runtimeverification/evm-semantics

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K Semantics of the Ethereum Virtual Machine (EVM)

Stars: 591
Forks: 156
Open beginner issues: 0
Indexed issues: 77
Avg merge: 2h 19m
Merged PRs (30d): 1

Dominant language: KCL
License: BSD-3-Clause
Last GitHub push: Sep 11, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

77 open issues indexed

Support EIP-7918 across BPO/blob-schedule transitions Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

runtimeverification/evm-semantics#2879 · Opened Sep 7, 2026
Avoid `require` clause if the given patterns are known to be concrete Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2869 · Opened Jun 24, 2026
Investigate conformance tests running out of memory. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2832 · Opened Dec 16, 2025
Update legacy-tests across test-suites Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

runtimeverification/evm-semantics#2824 · Opened Dec 11, 2025
Symbolic Execution Slowdown with Summary Rules Open

runtimeverification/evm-semantics#2789 · 1 assignee · Opened Aug 8, 2025
EVM Opcode Summarization System Technical Report Open

documentation

runtimeverification/evm-semantics#2778 · 1 assignee · Opened Jul 9, 2025
Add dedicated SourceTarget to kdist Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

runtimeverification/evm-semantics#2777 · Opened Jul 9, 2025
EVM Opcode Summarization System Development Report Open

documentation

runtimeverification/evm-semantics#2776 · 1 assignee · Opened Jul 9, 2025
Optimize the side conditions in the semantics to help the booster backend reasoning Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2736 · Opened Apr 7, 2025
Investigate unexpected branch splitting for some rules during opcode summarization. Open

runtimeverification/evm-semantics#2731 · 1 assignee · Opened Mar 27, 2025
Summarize all the EVM opcodes Open

enhancement

runtimeverification/evm-semantics#2705 · 2 comments · 1 assignee · Opened Feb 13, 2025
Possible outdated `libstdc++-12-dev` dependency Open

bug

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

runtimeverification/evm-semantics#2678 · Opened Jan 13, 2025
When you cannot `kdist build evm-semantics.haskell` Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

runtimeverification/evm-semantics#2677 · Opened Jan 7, 2025
Unexpected behaviour in proving `sum-to-n-foundry-spec.k` Open

bug

Difficulty 5/5 Over a week Newbie friendliness 35/100

runtimeverification/evm-semantics#2617 · 7 comments · Opened Sep 10, 2024
using this semantics in Coq Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

runtimeverification/evm-semantics#2552 · 2 comments · Opened Aug 5, 2024
Upstream symbolic bytes lemmas for CSE Open

runtimeverification/evm-semantics#2476 · 1 assignee · Opened Jun 11, 2024
Add Dencun upgrade changes Open

runtimeverification/evm-semantics#2356 · 2 comments · 1 assignee · Opened Mar 13, 2024
Investigate SMT timeout in `test-arithmetictest-test_wmul_wdiv_inverse_underflow-uint256-uint256-0-spec.k` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 25/100

runtimeverification/evm-semantics#2314 · Opened Feb 27, 2024
Rule coverage and configuration well-formedness Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

runtimeverification/evm-semantics#2291 · 1 comment · Opened Feb 9, 2024
`fast_check_subsumption` causes `Could not convert ML predicate to sort Bool` error Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 25/100

runtimeverification/evm-semantics#2290 · Opened Feb 9, 2024
Default Behavior for Lemma File and Module Import in Kontrol Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

runtimeverification/evm-semantics#2274 · Opened Jan 25, 2024
Fix warnings on non-exhaustive matches for rules Open

kevm

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2248 · 2 comments · Opened Jan 10, 2024
Segfaults on arm64 macOS Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

runtimeverification/evm-semantics#2238 · Opened Jan 8, 2024
Kontrol does not `kup install` in system aarch64-linux Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

runtimeverification/evm-semantics#2162 · Opened Nov 8, 2023
Docker CI build step too slow Open

runtimeverification/evm-semantics#2150 · 1 comment · 1 assignee · Opened Nov 2, 2023
`import inotify.adapters` does not work on M1 Mac Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2145 · Opened Oct 30, 2023
Bound env variables (`NUMBER`, `TIMESTAMP`) by reasonable values Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

runtimeverification/evm-semantics#2143 · 3 comments · Opened Oct 27, 2023
Start K Server for CI tests Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2124 · 1 comment · Opened Oct 19, 2023
Rename `kevm-pyk` to `kevm` Open

cli enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

runtimeverification/evm-semantics#2122 · Opened Oct 19, 2023
Issues running kclaim style proofs Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

runtimeverification/evm-semantics#2088 · 5 comments · Opened Sep 25, 2023
Segmentation Fault Encountered While Generating a Proof Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

runtimeverification/evm-semantics#2070 · Opened Sep 14, 2023
solc-select not integrating with kevm-pyk Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2061 · Opened Sep 7, 2023
`exec_run` and `exec_kast` take `save_directory` argument but the corresponding commands don't have those options Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2040 · Opened Aug 24, 2023
Cannot supply custom `--kore-rpc-command` to `kevm foundry-prove` Open

bug cli

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#2033 · Opened Aug 23, 2023
Parallelize symbolic execution of tests Open

engagement enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

runtimeverification/evm-semantics#2009 · 2 comments · Opened Aug 10, 2023
Implement structural checkers for proofs Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

runtimeverification/evm-semantics#1994 · 2 comments · Opened Aug 4, 2023
Show warning on proofs with loop-depth bounded nodes Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

runtimeverification/evm-semantics#1973 · Opened Jul 26, 2023
Refactor `foundry_get_model` and `print_failure_info` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1955 · Opened Jul 12, 2023
Introduce verbosity levels for `foundry-kompile` Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1950 · 2 comments · Opened Jul 11, 2023
Improvements to Kontrol UX Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

runtimeverification/evm-semantics#1942 · 1 comment · Opened Jul 6, 2023
Factor out Dockerhub build and test stage into action Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

runtimeverification/evm-semantics#1889 · Opened Jun 5, 2023
Discrepancy in `deps/k_release` and `deps/pyk_release` format Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1875 · 2 comments · Opened May 31, 2023
calling test contract from within test contract makes the proof fail Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1851 · 3 comments · Opened May 24, 2023
Implement vm.record cheat code Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1787 · 4 comments · Opened Apr 28, 2023
More guidance on where to continue execution Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 38/100

runtimeverification/evm-semantics#1753 · 1 comment · Opened Apr 20, 2023
Automatically detect and warn user on bad branches Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

runtimeverification/evm-semantics#1752 · 4 comments · Opened Apr 20, 2023
`foundry-list.check` Makefile rule erases `tests/foundry/out/ag_proofs`, which it relies on Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1741 · Opened Apr 19, 2023
Investigate creator and creator2 accounts in foundry Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1690 · 1 comment · Opened Apr 4, 2023
Reproducing proofs from LUKSO engagement Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1681 · 2 comments · Opened Apr 3, 2023
Conformance test failing list Open

kevm

Difficulty 4/5 3-5 days Newbie friendliness 35/100

runtimeverification/evm-semantics#1671 · 2 comments · Opened Mar 28, 2023

runtimeverification/evm-semantics

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