Add edge coverage tracking inspired by AFL/Lucid (#255)
• Support no_std (#250)

Miscellaneous Tasks

• Release 0.15.0
• Fix incorrect function check in mod.rs (#257)
• [tracer] No whitespace at the end of a line (#252)

Other

• Grammar and Clarity Improvements in Code Comments (#258)

0.14.1 - 2024-12-30

Dependencies

• Matt/bump revm19 (#251)
• Bump boa 20 (#247)

Miscellaneous Tasks

• Release 0.14.1
• Make clippy happy (#249)

0.13.0 - 2024-12-10

Dependencies

• Bump alloy 0.8 (#245)

Miscellaneous Tasks

• Release 0.13.0
• Release 0.13.0

0.12.1 - 2024-12-04

Bug Fixes

• [js] Incorrect caller and contract address extracting (#244)

Dependencies

• Bump msrv 1.81 (#243)

Miscellaneous Tasks

• Release 0.12.1
• Remove bad todo (#242)

0.12.0 - 2024-11-28

Dependencies

• Bump alloy (#241)

Miscellaneous Tasks

• Release 0.12.0

Other

• Implement FlatCallTracer (#240)
• Optimize MuxTracer (#239)

0.11.0 - 2024-11-06

Dependencies

• Bump revm 18 alloy 0.6 (#238)

Features

• [trace/parity] Add trace creation method (#237)
• StackSnapshotType (All). (#235)

Miscellaneous Tasks

• Release 0.11.0
• Rustmft

0.10.0 - 2024-10-23

Dependencies

• Bump revm (#236)

Features

• [prestate] Return code or storage as optional (#234)

Miscellaneous Tasks

• Release 0.10.0

0.9.0 - 2024-10-18

Bug Fixes

• [js] The opposite checking logic (#232)
• [tracing/js] ToHex returns with 0x as prefix (#226)
• [tracing/js] Error not set in result_fn (#222)
• [tracing/js] Fault_fn not checked (#221)
• Record state diffs in all() (#215)

Dependencies

• Bump alloy 0.5 (#233)
• Bump revm (#230)
• Bump revm (#227)

Features

• [tests] Make the test code more clear and reuseable (#225)
• [tracing] Js-tracer add coinbase into context (#223)
• Tweak write_bytecodes output (#217)
• Add TraceWriterConfig (#216)

Miscellaneous Tasks

• Release 0.9.0
• [tracing/js] Add more unit tests (#231)
• Simplify JS utils (#229)
• [tests] Move js tracer into a single module (#224)
• [meta] Update deny.toml
• [tracing] Return detailed oog message (#218)

Other

• Write storage change in trace (#213)
• Distinguish stack oob error (#219)

Testing

• Also test write_bytecodes (#214)
• Writer colors (#212)

0.8.1 - 2024-09-30

Bug Fixes

• Use alloy maps (#207)

Miscellaneous Tasks

• Release 0.8.1

0.8.0 - 2024-09-30

Dependencies

• Bump alloy 0.4 (#206)

Miscellaneous Tasks

• Release 0.8.0

0.7.7 - 2024-09-24

Features

• Add convenience conversion (#204)

Miscellaneous Tasks

• Release 0.7.7

0.7.6 - 2024-09-23

Features

• Add creation code printing in traces (#202)

Miscellaneous Tasks

• Release 0.7.6

0.7.5 - 2024-09-23

Miscellaneous Tasks

• Release 0.7.5
• Add from_flat_call_config (#203)

0.7.4 - 2024-09-18

Miscellaneous Tasks

• Release 0.7.4
• Support flatcall tracer

0.7.3 - 2024-09-18

Bug Fixes

• [tracing] Don't overwrite selfdestruct_address (#190)

Miscellaneous Tasks

• Release 0.7.3

0.7.2 - 2024-09-15

Bug Fixes

• [tracing] Align trace output with geth (#198)

Miscellaneous Tasks

• Release 0.7.2
• Rm intrusive collections
• Make clippy happy (#197)

0.7.1 - 2024-09-13

Features

• Add helper for eth_simulateV1 to TransferInspector (#196)

Miscellaneous Tasks

• Release 0.7.1

0.7.0 - 2024-09-11

Miscellaneous Tasks

• Release 0.7.0
• Add back from owned conversion (#194)

