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Kill started processes when exiting from tc-run

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Make it easier to run locally in a docker image #57044

Kill started processes when exiting from tc-run
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Community-TC Integration / infrastructure/ tests (firefox) succeeded Jan 8, 2026 in 42m 51s

Community-TC (pull_request)

Smoketests for wptrunner in firefox.

Details

View task in Taskcluster | View logs in Taskcluster | View task group in Taskcluster

Task Status

Started: 2026-01-08T09:38:55.163Z
Resolved: 2026-01-08T09:46:32.143Z
Task Execution Time: 7 minutes, 36 seconds, 980 milliseconds
Task Status: completed
Reason Resolved: completed
RunId: 0

Artifacts

- public/logs/live_backing.log
- public/logs/live.log
- public/results/checkrun.md
- public/results/wptreport-firefox.json.gz

WPT Command: python3 ./wpt run --log-tbpl=- --log-wptreport=../artifacts/wptreport-firefox.json --logcat-dir=../artifacts/ --metadata=infrastructure/metadata/ --include=infrastructure/ --log-mach-level=info --log-mach=- -y --no-pause --no-restart-on-unexpected --install-fonts --verify-log-full --no-headless --binary=/home/test/build/firefox/firefox firefox

[taskcluster 2026-01-08 09:38:55.265Z] Task ID: SGidmb5oTqaIAS6uwtPqQw
[taskcluster 2026-01-08 09:38:55.265Z] Worker ID: 3859742113905496860
[taskcluster 2026-01-08 09:38:55.265Z] Worker Group: us-east4-b
[taskcluster 2026-01-08 09:38:55.265Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-01-08 09:38:55.265Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-01-08 09:38:55.265Z] Worker Version: 46.1.0
[taskcluster 2026-01-08 09:38:55.265Z] Public IP: 34.145.153.113
[taskcluster 2026-01-08 09:38:55.265Z] Hostname: proj-wpt-ci-yfrgc3hfs3onje15f1-6jw

[taskcluster 2026-01-08 09:38:56.204Z] === Task Starting ===
+ '[' '' ']'
+ '[' -d /etc/profile.d ']'
+ for i in /etc/profile.d/*.sh
+ '[' -r /etc/profile.d/01-locale-fix.sh ']'
+ . /etc/profile.d/01-locale-fix.sh
+++ /usr/bin/locale-check C.UTF-8
++ eval
+ for i in /etc/profile.d/*.sh
+ '[' -r /etc/profile.d/apps-bin-path.sh ']'
+ . /etc/profile.d/apps-bin-path.sh

...(3972 lines hidden)...

