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Author SHA1 Message Date
copilot-swe-agent[bot]
e92f0be8c5 Initial plan 2026-03-03 16:29:34 +00:00
copilot-swe-agent[bot]
c0ed79c93b improve s_loop nullable extraction: clearer comments and sentinel values 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 05:40:16 +00:00
copilot-swe-agent[bot]
a0b359212e Apply ZIPT improvements: fix loop nullable, drop bounds check, symmetric star merging 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 05:39:33 +00:00
copilot-swe-agent[bot]
69da8f02c2 fix re.concat classification and loop nullability in euf_sgraph.cpp 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 05:19:06 +00:00
copilot-swe-agent[bot]
d902ce166e Initial plan 2026-03-03 05:17:55 +00:00
copilot-swe-agent[bot]
593e22ba4e Initial plan 2026-03-03 05:17:21 +00:00
Nikolaj Bjorner
fb674ac5b2
Merge pull request #8828 from Z3Prover/copilot/port-nielsen-graph-generation 
Port Nielsen graph constraint framework from ZIPT into smt/seq
 2026-03-02 19:10:49 -08:00
Nikolaj Bjorner
d40c4721d8
Merge pull request #8838 from Z3Prover/copilot/fix-no-such-field-error 
Fix NoSuchFieldError in Java JNI wrapper for BOOL OUT/INOUT parameters
 2026-03-02 19:10:21 -08:00
copilot-swe-agent[bot]
361f57976b Fix build: update seq_nielsen tests to use new sgraph(m, eg) constructor after c3 merge 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 01:46:26 +00:00
Nikolaj Bjorner
fedb610da1 Merge remote-tracking branch 'origin/c3' into copilot/port-nielsen-graph-generation 2026-03-02 16:56:55 -08:00
Nikolaj Bjorner
9031089999 add zipt reviewer to master branch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2026-03-02 16:51:52 -08:00
Nikolaj Bjorner
585e2cc4ba
Merge pull request #8829 from Z3Prover/copilot/update-sgraph-seq-plugin 
Refactor sgraph/seq_plugin ownership, add hash matrix and substitution caching
 2026-03-02 16:45:51 -08:00
Nikolaj Bjorner
83315f4054 fix python build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2026-03-03 00:42:07 +00:00
copilot-swe-agent[bot]
7c328647de Move seq_nielsen from src/ast/rewriter to src/smt/seq with new smt_seq component 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 00:17:10 +00:00
Nikolaj Bjorner
df7d5cc49b
Merge pull request #8839 from Z3Prover/copilot/examine-new-files-for-improvements 
Add ZIPT code reviewer agentic workflow (4x daily)
 2026-03-02 16:09:31 -08:00
copilot-swe-agent[bot]
7c8f2d93bb Change seq_plugin m_sg to sgraph& reference, enode_concat_hash takes sgraph& directly 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 00:07:53 +00:00
copilot-swe-agent[bot]
28d1c4a27f Add ZIPT code reviewer agentic workflow (runs 4x daily) 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-03 00:00:36 +00:00
copilot-swe-agent[bot]
c384710b08 Fix NoSuchFieldError in JNI for BoolPtr: use Z field descriptor and SetBooleanField 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 23:56:42 +00:00
copilot-swe-agent[bot]
67f4d30577 Initial plan 2026-03-02 23:55:15 +00:00
copilot-swe-agent[bot]
027b46b2ed Initial plan 2026-03-02 23:52:53 +00:00
Nikolaj Bjorner
30483d6cf2
Merge pull request #8835 from Z3Prover/dependabot/github_actions/actions/download-artifact-8.0.0 
Bump actions/download-artifact from 6.0.0 to 8.0.0
 2026-03-02 15:48:03 -08:00
Nikolaj Bjorner
ef648ff632
Merge pull request #8833 from Z3Prover/dependabot/github_actions/actions/upload-artifact-7.0.0 
Bump actions/upload-artifact from 6.0.0 to 7.0.0
 2026-03-02 15:47:48 -08:00
Nikolaj Bjorner
07742ed49f
Merge pull request #8834 from Z3Prover/dependabot/github_actions/actions/cache-5.0.3 
Bump actions/cache from 4.3.0 to 5.0.3
 2026-03-02 15:47:34 -08:00
Nikolaj Bjorner
ba88256a2a
Merge pull request #8836 from Z3Prover/dependabot/github_actions/actions/checkout-6.0.2 
Bump actions/checkout from 5.0.1 to 6.0.2
 2026-03-02 15:47:22 -08:00
Nikolaj Bjorner
377c85f491
Merge pull request #8837 from Z3Prover/dependabot/github_actions/github/gh-aw-0.51.6 
Bump github/gh-aw from 0.45.6 to 0.51.6
 2026-03-02 15:47:11 -08:00
dependabot[bot]
11d3a11cea
Bump github/gh-aw from 0.45.6 to 0.51.6 
Bumps [github/gh-aw](https://github.com/github/gh-aw) from 0.45.6 to 0.51.6.
- [Release notes](https://github.com/github/gh-aw/releases)
- [Commits](https://github.com/github/gh-aw/compare/v0.45.6...v0.51.6)

