test: validate pull request decision execution - #1026

[taskcluster 2026-08-26T07:57:49.697Z] Worker Type (mozilla-t/pre-commit) settings:
[taskcluster 2026-08-26T07:57:49.697Z]   {
[taskcluster 2026-08-26T07:57:49.697Z]     "generic-worker": {
[taskcluster 2026-08-26T07:57:49.697Z]       "config": {
[taskcluster 2026-08-26T07:57:49.697Z]         "capacity": 1,
[taskcluster 2026-08-26T07:57:49.697Z]         "headlessTasks": true
[taskcluster 2026-08-26T07:57:49.697Z]       },
[taskcluster 2026-08-26T07:57:49.697Z]       "engine": "multiuser",
[taskcluster 2026-08-26T07:57:49.697Z]       "go-arch": "amd64",
[taskcluster 2026-08-26T07:57:49.697Z]       "go-os": "linux",
[taskcluster 2026-08-26T07:57:49.697Z]       "go-version": "go1.26.4",
[taskcluster 2026-08-26T07:57:49.697Z]       "release": "https://github.com/taskcluster/taskcluster/releases/tag/v105.0.0",
[taskcluster 2026-08-26T07:57:49.697Z]       "revision": "66ac7d3ec5cd069e97ce9b062395e3d119496003",
[taskcluster 2026-08-26T07:57:49.697Z]       "source": "https://github.com/taskcluster/taskcluster/commits/66ac7d3ec5cd069e97ce9b062395e3d119496003",
[taskcluster 2026-08-26T07:57:49.697Z]       "version": "105.0.0"
[taskcluster 2026-08-26T07:57:49.697Z]     },
[taskcluster 2026-08-26T07:57:49.697Z]     "image": "projects/taskcluster-imaging/global/images/gw-fxci-gcp-l1-2404-amd64-headless-googlecompute-2026-08-18",
[taskcluster 2026-08-26T07:57:49.697Z]     "instance-id": "1854461590311777519",
[taskcluster 2026-08-26T07:57:49.697Z]     "instance-type": "projects/887720501152/machineTypes/c3d-standard-4",
[taskcluster 2026-08-26T07:57:49.697Z]     "local-ipv4": "10.138.1.21",
[taskcluster 2026-08-26T07:57:49.697Z]     "project-id": "fxci-production-level1-workers",
[taskcluster 2026-08-26T07:57:49.697Z]     "public-hostname": "mozilla-t-pre-commit-drc6cs1et--7l5pexnuj9g.c.fxci-production-level1-workers.internal",
[taskcluster 2026-08-26T07:57:49.697Z]     "public-ipv4": "34.182.43.157",
[taskcluster 2026-08-26T07:57:49.697Z]     "region": "us-west1",
[taskcluster 2026-08-26T07:57:49.697Z]     "zone": "us-west1-b"
[taskcluster 2026-08-26T07:57:49.697Z]   }
[taskcluster 2026-08-26T07:57:49.697Z] Task ID: QcuNgDj4Q-WYBNqpUHzu5g
[taskcluster 2026-08-26T07:57:49.697Z] === Task Starting ===
[taskcluster 2026-08-26T07:57:50.314Z] [mounts] Moving existing writable directory cache lint-pre-commit-repos-v1 from /home/generic-worker/caches/E8-O4hVTR-K-3rKvdYsVaA to /home/task_QcuNgDj4Q-WYB_0/cache0
[taskcluster 2026-08-26T07:57:50.314Z] [mounts] Creating directory /home/task_QcuNgDj4Q-WYB_0
[taskcluster 2026-08-26T07:57:50.326Z] [mounts] Successfully mounted writable directory cache '/home/task_QcuNgDj4Q-WYB_0/cache0'
[taskcluster 2026-08-26T07:57:50.326Z] [mounts] Moving existing writable directory cache lint-pre-commit-checkout-taskcluster-taskgraph-v1 from /home/generic-worker/caches/AXjmdw56QcOMrMy2Y-zQ4A to /home/task_QcuNgDj4Q-WYB_0/cache1
[taskcluster 2026-08-26T07:57:50.326Z] [mounts] Creating directory /home/task_QcuNgDj4Q-WYB_0
[taskcluster 2026-08-26T07:57:50.338Z] [mounts] Successfully mounted writable directory cache '/home/task_QcuNgDj4Q-WYB_0/cache1'
[taskcluster 2026-08-26T07:57:50.338Z] [mounts] Moving existing writable directory cache lint-pre-commit-uv-v1 from /home/generic-worker/caches/TCgoCgj_QAi7thogvZOw6Q to /home/task_QcuNgDj4Q-WYB_0/cache2
[taskcluster 2026-08-26T07:57:50.338Z] [mounts] Creating directory /home/task_QcuNgDj4Q-WYB_0
[taskcluster 2026-08-26T07:57:50.349Z] [mounts] Successfully mounted writable directory cache '/home/task_QcuNgDj4Q-WYB_0/cache2'
