Test serialization of processing instructions in HTML #57486
Community-TC Integration / wpt-firefox-nightly-stability
succeeded
Feb 2, 2026 in 4m 17s
Community-TC (pull_request)
Verify that all tests affected by a pull request are stable when executed in firefox.
Details
View task in Taskcluster | View logs in Taskcluster | View task group in Taskcluster
Task Status
Started: 2026-02-02T15:36:23.294Z
Resolved: 2026-02-02T15:39:04.757Z
Task Execution Time: 2 minutes, 41 seconds, 463 milliseconds
Task Status: completed
Reason Resolved: completed
RunId: 0
Artifacts
- public/logs/live_backing.log
- public/logs/live.log
- public/results/checkrun.md
WPT Command: python3 ./wpt run --channel=nightly --verify --verify-no-chaos-mode --verify-repeat-loop=0 --verify-repeat-restart=10 --github-checks-text-file=/home/test/artifacts/checkrun.md --affected base_head --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 2026-02-02 15:36:23.392Z] Task ID: C0Ljiyn8R5Kta9dZoi3UUw
[taskcluster 2026-02-02 15:36:23.392Z] Worker ID: 6587005639152467384
[taskcluster 2026-02-02 15:36:23.392Z] Worker Group: us-east1-d
[taskcluster 2026-02-02 15:36:23.392Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-02-02 15:36:23.392Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-02-02 15:36:23.392Z] Worker Version: 46.1.0
[taskcluster 2026-02-02 15:36:23.392Z] Public IP: 35.237.174.89
[taskcluster 2026-02-02 15:36:23.392Z] Hostname: proj-wpt-ci-nelgppvsrxerip56zm-vga
[taskcluster 2026-02-02 15:36:24.358Z] === 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
...(605 lines hidden)...
0:48.46 pid:3144 console.error: services.settings:
0:48.46 pid:3144 Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
0:48.46 pid:3144 Stack:
0:48.46 pid:3144 EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
0:48.46 pid:3144 list@resource://services-settings/Database.sys.mjs:96:13
0:48.59 pid:3144 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]
0:48.82 TEST_START: /html/syntax/serializing-html-fragments/processing-instructions.html
0:49.41 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
0:49.41 INFO No more tests
0:49.41 pid:3144 1770046726797 Marionette INFO Stopped listening on port 57815
0:50.14 INFO Browser exited with return code -15
0:50.01 INFO Closing logging queue
0:50.01 INFO queue closed
0:50.15 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 18 checks (12 subtests, 6 tests)
Expected results: 18
Unexpected results: 0
OK
0:50.15 INFO Got 0 unexpected results, with 0 unexpected passes
0:50.15 INFO Repetition 7 / 10
0:50.15 SUITE_START: web-platform-test - running 1 tests
0:50.15 INFO Using 1 child processes
0:50.16 INFO Setting up ssl
0:50.19 certutil b''
0:50.21 certutil b''
0:50.22 certutil b'\nCertificate Nickname Trust Attributes\n SSL,S/MIME,JAR/XPI\n\nweb-platform-tests CT,, \n'
0:50.22 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp7qnrpx8h
0:50.23 INFO Starting runner
0:50.23 pid:3465 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:3465 [3465] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
0:50.77 pid:3465 1770046728153 Marionette INFO Marionette enabled
0:50.89 pid:3465 1770046728272 Marionette INFO Listening on port 56559
0:51.95 pid:3465 console.error: services.settings:
0:51.95 pid:3465 Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
0:51.95 pid:3465 Stack:
0:51.95 pid:3465 EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
0:51.95 pid:3465 list@resource://services-settings/Database.sys.mjs:96:13
0:52.08 pid:3465 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]
0:52.30 TEST_START: /html/syntax/serializing-html-fragments/processing-instructions.html
0:52.88 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
0:52.88 INFO No more tests
0:52.89 pid:3465 1770046730276 Marionette INFO Stopped listening on port 56559
0:53.63 INFO Browser exited with return code -15
0:53.50 INFO Closing logging queue
0:53.50 INFO queue closed
0:53.64 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 21 checks (14 subtests, 7 tests)
Expected results: 21
Unexpected results: 0
OK
0:53.64 INFO Got 0 unexpected results, with 0 unexpected passes
0:53.64 INFO Repetition 8 / 10
0:53.64 SUITE_START: web-platform-test - running 1 tests
0:53.64 INFO Using 1 child processes
