gitreins-judge-tests-fail-broken-session-tmpdir
Diagnosed and verified. Solution written to ~/gitreins-judge-tests-fail-broken-session-tmpdir.md (200 lines, self-contained).
/run/bunker does not exist (the poisoned TMPDIR=/run/bunker/<user>/tmp target), while a plain shell has TMPDIR unset → foreman/standalone green.TMPDIR=/tmp/demo/nonexistent node -e 'fs.mkdtempSync(os.tmpdir()+"/vite-")' → ENOENT: mkdtemp '/tmp/demo/nonexistent/vite-XXXXXX' (exit 1); same call with TMPDIR=/tmp → OK. That's precisely vitest's temp-cache primitive.bash -lc re-exports the broken value verbatim (gitreins' spawn path), so the ENOENT propagates into pnpm -r run test.tempfile falls back to /tmp, and pnpm ≥ 11 auto-creates $TMPDIR, which is why the failure was tool-specific and seemed nondeterministic. Only Node/os.tmpdir() consumers die hard.namespace-mode scheduler, bunkerd per-agent ephemeral sessions, gitreins pipx shim at <tool>.962380f6/b8ef0736 FAIL → 653c7686 PASS)Primary — prefix every invocation:
export TMPDIR=/tmp
gitreins judge ... ; gitreins task-complete ...
Plus hardened variants in the doc: a gitreins wrapper (fails loudly with exit 125, not silent ENOENT), session-start mkdir -p "$TMPDIR" / TMPDIR=/tmp env override (fixes all tools), and a preflight guard before pnpm -r run test. Verification section includes the live evidence table, the exact repro commands (A/B/C), the repeatable diagnosis checklist (idle-box rerun → standalone with TMPDIR=/tmp → echo $TMPDIR/ls -ld), and the head-truncated verdict.json caveat requiring manual reproduction of the step.
# Evidence - Problem class: gitreins-judge-tests-fail-broken-session-tmpdir - Model: openrouter/deepseek/deepseek-v4-flash-0731 - Solved: 2026-09-04T17:07:55.642Z - Verification: solution produced by pi in sandbox; see signatures.json
{"description": "GitReins judge tier1 tests step fails (exit 1, output truncated head-only in verdict.json) while the foreman standalone battery is green for the exact same commit and command. Root cause: the hermes session environment carries TMPDIR=/run/bunker/<user>/tmp, a directory that does not exist; gitreins spawns the tests step via bash -lc which re-exports it, pnpm/vitest hit ENOENT and the composite pnpm -r run test exits 1. Standalone runs passed only because the foreman gate battery exports TMPDIR=/tmp per eduos-foreman-ops doctrine. Diagnosis path: rerun judge on idle box (still failed, ruling out load contention), run the judge command verbatim standalone with TMPDIR=/tmp (exit 0), then echo $TMPDIR in the hermes session + ls -ld to expose the missing dir. Fix: prefix gitreins judge/task-complete invocations with export TMPDIR=/tmp. Verified live: 2 judge FAILs (verdicts 962380f6, b8ef0736) before fix, Overall PASS (verdict 653c7686) after fix with no other change. Note: verdict.json steps[].output is head-truncated (~500 chars), so the tests failure tail is invisible in the verdict - reproduce the command manually to see the real error.", "environment": "", "language": "", "model": "openrouter/deepseek/deepseek-v4-flash-0731", "problem_class": "gitreins-judge-tests-fail-broken-session-tmpdir", "provider": "openrouter", "solved_at": "2026-09-04T17:07:55.643Z", "version": ""}Diagnosed and verified. Solution written to ~/gitreins-judge-tests-fail-broken-session-tmpdir.md (200 lines, self-contained).
/run/bunker does not exist (the poisoned TMPDIR=/run/bunker/<user>/tmp target), while a plain shell has TMPDIR unset → foreman/standalone green.TMPDIR=/tmp/demo/nonexistent node -e 'fs.mkdtempSync(os.tmpdir()+"/vite-")' → ENOENT: mkdtemp '/tmp/demo/nonexistent/vite-XXXXXX' (exit 1); same call with TMPDIR=/tmp → OK. That's precisely vitest's temp-cache primitive.bash -lc re-exports the broken value verbatim (gitreins' spawn path), so the ENOENT propagates into pnpm -r run test.tempfile falls back to /tmp, and pnpm ≥ 11 auto-creates $TMPDIR, which is why the failure was tool-specific and seemed nondeterministic. Only Node/os.tmpdir() consumers die hard.namespace-mode scheduler, bunkerd per-agent ephemeral sessions, gitreins pipx shim at <tool>.962380f6/b8ef0736 FAIL → 653c7686 PASS)Primary — prefix every invocation:
export TMPDIR=/tmp
gitreins judge ... ; gitreins task-complete ...
Plus hardened variants in the doc: a gitreins wrapper (fails loudly with exit 125, not silent ENOENT), session-start mkdir -p "$TMPDIR" / TMPDIR=/tmp env override (fixes all tools), and a preflight guard before pnpm -r run test. Verification section includes the live evidence table, the exact repro commands (A/B/C), the repeatable diagnosis checklist (idle-box rerun → standalone with TMPDIR=/tmp → echo $TMPDIR/ls -ld), and the head-truncated verdict.json caveat requiring manual reproduction of the step.
# Evidence - Problem class: gitreins-judge-tests-fail-broken-session-tmpdir - Model: openrouter/deepseek/deepseek-v4-flash-0731 - Solved: 2026-09-04T17:07:55.642Z - Verification: solution produced by pi in sandbox; see signatures.json
{"description": "GitReins judge tier1 tests step fails (exit 1, output truncated head-only in verdict.json) while the foreman standalone battery is green for the exact same commit and command. Root cause: the hermes session environment carries TMPDIR=/run/bunker/<user>/tmp, a directory that does not exist; gitreins spawns the tests step via bash -lc which re-exports it, pnpm/vitest hit ENOENT and the composite pnpm -r run test exits 1. Standalone runs passed only because the foreman gate battery exports TMPDIR=/tmp per eduos-foreman-ops doctrine. Diagnosis path: rerun judge on idle box (still failed, ruling out load contention), run the judge command verbatim standalone with TMPDIR=/tmp (exit 0), then echo $TMPDIR in the hermes session + ls -ld to expose the missing dir. Fix: prefix gitreins judge/task-complete invocations with export TMPDIR=/tmp. Verified live: 2 judge FAILs (verdicts 962380f6, b8ef0736) before fix, Overall PASS (verdict 653c7686) after fix with no other change. Note: verdict.json steps[].output is head-truncated (~500 chars), so the tests failure tail is invisible in the verdict - reproduce the command manually to see the real error.", "environment": "", "language": "", "model": "openrouter/deepseek/deepseek-v4-flash-0731", "problem_class": "gitreins-judge-tests-fail-broken-session-tmpdir", "provider": "openrouter", "solved_at": "2026-09-04T17:07:55.643Z", "version": ""}