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ci(hot-fix): SKIP integration test execution per operator directive (cold-v3 → ~10min) - #2724

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May 12, 2026
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Summary

Operator-tier hot-fix per directive at gunbc#846 2026-05-12 ~01:24Z:

please cut all - can we get v3 to 10 minutes for now - i would just cut ALL demos and integration tests for now

Most aggressive interpretation: skip ALL integration test EXECUTION, while preserving compile coverage. Tests still build via --no-run prebuild (catches Rust-level breakages); they just don't execute until rebuild-session amortizes them.

What changed

Two ci.yml steps converted from execute to skip-with-notice:

  1. v3 tests (Stage 2d integration module, HOT-FIX SKIPPED) — was running lane2_stage_2d_symbolic_cost_test::* with 360s budget
  2. v3 tests (full suite integration harness, HOT-FIX SKIPPED) — was running cargo test --test integration with 4000s budget (the dominant cold-v3 wall-time contributor)

What still gates correctness on every PR (NOT cut)

  • lib+bins tests (Part 1/4) — unit-level correctness in src/
  • determinism_test (Part 2/4) — emission determinism gate
  • doc tests (Part 3/4) — doc-comment examples
  • Integration compile coverage via --no-run prebuild — catches Rust-level breakages
  • Clippy (default + bootstrap-regen-fresh) — lints
  • L-7 + L-8 lens-discipline gates
  • compiler-std consolidation ratchet + banked-dissolutions ratchet
  • self_host_ratchet (DB-8 staging)

This is substantive correctness coverage; what's cut is the heavy integration-test execution that was redoing full compile_to_dag per #[test].

Restore criteria (bridge-debt with dissolution trigger)

Rebuild session per #2722 §5 (OnceLock/cached_compile amortization) reshapes each integration test to ≤2s under shared bootstrap. As each test class re-enables, restore this step + ratchet budget downward incrementally.

Alternative path: affected-set lens R4.B CI integration per docs/design-affected-set-lens.md §5 (longer-term structural).

Expected impact

Cold-v3 wall ~67min → estimated ~10-15min per Brian's framing. Empirical measurement on first post-merge run will give actual numbers.

Stack

This stacks on top of:

Together: docs PRs → 0min (Layer 1); code PRs → ~10min (this PR); rebuild session re-enables tests per per-test 2s ratchet incrementally.

Operator-tier framing

Per the operator-tier-merge-bypass precedent (validated via #2718 + #2723), Brian's directive at #846 + the substantive-coverage preservation framing above support --admin merge by operator when CI itself runs (would be quick — only lib+bins + determinism + doc tests now).

SG-0 hand-path delta: 0

Test plan

  • CI runs (cheap; no integration execution)
  • Empirical wall-time measurement post-merge — first code PR establishes baseline
  • If wall-time > 10min, identify next step in lib+bins / determinism / doc tests for cuts; OR dispatch rebuild session

🤖 Generated with Claude Code

…cold-v3 → ~10min)

Operator directive at gunbc#846 2026-05-12 ~01:24Z: 'please cut all -
can we get v3 to 10 minutes for now - i would just cut ALL demos and
integration tests for now'.

This is the most aggressive interpretation: skip ALL integration test
EXECUTION, while preserving compile coverage. Tests still build via
the existing `--no-run` prebuild step (catches Rust-level breakages);
they just don't execute in CI until rebuild-session amortizes them
properly.

**Two steps converted from execute to skip-with-notice**:
1. `v3 tests (Stage 2d integration module, HOT-FIX SKIPPED)` — was
   running lane2d_stage_2d_symbolic_cost_test::* with 360s budget
2. `v3 tests (full suite integration harness, HOT-FIX SKIPPED)` — was
   running `cargo test --test integration` with 4000s budget

**What still gates correctness on every PR** (NOT cut):
- lib+bins tests (Part 1/4) — unit-level correctness in src/
- determinism_test (Part 2/4) — emission determinism gate
- doc tests (Part 3/4) — doc-comment examples
- Integration compile coverage via `--no-run` prebuild — catches Rust-level breakages
- Clippy (default + bootstrap-regen-fresh) — lints
- L-7 + L-8 lens-discipline gates
- compiler-std consolidation ratchet
- banked-dissolutions ratchet
- self_host_ratchet (DB-8 staging)

**Restore criteria** (rebuild session per #2722 §5): each integration
test class re-enables under OnceLock/cached_compile amortization with
per-test wall ≤ 2s ratchet, OR transitions to Layer 2 path-conditional
gating per Director brief #2719. As tests re-enable, restore the
execution step + ratchet budget downward incrementally.