 3:44.49 WARNING Unexpected viewport size for /infrastructure/reftest/testdriver-iframe.sub.html, (798, 598), expected (800, 600)
Unexpected viewport size for /infrastructure/reftest/testdriver-iframe.sub.html, (798, 598), expected (800, 600)
 3:44.55 WARNING Unexpected viewport size for /infrastructure/reftest/green.html, (798, 598), expected (800, 600)
Unexpected viewport size for /infrastructure/reftest/green.html, (798, 598), expected (800, 600)
 3:44.55 TEST_END: PASS
TEST-PASS | /infrastructure/reftest/testdriver-iframe.sub.html | took 871ms
 3:44.55 INFO Restarting browser for new test environment
Restarting browser for new test environment
 3:44.56 pid:17930 1767865558969	Marionette	INFO	Stopped listening on port 38817
PID 17930 | 1767865558969	Marionette	INFO	Stopped listening on port 38817
 3:45.18 INFO Browser exited with return code -15
Browser exited with return code -15
 3:45.09 INFO Closing logging queue
Closing logging queue
 3:45.09 INFO queue closed
queue closed
 3:45.19 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp_s9bn0d7
Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp_s9bn0d7
 3:45.20 INFO Starting runner
Starting runner
 3:45.20 pid:18289 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:18289 [18289] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
PID 18289 | [18289] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 3:45.70 pid:18289 1767865560108	Marionette	INFO	Marionette enabled
PID 18289 | 1767865560108	Marionette	INFO	Marionette enabled
 3:45.80 pid:18289 1767865560212	Marionette	INFO	Listening on port 59507
PID 18289 | 1767865560212	Marionette	INFO	Listening on port 59507
 3:45.81 pid:18289 [Parent 18289, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
PID 18289 | [Parent 18289, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
 3:45.81 pid:18289 : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
PID 18289 | : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
 3:45.81 pid:18289 ** (firefox-nightly:18289): WARNING **: 09:46:00.218: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
PID 18289 | ** (firefox-nightly:18289): WARNING **: 09:46:00.218: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
 3:46.70 pid:18289 console.error: services.settings:
PID 18289 | console.error: services.settings:
 3:46.70 pid:18289   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
PID 18289 |   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 3:46.70 pid:18289   Stack:
PID 18289 |   Stack:
 3:46.70 pid:18289     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
PID 18289 |     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 3:46.70 pid:18289 list@resource://services-settings/Database.sys.mjs:96:13
PID 18289 | list@resource://services-settings/Database.sys.mjs:96:13
 3:46.83 pid:18289 console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
PID 18289 | console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
 3:46.93 TEST_START: /infrastructure/reftest/testdriver-in-ref.html
TEST-START | /infrastructure/reftest/testdriver-in-ref.html
 3:46.97 pid:18289 1767865561383	Marionette	INFO	Testing http://web-platform.test:8000/infrastructure/reftest/testdriver-in-ref.html == http://web-platform.test:8000/infrastructure/reftest/testdriver.html
PID 18289 | 1767865561383	Marionette	INFO	Testing http://web-platform.test:8000/infrastructure/reftest/testdriver-in-ref.html == http://web-platform.test:8000/infrastructure/reftest/testdriver.html
 3:47.14 pid:18289 1767865561556	Marionette	INFO	Emitted TestRendered event
PID 18289 | 1767865561556	Marionette	INFO	Emitted TestRendered event
 4:01.13 pid:18289 console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
PID 18289 | console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
 4:01.13 pid:18289 JavaScript error: resource:///modules/backup/BackupService.sys.mjs, line 3812: NotAllowedError: PathUtils.join: PathUtils does not support empty paths
PID 18289 | JavaScript error: resource:///modules/backup/BackupService.sys.mjs, line 3812: NotAllowedError: PathUtils.join: PathUtils does not support empty paths
 4:07.54 TEST_END: TIMEOUT
TEST-TIMEOUT | /infrastructure/reftest/testdriver-in-ref.html | took 20609ms
 4:07.54 INFO Restarting browser for new test environment
Restarting browser for new test environment
 4:07.55 pid:18289 1767865581960	Marionette	INFO	Stopped listening on port 59507
PID 18289 | 1767865581960	Marionette	INFO	Stopped listening on port 59507
 4:08.12 INFO Browser exited with return code -15
Browser exited with return code -15
 4:08.01 INFO Closing logging queue
Closing logging queue
 4:08.02 INFO queue closed
queue closed
 4:08.14 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpr4a7yfle
Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpr4a7yfle
 4:08.15 INFO Starting runner
Starting runner
 4:08.15 pid:18660 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:18660 [18660] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
PID 18660 | [18660] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 4:08.64 pid:18660 1767865583051	Marionette	INFO	Marionette enabled
PID 18660 | 1767865583051	Marionette	INFO	Marionette enabled
 4:08.74 pid:18660 1767865583154	Marionette	INFO	Listening on port 53191
PID 18660 | 1767865583154	Marionette	INFO	Listening on port 53191
 4:09.62 pid:18660 console.error: services.settings:
PID 18660 | console.error: services.settings:
 4:09.62 pid:18660   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
PID 18660 |   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 4:09.62 pid:18660   Stack:
PID 18660 |   Stack:
 4:09.62 pid:18660     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
PID 18660 |     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 4:09.62 pid:18660 list@resource://services-settings/Database.sys.mjs:96:13
PID 18660 | list@resource://services-settings/Database.sys.mjs:96:13
 4:09.74 pid:18660 console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
PID 18660 | console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
 4:09.84 TEST_START: /infrastructure/reftest/testdriver.html
TEST-START | /infrastructure/reftest/testdriver.html
