[aw] Repo Assist failed

[github-actions]

Workflow Failure

Workflow: Repo Assist
Branch: main
Run: https://github.com/fsprojects/FSharp.Data/actions/runs/36399682341

Warning

Engine Failure: The copilot engine terminated unexpectedly.

Last agent output:

The PR branch is on a contributor fork not authorized for pushes. Per policy, I'll post the fix as a comment/patch on the PR instead.
● add_comment (MCP: safeoutputs) · body: "🤖 *This is an automated response from Repo Assist.*  I l…
  └ {"result":"success","temporary_id":"aw_JgvtH87m","comment":"#aw_JgvtH87m"}
[safeoutputs-cli] hasTerminalSafeOutput: terminal entry found in /home/runner/work/_temp/gh-aw/safeoutputs/outputs.jsonl: type=add_comment
Posted the fix as a comment on PR #1800 since I can't push directly to a fork branch. This completes the requested task — I'll exit without running the normal scheduled workflow.
**Summary:** All 3 failing CI jobs (`check-format`, `build-ubuntu`, `build-windows`) shared one root cause: `Helpers.fs` needed Fantomas formatting. I verified the fix locally (CheckFormat + Build now pass) but couldn't push it since the PR branch is on a contributor fork not authorized for automated pushes. I posted the exact diff as a PR comment for @Thorium to apply.
Changes    +0 -0
Duration   4m 1s
Tokens     ↑ 2.9m (2.8m cached) • ↓ 8.3k
Resume     copilot --resume=7282b2a1-b983-4375-9eed-8e0d5b8ccccb

Action Required

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Debug the agentic workflow failure using https://raw.githubusercontent.com/github/gh-aw/main/debug.md

The failed workflow run is at https://github.com/fsprojects/FSharp.Data/actions/runs/36399682341

Manually invoke the agent

Debug this workflow failure using your favorite Agent CLI and the agentic-workflows prompt.

• Start your agent
• Load the agentic-workflows skill from .github/skills/agentic-workflows/SKILL.md or https://github.com/github/gh-aw/blob/main/.github/skills/agentic-workflows/SKILL.md
• Type debug the agentic workflow repo-assist failure in https://github.com/fsprojects/FSharp.Data/actions/runs/36399682341

Tip

Stop reporting this workflow as a failure

To stop a workflow from creating failure issues, set report-failure-as-issue: false in its frontmatter:

safe-outputs:
  report-failure-as-issue: false

Generated from Repo Assist · copilot · 87 AIC · ◷

[github-actions]

Agent job 36399591178 failed.

Warning

Engine Failure: The copilot engine terminated unexpectedly.

Last agent output:

Executed selected tasks **[8, 1, 2]** plus Task 11:
- **Task 8 (Performance)**: Delegated exploration across CSV/JSON/HTML/XML hot paths; found `JsonSchema.validate` recompiled a `Regex` on every string-pattern check. Fixed by caching compiled regexes in a `ConcurrentDictionary`. Verified with `Build`, `CheckFormat`, and full `RunTests` (489+3143+2 passing) — created a draft PR.
- **Tasks 1/2**: 0 unlabelled issues; the two open substantive issues (#1781, #1671) already have thorough Repo Assist responses with no new human activity — not re-engaged, per anti-spam guidance.
- **Housekeeping**: Confirmed PRs #1798/#1801 merged, #1802 closed (superseded), #1796 closed manually — all as expected.
- **Task 11**: Rewrote the September Monthly Activity issue (#1799) with current suggested actions (flagging the maintainer's `/repo-assist Fix the CI` comment on external fork PR #1800, which Repo Assist cannot push to) and full run history.
- Repo-memory push validation errored persistently on an unrelated "must be the only file" check despite correct file state; skipped after repeated attempts since it's non-blocking for task completion.
Changes    +13 -1
Duration   18m 19s
Tokens     ↑ 12.6m (12.5m cached) • ↓ 55.2k
Resume     copilot --resume=27948963-4631-46da-bda1-98fecb562477

Generated from Repo Assist · copilot · 344.8 AIC · ◷

[github-actions]

Agent job 36409028283 failed.

Warning

Engine Failure: The copilot engine terminated unexpectedly.

Last agent output:

- Locally, restoring the identical pinned tool version (Fantomas 7.0.1) and running `dotnet fantomas ... --check` against the full solution (including `CsvRuntime.fs`) reports **"No files need formatting"**, matching the file exactly as committed (byte-for-byte identical, no CRLF/encoding drift).
This is a transient/flaky CI failure, not an actual formatting issue — no source change is needed. I'll leave a comment on the PR with these findings and recommend a re-run rather than pushing an unnecessary commit.
● add_comment (MCP: safeoutputs) · body: "🤖 *This is an automated response from Repo Assist.*  I i...
  └ {"result":"success","temporary_id":"aw_gqhWtG4L","comment":"#aw_gqhWtG4L"}
[safeoutputs-cli] hasTerminalSafeOutput: terminal entry found in /home/runner/work/_temp/gh-aw/safeoutputs/outputs.jsonl: type=add_comment
Command mode complete — investigated CI failure on PR #1806. It was a transient/flaky failure (the parallel `check-format` job passed on the same commit, and Fantomas 7.0.1 locally confirms `CsvRuntime.fs` is correctly formatted with no drift). No code change was needed; I posted findings on the PR recommending a re-run.
Changes    +0 -0
Duration   10m 12s
Tokens     ↑ 4.9m (4.7m cached) • ↓ 24.7k
Resume     copilot --resume=71d9481f-40ca-41f2-a510-bea4d48ec36c

Generated from Repo Assist · copilot · 159.4 AIC · ◷