**Expected impact**: cold-v3 wall ~67min → estimated ~10-15min
(integration was the dominant contributor). Empirical measurement on
first post-merge run gives actual.

**Bridge-debt with named dissolution**:
- Dissolution trigger: rebuild session lands OnceLock/cached_compile
  amortization per #2722 §5
- Alternative path: affected-set lens R4.B CI integration per
  docs/design-affected-set-lens.md §5 (longer-term)

This stacks on top of:
- PR #2718 Layer 1 (docs-only skip; merged)
- PR #2723 first-cut #[ignore] (8 files; merged)

Together with this hot-fix-PR-2, the cold-v3 wall-time path forward is:
docs PRs → 0min (Layer 1); code PRs → ~10min (this PR); rebuild
session adds tests back per per-test ratchet.

SG-0 hand-path delta: 0

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
@briansrls

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Re cursor BLOCKING review #9796 at sha 52f16d5 — regression confirmed; P0 fix at PR #2726 ready for operator-merge.

cursor was correct: my aggressive 'skip integration step entirely' broke the check-v3-full-suite-split-test-targets.sh guard. Guard requires every v3-compiler [[test]] target to have a cargo test -p v3-compiler --test <name>[[:space:]].*--report-time invocation in ci.yml. After #2724, the integration target's invocation was missing → guard fails → v3 job RED on every CI run.

Fix at PR #2726: restored the invocation pattern with a nonexistent-test-filter so the integration binary runs but executes zero tests:

cargo test -p v3-compiler --test integration __HOT_FIX_NONEXISTENT_FILTER__ -- -Z unstable-options --report-time

This is exactly the 'minimal cargo test --test integration invocation that still skips heavy work' shape you suggested in §3 Verdict.

Verified locally:

$ bash scripts/check-v3-full-suite-split-test-targets.sh
v3 full-suite split covers all cargo integration test targets: OK

Restore criteria unchanged: rebuild session per #2722 §5 → replace nonexistent filter with cluster-specific filters as tests re-enable → drop filter entirely when all integration tests are amortized.

P0 path: PR #2726 needs operator-merge ASAP to unblock main CI (currently red on every new run since #2724).

— sent from deep-wolf-155

briansrls added a commit that referenced this pull request May 12, 2026
…or BLOCKING regression on #2724) (#2726)

cursor BLOCKING REQUEST_CHANGES caught a real regression in #2724:
my aggressive "skip integration step entirely" approach removed the
`cargo test -p v3-compiler --test integration ... --report-time`
invocation that the `check-v3-full-suite-split-test-targets.sh`
guard requires per v3-compiler [[test]] target.

The guard script (lines 66-68) requires:
  cargo test -p v3-compiler --test <name>[[:space:]].*--report-time

for every [[test]] target in v3-compiler's Cargo metadata. After
#2724, the only `cargo test ... --test integration` line was the
`--no-run` prebuild, which doesn't match `--report-time`. Guard
failed → split-guard step failed → v3 job failed on EVERY new CI
run on main and PRs.

**Fix**: keep the integration step's invocation pattern but filter
to a nonexistent test name (`__HOT_FIX_NONEXISTENT_FILTER__`) so:
- libtest runs the integration binary
- 0 tests match the filter → 0 tests execute
- guard sees the matching `cargo test ... --test integration ...
  --report-time` line → guard passes
- per-test ratchet still parses timing log (empty integration
  section is valid)
- wall time stays minimal (just libtest startup; no compile work
  because the prebuild already cached)

This is the "minimal cargo test --test integration invocation that
still skips heavy work" pattern cursor explicitly suggested.

Restore criteria unchanged (rebuild session per #2722 §5 → restore
cluster-specific filters → drop the filter entirely).

P0-correctness: this fix lands ASAP to unblock main CI which is
otherwise red on every PR since #2724 merged.

SG-0 hand-path delta: 0

Co-authored-by: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
briansrls added a commit that referenced this pull request May 13, 2026
… BLOCKING on PR #2829 + INVARIANTS P1)

Operator briansrls flagged on `docs/r3-close-interrogation.md:166` that
"Rust stdout-parity tests run unconditionally in CI" overstates live
L4 evidence: `.github/workflows/ci.yml:478-501` HOT-FIX-SKIPS the
integration binary execution via `__HOT_FIX_NONEXISTENT_FILTER__`
(zero tests selected) since 2026-05-12 per gunbc#846 ("cut all demos
and integration tests for now, get v3 to 10 minutes"). Lane2d also
HOT-FIX-SKIPPED at `ci.yml:385`. INVARIANTS P1: Documentation
Describes Live State.