---
updated-dependencies:
- dependency-name: github/gh-aw
  dependency-version: 0.51.6
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
 2026-03-02 23:44:00 +00:00
dependabot[bot]
e482052b37
Bump actions/checkout from 5.0.1 to 6.0.2 
Bumps [actions/checkout](https://github.com/actions/checkout) from 5.0.1 to 6.0.2.
- [Release notes](https://github.com/actions/checkout/releases)
- [Commits](https://github.com/actions/checkout/compare/v5.0.1...v6.0.2)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
 2026-03-02 23:42:08 +00:00
dependabot[bot]
867e768aa8
Bump actions/download-artifact from 6.0.0 to 8.0.0 
Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 6.0.0 to 8.0.0.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](https://github.com/actions/download-artifact/compare/v6...v8)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: 8.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
 2026-03-02 23:41:23 +00:00
dependabot[bot]
b7a4ddbcd5
Bump actions/cache from 4.3.0 to 5.0.3 
Bumps [actions/cache](https://github.com/actions/cache) from 4.3.0 to 5.0.3.
- [Release notes](https://github.com/actions/cache/releases)
- [Commits](https://github.com/actions/cache/compare/v4.3.0...v5.0.3)

---
updated-dependencies:
- dependency-name: actions/cache
  dependency-version: 5.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
 2026-03-02 23:40:54 +00:00
dependabot[bot]
a7e3635931
Bump actions/upload-artifact from 6.0.0 to 7.0.0 
Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...v7)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
 2026-03-02 23:40:26 +00:00
copilot-swe-agent[bot]
fbd3d445e2 Add clarifying comments for hash matrix overflow safety and cache validity 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 21:16:46 +00:00
copilot-swe-agent[bot]
cfea2db8bf Update sgraph and seq_plugin: egraph ref, hash matrix, subst cache, sgraph pointer 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 21:14:34 +00:00
copilot-swe-agent[bot]
425d3aec25 Port Nielsen graph framework from ZIPT: constraint types, node/edge/graph structures with tests 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 21:00:40 +00:00
copilot-swe-agent[bot]
1885753690 Initial plan 2026-03-02 20:39:17 +00:00
Nikolaj Bjorner
5ca200ba2c
Update ZIPT link in euf_sgraph.h documentation 2026-03-02 12:32:32 -08:00
copilot-swe-agent[bot]
2e9ca78396 Initial plan 2026-03-02 20:31:40 +00:00
Nikolaj Bjorner
8d05ab56a1
Merge pull request #8827 from Z3Prover/copilot/finish-pending-tasks-8820 
Address review feedback from PR #8820 and implement snode/sgraph operations
 2026-03-02 12:27:19 -08:00
copilot-swe-agent[bot]
1274a1e3c0 Add safety cap on minterm computation and assertion for invariant 
Co-authored-by: NikolajBjorner <56730610+NikolajBjorner@users.noreply.github.com>
 2026-03-02 19:29:41 +00:00
copilot-swe-agent[bot]
150f1fe2ea Revert is_concat changes, add ZIPT URL, implement snode/sgraph operations and tests 
- Revert is_str_concat/is_re_concat to original form (PR #8820 review)
- Add ZIPT URL (https://github.com/CEisenhofer/ZIPT) to euf_sgraph.h
- Add snode::at() for token indexing and collect_tokens() for enumeration
- Add sgraph factory methods: mk_var, mk_char, mk_empty, mk_concat
- Add sgraph drop operations: drop_first, drop_last, drop_left, drop_right
- Add sgraph substitution: subst(snode*, snode*, snode*)
- Add Brzozowski derivative via seq_rewriter::mk_derivative
- Add minterm computation from regex predicates
- Add 7 new unit tests covering all new operations with complex concats

Co-authored-by: NikolajBjorner <56730610+NikolajBjorner@users.noreply.github.com>
 2026-03-02 19:28:32 +00:00
copilot-swe-agent[bot]
40b99311e3 Fix enode_concat_eq leaf comparison, simplify is_str/re_concat, update sgraph summary 
Address remaining review feedback from PR #8820:
- Use pointer comparison instead of ID comparison in enode_concat_eq
- Remove redundant num_args() == 2 check from is_str_concat/is_re_concat
- Update euf_sgraph.h abstract to detail seq_plugin features

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 18:58:21 +00:00
Nikolaj Bjorner
96285b0f91
Merge pull request #8824 from Z3Prover/copilot/fix-issues-except-rust 
Fix issues reported in discussion 8823 for all languages except Rust
 2026-03-02 10:35:31 -08:00
copilot-swe-agent[bot]
5bbeedaff0 Initial plan 2026-03-02 18:32:56 +00:00
Nikolaj Bjorner
5e39ee8911
Merge pull request #8820 from Z3Prover/copilot/encapsulate-strings-in-euf-sgraph 
Add string graph encapsulation (euf_sgraph/snode), OP_SEQ_POWER, and euf_seq_plugin
 2026-03-02 10:32:26 -08:00
Nikolaj Bjorner
94809d413a
Merge pull request #8825 from Z3Prover/copilot/fix-reported-issues-8822 
Fix CSA-reported undefined behavior and uninitialized variables
 2026-03-02 10:03:16 -08:00
copilot-swe-agent[bot]
8c0be6e614 Changes before error encountered 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 17:50:49 +00:00
copilot-swe-agent[bot]
a3baae5942 Changes before error encountered 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 17:01:49 +00:00
copilot-swe-agent[bot]
037d2da801 Distinguish is_re_concat/is_str_concat and mk_re_concat/mk_str_concat in euf_seq_plugin 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 16:34:29 +00:00
copilot-swe-agent[bot]
1461a53347 Fix TypeScript Array.fromFunc to use f.ptr instead of f.ast for Z3_func_decl type 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 16:22:08 +00:00
copilot-swe-agent[bot]
921260ae82 Fix propagate_assoc find/else logic for hash table 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 00:38:04 +00:00
copilot-swe-agent[bot]
82051ac4d8 Reuse seq_rewriter::is_nullable, add assoc hash table to seq_plugin propagate_assoc 
Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>
 2026-03-02 00:36:52 +00:00