0.6.1 - 2024-09-09

Bug Fixes

• [tracing/builder] Ensure the selfdestruct trace is at the ending of the same depth (#192)

Features

• [tracing/builder] Optimize the trace builder (#191)

Miscellaneous Tasks

• Release 0.6.1
• Pin intrusive collections (#193)
• Flatten alloy-rpc-types (#189)
• Use msrv 1.79 for clippy

Other

• Use borrowed Arena in GethTraceBuilder (#178)

0.6.0 - 2024-08-29

Features

• Trace position field + bump deps (#186)

Miscellaneous Tasks

• Release 0.6.0

Other

• Use code from AccountInfo if it is Some (#185)

0.5.7 - 2024-08-22

Features

• Util method to get selector (#177)

Miscellaneous Tasks

• Release 0.5.7
• Chore : update homepage (#179)

Other

• Move TransactionContext from js to tracing (#183)

0.5.6 - 2024-08-08

Dependencies

• Bump revm 13 (#176)

Miscellaneous Tasks

• Release 0.5.6
• Update tests

0.5.5 - 2024-08-01

Bug Fixes

• Geth trace inconsistence with selfdestruct (#173)
• Parity state diff when creating SC with balance (#172)

Miscellaneous Tasks

• Release 0.5.5

0.5.4 - 2024-07-25

Bug Fixes

• Gas and gasUsed in trace root only for ParityTrace (#171)
• Fix Self-destruct Disorder (#170)

Miscellaneous Tasks

• Release 0.5.4

0.5.3 - 2024-07-19

Features

• Add immediate bytes recording (#169)

Miscellaneous Tasks

• Release 0.5.3
• Release 0.5.2

Refactor

• Prefer using revm helpers (#168)

0.5.1 - 2024-07-17

Dependencies

• Bump revm 12.1 (#167)

Miscellaneous Tasks

• Release 0.5.1

0.5.0 - 2024-07-16

Bug Fixes

• Include EOFCreate in is_any_create (#164)
• Display full revert data when printing CREATE* traces (#160)

Dependencies

• Bump revm v12.0.0 (#166)
• Bump boa 0.19 (#165)

Miscellaneous Tasks

• Release 0.5.0

0.4.0 - 2024-07-09

Features

• [EOF] Enable inspector calls (#156)

Miscellaneous Tasks

• Release 0.4.0
• Move CODEOWNERS

0.3.1 - 2024-07-02

Features

• Add decoding for individual trace steps (#157)

Miscellaneous Tasks

• Release 0.3.1
• Improve opcode filter (#155)

0.3.0 - 2024-06-29

Bug Fixes

• Track selfdestruct transferred value separately (#153)

Features

• [writer] Add support for external decoded data sources (#151)
• Expose mutable access to tracer config (#154)

Miscellaneous Tasks

• Release 0.3.0

Other

• Optimize memory recording (#84)

0.2.0 - 2024-06-26

Features

• Small updates for steps tracing (#152)

Miscellaneous Tasks

• Release 0.2.0

0.1.2 - 2024-06-21

Features

• Add Step to LogCallOrder (#150)

Miscellaneous Tasks

• Release 0.1.2
• Release 0.1.1

0.1.0 - 2024-06-20

Bug Fixes

• Dont treat non existing accounts as created (#139)
• Use JsUint8Array for buffers (#134)
• Fix index out of bound when resetting TracingInspector (#115)
• Selfdestructs once and for all (#111)
• Always call gas inspector (#79)
• Use JSON.stringify for JS result (#71)
• Track dynamic gas used in opcode tracking gas (#45)
• [tracing] Collect logs only if call succeeded in geth callTracer (#52)
• Record CREATE + SELFDESTRUCT (#28)
• GetPC typo (#25)
• Prestate tracer (#18)
• Use original value in prestate tracer (#15)
• Apply runtime limits (#7)
• Use git directly
• Deny