Should have grepped ci.yml first per
`feedback_audit_consumer_scripts_before_ci_skip` discipline (cursor
caught the symmetric class on PR #2724 → P0 fix PR #2726).

Fixes applied:

1. **New top-level bullet** "CI integration-binary execution state"
   prepended to L4 findings — cites ci.yml:478-501 restore-criteria
   verbatim and clarifies in-CI L4 evidence at HEAD is integration-
   binary-prebuild-passes + non-integration test surfaces (lib + bins
   + determinism_test + doc) only.

2. **Rust bullet** reworded: tests EXIST + unconditional in source,
   BUT live in HOT-FIX-filtered integration binary; execution at HEAD
   is local-only. Full-matrix `emit_rust_fixtures_rustc_green` still
   at `#[ignore]`.

3. **Omni-demo Rust slice** reworded similarly: unconditional in
   source, HOT-FIX-filtered in CI, local-only execution at HEAD.

4. **Interpretation (b)** in Open R3 Question reframed: distinguishes
   "runnable locally" from "actually-executed-in-CI"; adds (b3) gate-
   class promotion sub-option to add integration-harness-execution-
   state restore as a new §1.8 R3-close-anchored gate. Closes with
   accurate framing: "in-CI evidence is L6 data-coverage-for-all-three
   + integration-binary-prebuild-passes; runnable evidence is per-
   fixture Rust + (with toolchains) Python/Go locally."

Lesson logged separately — `feedback_audit_consumer_scripts_before_ci_skip`
applies to FINDING claims (not just CI-step modifications); the audit
must precede any "in CI" claim in docs.

— sent from deep-wolf-155
briansrls added a commit that referenced this pull request May 13, 2026
…gs at HEAD (#2829)

* docs(r3): §3.1 emission interrogation — scope correction + GAP findings at HEAD

The §3.1 promise text was wrong: it claimed "R3 scope: Rust + Python + Go +
C + C++ (5 targets)" but per THESIS.md:180 L5 + WISHLIST.md:67-73 R4.A, C/C++
is R4-scope (operator ratification 2026-05-12). R3 scope is 3 Shape-A targets
(Rust/Python/Go). LLVM IR / assembly / machine code is R4.C scope.

Adds **Findings at HEAD (2026-05-13)** subsection with concrete state:
- Target substrate inventory: `src/v3/spec/{rust,python,go}.dag` confirmed
- L6 data-coverage: 41-row `emission_path_projections` in
  `src/v3/std/cross_target_coverage.dag` (Phase-1 carrier, Director-ratified
  2026-05-05)
- L4 runtime byte-identity at HEAD:
  - Rust: per-fixture unconditional tests in CI (m1_3_emit_rust_test.rs:995);
    full rustc roundtrip at #[ignore] (lines 735/764/1199/1218)
  - Python: roundtrips at #[ignore] (m1_4_emit_python_test.rs:1003,1070) —
    toolchain-gated, NOT in CI
  - Go: roundtrips at #[ignore] (m1_3_emit_go_test.rs:252,279,324) —
    toolchain-gated, NOT in CI
  - Omni demo: at #[ignore] (m1_5_emit_omni_demo_test.rs:124)
- L5 corpus gate #15 `l5_cross_target_consistency`: DECLARED, RED at HEAD
  (r3-program-plan.md:243 + :431)

Surfaces an **Open R3 question (PM-surfaced, not yet routed)**: the close-shape
divergence between (a) L6 data-coverage interpretation (✓ for all 3 targets)
and (b) L4 runtime byte-identity interpretation (✓ Rust-runtime in CI;
Python/Go toolchain-gated). THESIS.md:180 reads as runtime-shape ("same .dag
produces same behavior in Rust/Python/Go") but CI evidence is Rust-only-runtime
+ data-coverage-for-all-three.

Triggered by operator question 2026-05-13: "regarding language emission - how
do we know general purpose language emission works for all of our target
languages?" Director-busy + PM-owned doc → PM-tier fix-forward.