[taskcluster 2026-08-26T07:57:50.349Z] [d2g] Using cached docker image "docker.io/mozillareleases/taskgraph:run-task-v24.1.1@sha256:9b9a1a3ca42025bb8d7eba19e1b8759f04504097265074df25bbc997bd802543"
[taskcluster 2026-08-26T07:57:50.352Z] Executing command 0: docker run -t --name taskcontainer_Li7jBvTQQfaMuW8ci3pJ3Q --memory-swap -1 --pids-limit -1 --pull=never --log-driver=none '--add-host=localhost.localdomain:127.0.0.1' -v '/home/task_QcuNgDj4Q-WYB_0/cache0:/builds/worker/.cache/pre-commit' -v /home/task_QcuNgDj4Q-WYB_0/cache1:/builds/worker/checkouts -v '/home/task_QcuNgDj4Q-WYB_0/cache2:/builds/worker/.cache/uv' --network gw-task-QcuNgDj4Q-WY-0 '--add-host=taskcluster:172.18.0.1' --env-file 'env.list' 'mozillareleases/taskgraph:run-task-v24.1.1@sha256:9b9a1a3ca42025bb8d7eba19e1b8759f04504097265074df25bbc997bd802543' run-task --src-checkout=/builds/worker/checkouts/src --task-cwd=/builds/worker/checkouts/src -- bash -c 'uv tool install pre-commit && /builds/worker/.local/bin/pre-commit run --all-files'
[setup 2026-08-26T07:57:50.638+00:00] run-task started in /
[setup 2026-08-26T07:57:50.638+00:00] Invoked by command: --src-checkout=/builds/worker/checkouts/src --task-cwd=/builds/worker/checkouts/src -- bash -c uv tool install pre-commit && /builds/worker/.local/bin/pre-commit run --all-files
[setup 2026-08-26T07:57:50.638+00:00] Python version: 3.13.5
[setup 2026-08-26T07:57:50.638+00:00] Subprocess python version: 
cpython-3.13.5-linux-x86_64-gnu    /usr/bin/python3.13
cpython-3.13.5-linux-x86_64-gnu    /usr/bin/python3 -> python3.13
[cache 2026-08-26T07:57:50.739+00:00] cache /builds/worker/.cache/uv exists; requirements: gid=1000 uid=1000 version=1
[cache 2026-08-26T07:57:50.739+00:00] cache /builds/worker/.cache/pre-commit exists; requirements: gid=1000 uid=1000 version=1
[cache 2026-08-26T07:57:50.739+00:00] cache /builds/worker/checkouts exists; requirements: gid=1000 uid=1000 version=1
[setup 2026-08-26T07:57:50.740+00:00] running as worker:worker
[vcs 2026-08-26T07:57:50.740+00:00] executing ['git', 'config', '--global', '--add', 'safe.directory', '/builds/worker/checkouts/src']
[vcs 2026-08-26T07:57:50.742+00:00] executing ['git', 'fetch', 'https://github.com/dev-dharan24/taskgraph', 'ci-behavior-validation']
[vcs 2026-08-26T07:57:51.149+00:00] From https://github.com/dev-dharan24/taskgraph
[vcs 2026-08-26T07:57:51.149+00:00]  * branch            ci-behavior-validation -> FETCH_HEAD
[vcs 2026-08-26T07:57:51.151+00:00] executing ['git', 'checkout', '-f', '-B', 'ci-behavior-validation', 'd4cadc54dd8dad257c024e506dd726e4dcfc6722']
[vcs 2026-08-26T07:57:51.158+00:00] Reset branch 'ci-behavior-validation'
[vcs 2026-08-26T07:57:51.159+00:00] cleaning git checkout...
[vcs 2026-08-26T07:57:51.159+00:00] executing ['git', 'clean', '-nxdff']
[vcs 2026-08-26T07:57:51.163+00:00] removing ['/builds/worker/checkouts/src/.ruff_cache/']
[vcs 2026-08-26T07:57:51.164+00:00] successfully cleaned git checkout!
[vcs 2026-08-26T07:57:51.167+00:00] TinderboxPrint:<a href='https://github.com/dev-dharan24/taskgraph/commit/d4cadc54dd8dad257c024e506dd726e4dcfc6722' title='Built from taskgraph commit d4cadc54dd8dad257c024e506dd726e4dcfc6722'>d4cadc54dd8dad257c024e506dd726e4dcfc6722</a>
[setup 2026-08-26T07:57:51.167+00:00] UV_CACHE_DIR is /builds/worker/.cache/uv
[task 2026-08-26T07:57:51.167+00:00] executing ['bash', '-c', 'uv tool install pre-commit && /builds/worker/.local/bin/pre-commit run --all-files']
[task 2026-08-26T07:57:51.227+00:00] Resolved 10 packages in 4ms
[task 2026-08-26T07:57:51.232+00:00] warning: Failed to hardlink files; falling back to full copy. This may lead to degraded performance.