Dependencies

• Bump revm v10.0 (#149)
• Bump revm (#148)
• [deps] Use crates.io alloy (#147)
• [deps] Bump revm dd98b3b (#145)
• Bump alloy to 6cb3713 (#144)
• Bump alloy 00d81d7 (#141)
• [deps] Bump alloy 14ed25d (#140)
• Bump alloy (#138)
• Bump alloy 5796024 (#137)
• Bump alloy 61140ec (#135)
• Bump alloy 7320d4c (#133)
• Bump alloy bd39117
• Bump alloy a28a543 (#132)
• Bump revm (#131)
• [deps] Bump alloy 5940871 (#130)
• [deps] Bump alloy fbd84f8 (#129)
• Bump alloy f415827 (#127)
• Bump alloy 07611cf (#125)
• Bump alloy 792b646 (#124)
• Bump alloy (#123)
• Bump alloy (#122)
• Bump alloy 9d3fa45 (#121)
• Bump alloy dd7a999 (#120)
• Bump alloy (#118)
• Bump revm to 9.0 (#97)
• Bump alloy (#117)
• Bump alloy 899fc51 (#114)
• Bump alloy 77c1240 (#110)
• Bump alloy 05af0de (#109)
• Bump alloy (#108)
• Bump alloy 17c5650 (#107)
• Bump alloy 0bb7604 (#106)
• Bump alloy af788af (#105)
• Bump alloy 4e22b9e (#102)
• Bump alloy 8808d21 (#101)
• [deps] Bump to alloy-core to 0.7.1 and alloy to 98da8b8 (#100)
• Bump alloy 39b8695 (#99)
• Alloy bump f1b4789 (#98)
• Bump alloy to 31846e7 (#96)
• Bump alloy 188c4f8 (#95)
• Bump alloy rpc deps (#94)
• Bump alloy rpc types (#93)
• [deps] Bump alloy 8cb0307 (#92)
• Bump alloy (#91)
• Bump alloy 987b393
• Bump alloy (#90)
• Bump alloy (#85)
• Bump alloy 17633df (#83)
• Bump alloy 8c9dd0a (#82)
• Bump alloy 7d5e42f (#80)
• Bump alloy (#78)
• Bump alloy version (#77)
• [bump] Revm v7.2.0 (#74)
• Bump MSRV to 1.76 (#73)
• Bump alloy 410850b (#72)
• Bump alloy (#68)
• Revm (#61)
• Bump alloy (#43)
• Bump revm (#42)
• Bump alloy rev (#31)
• Bump alloy (#30)
• Bump revm v5.0 (#29)
• Bump deps (#26)
• Revert "Revert "dep: lock alloy deps"" (#23)
• Revert "dep: lock alloy deps" (#22)
• Lock alloy deps (#8)
• Bump MSRV to 1.75 to match Alloy (#19)
• [deps] Bump alloys (#1)

Documentation

• Update README.md
• Update CallTrace (#113)
• Update README (#87)

Features

• Add cliff changelog support (#146)
• Add TracingInspector::into_traces (#112)
• Derive default for TracingInspector (#104)
• Add transferinspector (#76)
• Write instruction result when displaying call traces (#75)
• More geth tracer config functions (#60)
• [tracing] Implement muxTracer (#57)
• Add opcode gas iter (#54)
• Bump alloy rpc types rev (#53)
• Bump alloy rpc types rev (#51)
• Bump alloy rpc types rev (#50)
• Add feature-gated Serde implementations (#47)
• Upstream trace formatting from Foundry (#38)
• Add op counter (#24)
• Migrate to new inspector API (#11)
• Use inspector db directly in js (#9)
• Add TransactionContext type (#5)
• Fork from reth-revm-inspectors

Miscellaneous Tasks

• Release 0.1.0
• Add Cargo.toml exclude
• Add CODEOWNERS
• Upgrade revm version (#143)
• Alloy 64feb9b (#128)
• Always use new_unchecked (#89)
• Create unknown opcodes as unchecked (#88)
• [clippy] Allow missing transmute annotations (#86)
• Migrate to boa18 (#67)
• Remove inspector stack (#66)
• Add Inspector::fuse (#63)
• Remove unused code var (#56)
• Rename inspector (#55)
• Remove unused imports (#48)
• Remove maybeowned inspector (#44)
• Rename inspector generics (#33)
• Derive Default for CallTrace (#32)
• Sort derives (#35)
• Update call_inspectors macro syntax (#36)
• [clippy] Make clippy happy (#27)
• Enforce more lints (#10)
• Disable default features on revm (#4)
• Update release.toml

Other

• Add AuthCall variant for CallKind (#103)
• Expose additional fields (#16)
• Initial commit

Performance

• Remove GasInspector from tracer, optimize step* (#142)
• Use Bytes in RecordedMemory (#126)

Styling

• Fix clippy::use_self (#34)
• Fmt

Testing

• Add decode revert test (#39)