[aw] Daily Go Test Parallelizer engine driver failed before emitting a terminal safe output #65950

Workflow Failure

Workflow: Daily Go Test Parallelizer
Branch: main
Run: https://github.com/github/gh-aw/actions/runs/37383059648

Reasons:

• engine_driver_failure

  Agent finished without emitting a terminal safe output; task completion could not be confirmed.
  Driver exit code: 1. The engine driver exited before a terminal safe output was recorded.
  [codex-harness] 2026-10-05T22:34:15.461Z starting: command=codex maxRetries=3 initialDelayMs=5000 backoffMultiplier=2 maxDelayMs=60000 nodeVersion=v24.21.0 platform=linux
  [codex-harness] 2026-10-05T22:34:15.466Z secrets: CODEX_API_KEY=set (length=31) OPENAI_API_KEY=not set
  [codex-harness] 2026-10-05T22:34:15.467Z awf-reflect: fetching (apiproxy/redacted) (timeout=60000ms)
  [codex-harness] 2026-10-05T22:34:15.502Z awf-reflect: saved 32668B to /tmp/gh-aw/agent/awf-reflect.json
  [codex-harness] 2026-10-05T22:34:15.503Z awf-reflect: provider=github mapped to endpoint provider=copilot baseUrl=(apiproxy/redacted)
  [codex-harness] 2026-10-05T22:34:15.503Z configured OPENAI_BASE_URL from /reflect for provider=github: (apiproxy/redacted)
  [codex-harness] 2026-10-05T22:34:15.504Z context-rebuild circuit breaker: enabled=true maxRebuildFactor=25 minCumulativeInputTokens=1000000 pollIntervalMs=15000
  [codex-harness] 2026-10-05T22:34:15.508Z attempt 1: process started (pid=405)
  [codex-harness] 2026-10-05T22:34:20.426Z attempt 1: process exit event exitCode=1
  [codex-harness] 2026-10-05T22:34:20.426Z attempt 1: process closed exitCode=1 duration=4s stdout=1186B stderr=1436B hasOutput=true
  [codex-harness] 2026-10-05T22:34:20.427Z attempt 1 failed: exitCode=1 watchdogFired=false runtimeGuardFired=false isRateLimitError=false isTokenPerMinuteRateLimitError=false isAuthenticationFailedError=false isMissingApiKeyError=false isServerError=false isInvalidModelError=false isUnsupportedModelToolsError=false isInvalidRequestError=true permissionDeniedCount=0 hasNumerousPermissionDenied=false hasOutput=true retriesRemaining=3
  [codex-harness] 2026-10-05T22:34:20.428Z attempt 1: invalid_request_error (HTTP 400) — not retrying (the provider rejected the request payload; an identical fresh run would fail the same way)
  [codex-harness] 2026-10-05T22:34:20.428Z awf-reflect: fetching (apiproxy/redacted) (timeout=60000ms)
  [codex-harness] 2026-10-05T22:34:20.437Z awf-reflect: saved 32945B to /tmp/gh-aw/agent/awf-reflect.json
  [codex-harness] 2026-10-05T22:34:20.437Z done: exitCode=1 totalDuration=4s
  {"type":"error","message":"{"error":{"message":"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.","type":"invalid_request_error","code":"unsupported_custom_tool"}}"}
  {"error":{"message":"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.","type":"invalid_request_error","code":"unsupported_custom_tool"}}
  Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.
  {"type":"turn.failed","error":{"message":"{"error":{"message":"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.","type":"invalid_request_error","code":"unsupported_custom_tool"}}"}}
  {"error":{"message":"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.","type":"invalid_request_error","code":"unsupported_custom_tool"}}
  Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.

This is a structured incompletion signal (report_incomplete), not a real task outcome. Any other safe outputs emitted alongside this signal (e.g., comments) describe the failure state, not a completed review or action.