[task 2026-08-26T07:57:51.232+00:00]          If the cache and target directories are on different filesystems, hardlinking may not be supported.
[task 2026-08-26T07:57:51.232+00:00]          If this is intentional, set `export UV_LINK_MODE=copy` or use `--link-mode=copy` to suppress this warning.
[task 2026-08-26T07:57:51.253+00:00] Installed 10 packages in 24ms
[task 2026-08-26T07:57:51.253+00:00]  + cfgv==3.5.0
[task 2026-08-26T07:57:51.253+00:00]  + distlib==0.4.3
[task 2026-08-26T07:57:51.253+00:00]  + filelock==3.32.4
[task 2026-08-26T07:57:51.254+00:00]  + identify==2.6.19
[task 2026-08-26T07:57:51.254+00:00]  + nodeenv==1.10.0
[task 2026-08-26T07:57:51.254+00:00]  + platformdirs==4.11.4
[task 2026-08-26T07:57:51.254+00:00]  + pre-commit==4.6.2
[task 2026-08-26T07:57:51.254+00:00]  + python-discovery==1.5.3
[task 2026-08-26T07:57:51.254+00:00]  + pyyaml==6.0.3
[task 2026-08-26T07:57:51.255+00:00]  + virtualenv==21.7.5
[task 2026-08-26T07:57:51.255+00:00] Installed 1 executable: pre-commit
[task 2026-08-26T07:57:51.256+00:00] warning: `/builds/worker/.local/bin` is not on your PATH. To use installed tools, run `export PATH="/builds/worker/.local/bin:$PATH"` or `uv tool update-shell`.
[task 2026-08-26T07:57:51.621+00:00] trim trailing whitespace.................................................Passed
[task 2026-08-26T07:57:51.691+00:00] fix end of files.........................................................Passed
[task 2026-08-26T07:57:51.851+00:00] check yaml...............................................................Passed
[task 2026-08-26T07:57:51.939+00:00] check for added large files..............................................Passed
[task 2026-08-26T07:57:51.982+00:00] ruff (legacy alias)......................................................Passed
[task 2026-08-26T07:57:52.026+00:00] ruff format..............................................................Passed
[task 2026-08-26T07:57:52.214+00:00] uv-lock..................................................................Passed
[task 2026-08-26T07:57:52.411+00:00] yamllint.................................................................Passed
[task 2026-08-26T07:57:52.659+00:00] codespell................................................................Passed
[taskcluster 2026-08-26T07:57:52.829Z]                        Exit Code: 0
[taskcluster 2026-08-26T07:57:52.829Z]                        User Time: 11.697ms
[taskcluster 2026-08-26T07:57:52.829Z]                      Kernel Time: 15.95ms
[taskcluster 2026-08-26T07:57:52.829Z]                        Wall Time: 2.476468234s
[taskcluster 2026-08-26T07:57:52.829Z]  Average Available System Memory: 14.43 GiB
[taskcluster 2026-08-26T07:57:52.829Z]       Average System Memory Used: 1.18 GiB
[taskcluster 2026-08-26T07:57:52.829Z]          Peak System Memory Used: 1.25 GiB
[taskcluster 2026-08-26T07:57:52.829Z]              Total System Memory: 15.61 GiB
[taskcluster 2026-08-26T07:57:52.829Z]                           Result: SUCCEEDED
[taskcluster 2026-08-26T07:57:52.829Z] === Task Finished ===
[taskcluster 2026-08-26T07:57:52.829Z] Task Duration: 2.477116874s
[taskcluster 2026-08-26T07:57:52.869Z] [mounts] Preserving cache: Moving "/home/task_QcuNgDj4Q-WYB_0/cache0" to "/home/generic-worker/caches/E8-O4hVTR-K-3rKvdYsVaA"
[taskcluster 2026-08-26T07:57:52.869Z] [mounts] Preserving cache: Moving "/home/task_QcuNgDj4Q-WYB_0/cache1" to "/home/generic-worker/caches/AXjmdw56QcOMrMy2Y-zQ4A"
[taskcluster 2026-08-26T07:57:52.869Z] [mounts] Preserving cache: Moving "/home/task_QcuNgDj4Q-WYB_0/cache2" to "/home/generic-worker/caches/TCgoCgj_QAi7thogvZOw6Q"