— sent from deep-wolf-155

* docs(r3): §3.1 emission — fix omni-demo wording (3-target not 5) + clarify L4 evidence is stdout-parity not byte-identity (cursor BLOCKING-shape APPROVE_WITH_COMMENTS on PR #2829)

Two fixes per cursor/composer-2 review on PR #2829:

1. **Omni-demo target count corrected** (cursor's primary finding):
   - Was: "Omni demo (5-target combined): at #[ignore] (m1_5_emit_omni_demo_test.rs:124)"
   - Now: distinguishes Rust-only-slice unconditional CI test
     (emit_omni_demo_rust_roundtrip at m1_5_emit_omni_demo_test.rs:106)
     from full 3-target #[ignore]'d receipt
     (emit_omni_demo_fixtures_green at :125, Rust + Python + Go)
   - The "(5-target combined)" parenthetical was an editorial slip from
     the prior wrong "5 targets" framing; cursor's read against
     check_omni_demo_fixtures_green in v3-compiler (3 toolchains:
     Rust + Go + Python) is correct per INVARIANTS P1.

2. **L4 terminology clarified** (cursor's exploratory finding):
   - Was: "L4 runtime byte-identity at HEAD" + "per-fixture unconditional
     byte-identity tests"
   - Now: "L4 runtime equivalence at HEAD (oracle-style stdout-parity:
     compiled emit-target binary stdout = expected fixture stdout; not
     literal artifact byte-equality)" + "per-fixture unconditional
     stdout-parity tests"
   - Per m1_3_emit_rust_test.rs:1000-1009 the rustc_roundtrip_* tests
     compare program stdout to fixture-expected stdout, not artifact
     byte-equality. Aligns with `feedback_byte_identity_internal_not_external`
     (byte-identity claims need internal-vs-external discrimination).

Also adds new finding: emit_omni_demo_rust_roundtrip (Rust-only slice over
omni fixture set) IS in CI unconditionally — previously omitted from the
inventory. Strengthens the (b) interpretation evidence-bar accordingly.

— sent from deep-wolf-155

* docs(r3): §3.1 emission — correct overstated L4 in-CI claim (operator BLOCKING on PR #2829 + INVARIANTS P1)

Operator briansrls flagged on `docs/r3-close-interrogation.md:166` that
"Rust stdout-parity tests run unconditionally in CI" overstates live
L4 evidence: `.github/workflows/ci.yml:478-501` HOT-FIX-SKIPS the
integration binary execution via `__HOT_FIX_NONEXISTENT_FILTER__`
(zero tests selected) since 2026-05-12 per gunbc#846 ("cut all demos
and integration tests for now, get v3 to 10 minutes"). Lane2d also
HOT-FIX-SKIPPED at `ci.yml:385`. INVARIANTS P1: Documentation
Describes Live State.

Should have grepped ci.yml first per
`feedback_audit_consumer_scripts_before_ci_skip` discipline (cursor
caught the symmetric class on PR #2724 → P0 fix PR #2726).

Fixes applied:

1. **New top-level bullet** "CI integration-binary execution state"
   prepended to L4 findings — cites ci.yml:478-501 restore-criteria
   verbatim and clarifies in-CI L4 evidence at HEAD is integration-
   binary-prebuild-passes + non-integration test surfaces (lib + bins
   + determinism_test + doc) only.

2. **Rust bullet** reworded: tests EXIST + unconditional in source,
   BUT live in HOT-FIX-filtered integration binary; execution at HEAD
   is local-only. Full-matrix `emit_rust_fixtures_rustc_green` still
   at `#[ignore]`.

3. **Omni-demo Rust slice** reworded similarly: unconditional in
   source, HOT-FIX-filtered in CI, local-only execution at HEAD.

4. **Interpretation (b)** in Open R3 Question reframed: distinguishes
   "runnable locally" from "actually-executed-in-CI"; adds (b3) gate-
   class promotion sub-option to add integration-harness-execution-
   state restore as a new §1.8 R3-close-anchored gate. Closes with
   accurate framing: "in-CI evidence is L6 data-coverage-for-all-three
   + integration-binary-prebuild-passes; runnable evidence is per-
   fixture Rust + (with toolchains) Python/Go locally."

Lesson logged separately — `feedback_audit_consumer_scripts_before_ci_skip`
applies to FINDING claims (not just CI-step modifications); the audit
must precede any "in CI" claim in docs.

— sent from deep-wolf-155
@briansrls
briansrls deleted the ci/aggressive-cut-skip-integration-tests branch June 1, 2026 18:41
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