 4:10.57 WARNING Unexpected viewport size for /infrastructure/reftest/testdriver.html, (798, 598), expected (800, 600)
Unexpected viewport size for /infrastructure/reftest/testdriver.html, (798, 598), expected (800, 600)
 4:10.57 TEST_END: PASS
TEST-PASS | /infrastructure/reftest/testdriver.html | took 724ms
 4:10.57 INFO Restarting browser for new test environment
Restarting browser for new test environment
 4:10.58 pid:18660 1767865584991	Marionette	INFO	Stopped listening on port 53191
PID 18660 | 1767865584991	Marionette	INFO	Stopped listening on port 53191
 4:11.26 INFO Browser exited with return code -15
Browser exited with return code -15
 4:11.14 INFO Closing logging queue
Closing logging queue
 4:11.14 INFO queue closed
queue closed
 4:11.27 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp7azpo14y
Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp7azpo14y
 4:11.28 INFO Starting runner
Starting runner
 4:11.28 pid:19013 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:19013 [19013] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
PID 19013 | [19013] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 4:11.78 pid:19013 1767865586194	Marionette	INFO	Marionette enabled
PID 19013 | 1767865586194	Marionette	INFO	Marionette enabled
 4:11.89 pid:19013 1767865586298	Marionette	INFO	Listening on port 58515
PID 19013 | 1767865586298	Marionette	INFO	Listening on port 58515
 4:11.89 pid:19013 [Parent 19013, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
PID 19013 | [Parent 19013, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
 4:11.89 pid:19013 : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
PID 19013 | : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
 4:11.89 pid:19013 ** (firefox-nightly:19013): WARNING **: 09:46:26.304: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
PID 19013 | ** (firefox-nightly:19013): WARNING **: 09:46:26.304: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
 4:12.78 pid:19013 console.error: services.settings:
PID 19013 | console.error: services.settings:
 4:12.78 pid:19013   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
PID 19013 |   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 4:12.78 pid:19013   Stack:
PID 19013 |   Stack:
 4:12.78 pid:19013     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
PID 19013 |     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 4:12.78 pid:19013 list@resource://services-settings/Database.sys.mjs:96:13
PID 19013 | list@resource://services-settings/Database.sys.mjs:96:13
 4:12.94 pid:19013 console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
PID 19013 | console.warn: BackupService: "There was an error while trying to get the Document's directory" [Exception... "Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIProperties.get]"  nsresult: "0x80004005 (NS_ERROR_FAILURE)"  location: "JS frame :: resource:///modules/backup/BackupService.sys.mjs :: get docsDirFolderPath :: line 1245"  data: no]
 4:13.03 TEST_START: /infrastructure/reftest-wait.html
TEST-START | /infrastructure/reftest-wait.html
 4:13.07 pid:19013 1767865587481	Marionette	INFO	Testing http://web-platform.test:8000/infrastructure/reftest-wait.html == http://web-platform.test:8000/infrastructure/reftest-wait-ref.html
PID 19013 | 1767865587481	Marionette	INFO	Testing http://web-platform.test:8000/infrastructure/reftest-wait.html == http://web-platform.test:8000/infrastructure/reftest-wait-ref.html
 4:13.30 pid:19013 1767865587711	Marionette	INFO	Emitted TestRendered event
PID 19013 | 1767865587711	Marionette	INFO	Emitted TestRendered event
 4:14.34 pid:19013 1767865588756	Marionette	INFO	No differences allowed
PID 19013 | 1767865588756	Marionette	INFO	No differences allowed
 4:14.35 TEST_END: PASS
TEST-PASS | /infrastructure/reftest-wait.html | took 1319ms
 4:14.35 INFO No more tests
No more tests
 4:14.37 pid:19013 1767865588785	Marionette	INFO	Stopped listening on port 58515
PID 19013 | 1767865588785	Marionette	INFO	Stopped listening on port 58515
 4:14.95 INFO Browser exited with return code -15
Browser exited with return code -15
 4:14.84 INFO Closing logging queue
Closing logging queue
 4:14.84 INFO queue closed
queue closed
 4:14.96 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 411 checks (224 subtests, 187 tests)
Expected results: 409
Skipped: 2 tests
Unexpected results: 0
OK
SUITE-END | took 233s
 4:14.96 INFO Got 0 unexpected results, with 0 unexpected passes
Got 0 unexpected results, with 0 unexpected passes
 4:14.96 wptserve INFO Stopped http server on 127.0.0.1:8000
wptserve Stopped http server on 127.0.0.1:8000
 4:14.96 wptserve INFO Stopped http server on 127.0.0.1:8001
wptserve Stopped http server on 127.0.0.1:8001
 4:14.96 wptserve INFO Stopped http server on 127.0.0.1:8002
wptserve Stopped http server on 127.0.0.1:8002
 4:14.97 wptserve INFO Stopped http server on 127.0.0.1:8443
wptserve Stopped http server on 127.0.0.1:8443
 4:14.97 wptserve INFO Stopped http server on 127.0.0.1:8003
wptserve Stopped http server on 127.0.0.1:8003
 4:14.97 wptserve INFO Stopped http server on 127.0.0.1:8444
wptserve Stopped http server on 127.0.0.1:8444
 4:14.97 wptserve INFO Stopped http server on 127.0.0.1:8445
wptserve Stopped http server on 127.0.0.1:8445
 4:14.97 wptserve INFO Stopped http server on 127.0.0.1:9000
wptserve Stopped http server on 127.0.0.1:9000
 4:14.98 wptserve INFO Stopped http server on 127.0.0.1:8446
wptserve Stopped http server on 127.0.0.1:8446
 4:14.98 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
wptserve Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 4:15.15 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
wptserve Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 4:15.35 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
wptserve Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 4:15.39 INFO Removed font: Ahem.ttf
Removed font: Ahem.ttf
 4:15.41 INFO Closing logging queue
Closing logging queue
 4:15.41 INFO queue closed
queue closed
[taskcluster 2026-01-08 09:46:30.828Z] === Task Finished ===
[taskcluster 2026-01-08 09:46:31.441Z] Successful task run with exit code: 0 completed in 456.176 seconds
View more details on Community-TC Integration