Driver exit code: 1

Last agent output:

WARNING: proceeding, even though we could not create PATH aliases: Refusing to create helper binaries under temporary dir "/tmp" (codex_home: AbsolutePathBuf("/tmp/gh-aw/mcp-config"))
{"type":"thread.started","thread_id":"01a10e34-10b2-74f2-ab69-1d65c504a72d"}
{"type":"turn.started"}
2026-10-05T22:34:19.151313Z  WARN codex_core::session: item completed without a recorded start timestamp thread_id=01a10e34-10b2-74f2-ab69-1d65c504a72d turn_id=01a10e34-10bc-7681-aa0d-b2804946a491 item_id=zf4rjO2mWwl4iDf35o5To6Vw50ZWPZlXhyHSumq+z47h7M63RuFF7rFcGHwRF5wpFSZG1XgzQvHARZI48DIXgzWY+BBTEfUfFb/q9nAOur7fcgDCSIDn8TngwWSfQ3bZYWGVXw4Xsa2Z2H1Tg0wNJmzgJC2U43Nhiy2IXte4dJlbXjzYHmBdCXkUiwqpGb1t4sb5L7+fgZQIfjARIJlwOljc3e003DAdjxl+Zg+bmWN9vTnMFV81RfIzOcgf5Qi94geoTbYkCemyY5NfeUJdH1UacRNoPWJfAqf0wCgzGg8SvcpON8CbPey+POukIQE90pmk2gH/zMRqB03QVmq/nFcS4mXTfXpBSzHogbXs31NIHv/rqe62iJlTvaC46+SkYVXvjljoRnRxQvS1wd0lf/O7Dry1DCTUag==
2026-10-05T22:34:19.731316Z  WARN codex_core::session: item completed without a recorded start timestamp thread_id=01a10e34-10b2-74f2-ab69-1d65c504a72d turn_id=01a10e34-10bc-7681-aa0d-b2804946a491 item_id=zll3KdKnQK6HeRA6HO/p4va/Miqq7AdOWXbR5DonpAZ1LsgjobYYlv+be0y9E+8qKtr9viaCumQf6sJ3f6RmW7pmkMKKHKotxD6zRAARBwzwnYJINnrT4tixg0Ojh3o1ZYDGag/xIPqrFsqZ2eVnzUNnGxpjUygTbVmIM8Fg7E9ePcWwU+cU/hWRgt02lGcHIWsFjouqSb8I4tsVB+nANhKBBhVMPoZUw4cgz9p9c4ObgzRlaKl6PaFFT45pY7nYz07ffqtvTVyfhlJlSJlvC28vxNDNCZDsLn1MOY45hn0wU9HkCra2ceeFSme8tpEqO3vItZNFRHuHIFIq2mrKWnrW9gBAJSKUABStlE6XsWwPep00IieuDCJBI6vJJd6V9RIrQL8coXN5uESgysE9jrOx/vwAvogA/Vo=
{"type":"item.completed","item":{"id":"item_0","type":"agent_message","text":"I’ll select the next bounded batch, assess it conservatively for shared-state hazards, and only retain parallelization changes that pass race and full test validation."}}
{"type":"item.started","item":{"id":"item_1","type":"file_change","changes":[{"path":"/tmp/gh-aw/agent/placeholder","kind":"add"}],"status":"in_progress"}}
{"type":"item.completed","item":{"id":"item_1","type":"file_change","changes":[{"path":"/tmp/gh-aw/agent/placeholder","kind":"add"}],"status":"completed"}}
{"type":"error","message":"{\"error\":{\"message\":\"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.\",\"type\":\"invalid_request_error\",\"code\":\"unsupported_custom_tool\"}}"}
{"type":"turn.failed","error":{"message":"{\"error\":{\"message\":\"Unsupported Responses custom tool call 'exec'. Only 'apply_patch' is supported through the Copilot compatibility adapter.\",\"type\":\"invalid_request_error\",\"code\":\"unsupported_custom_tool\"}}"}}

Action Required

Assign this issue to an agent to debug and fix the issue.

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/github/gh-aw/actions/runs/37383059648

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

Generated from Daily Go Test Parallelizer · codex · 3.01 AIC · ◷

• expires on Oct 6, 2026, 10:36 AM UTC