0:53.66 INFO Setting up ssl
0:53.68 certutil b''
0:53.71 certutil b''
0:53.71 certutil b'\nCertificate Nickname Trust Attributes\n SSL,S/MIME,JAR/XPI\n\nweb-platform-tests CT,, \n'
0:53.71 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpz74zl2db
0:53.73 INFO Starting runner
0:53.73 pid:3805 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:3805 [3805] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
0:54.28 pid:3805 1770046731670 Marionette INFO Marionette enabled
0:54.40 pid:3805 1770046731790 Marionette INFO Listening on port 56971
0:54.41 pid:3805 [Parent 3805, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
0:54.41 pid:3805 : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
0:54.41 pid:3805 ** (firefox-nightly:3805): WARNING **: 15:38:51.796: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
0:55.49 pid:3805 console.error: services.settings:
0:55.49 pid:3805 Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
0:55.50 pid:3805 Stack:
0:55.50 pid:3805 EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
0:55.50 pid:3805 list@resource://services-settings/Database.sys.mjs:96:13
0:55.62 pid:3805 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]
0:55.87 TEST_START: /html/syntax/serializing-html-fragments/processing-instructions.html
0:56.32 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
0:56.32 INFO No more tests
0:56.33 pid:3805 1770046733711 Marionette INFO Stopped listening on port 56971
0:57.03 INFO Browser exited with return code -15
0:56.93 INFO Closing logging queue
0:56.93 INFO queue closed
0:57.04 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 24 checks (16 subtests, 8 tests)
Expected results: 24
Unexpected results: 0
OK
0:57.04 INFO Got 0 unexpected results, with 0 unexpected passes
0:57.04 INFO Repetition 9 / 10
0:57.04 SUITE_START: web-platform-test - running 1 tests
0:57.04 INFO Using 1 child processes
0:57.05 INFO Setting up ssl
0:57.08 certutil b''
0:57.10 certutil b''
0:57.11 certutil b'\nCertificate Nickname Trust Attributes\n SSL,S/MIME,JAR/XPI\n\nweb-platform-tests CT,, \n'
0:57.11 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpfozj5r8t
0:57.12 INFO Starting runner
0:57.12 pid:4173 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:4173 [4173] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
0:57.73 pid:4173 1770046735117 Marionette INFO Marionette enabled
0:57.85 pid:4173 1770046735235 Marionette INFO Listening on port 35881
0:58.92 pid:4173 console.error: services.settings:
0:58.92 pid:4173 Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
0:58.92 pid:4173 Stack:
0:58.92 pid:4173 EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
0:58.92 pid:4173 list@resource://services-settings/Database.sys.mjs:96:13
0:59.03 pid:4173 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]
0:59.24 TEST_START: /html/syntax/serializing-html-fragments/processing-instructions.html
0:59.80 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
0:59.80 INFO No more tests
0:59.80 pid:4173 1770046737190 Marionette INFO Stopped listening on port 35881
1:00.49 INFO Browser exited with return code -15
1:00.38 INFO Closing logging queue
1:00.38 INFO queue closed
1:00.50 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 27 checks (18 subtests, 9 tests)
Expected results: 27
Unexpected results: 0
OK
1:00.50 INFO Got 0 unexpected results, with 0 unexpected passes
1:00.50 INFO Repetition 10 / 10
1:00.50 SUITE_START: web-platform-test - running 1 tests
1:00.50 INFO Using 1 child processes
1:00.51 INFO Setting up ssl
1:00.54 certutil b''
1:00.56 certutil b''
1:00.57 certutil b'\nCertificate Nickname Trust Attributes\n SSL,S/MIME,JAR/XPI\n\nweb-platform-tests CT,, \n'
1:00.57 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpz1avo281
1:00.58 INFO Starting runner
1:00.58 pid:4506 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:4506 [4506] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
1:01.12 pid:4506 1770046738502 Marionette INFO Marionette enabled
1:01.23 pid:4506 1770046738617 Marionette INFO Listening on port 38071
1:01.24 pid:4506 [Parent 4506, Main Thread] WARNING: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
1:01.24 pid:4506 : 'glib warning', file /builds/worker/checkouts/gecko/toolkit/xre/nsSigHandlers.cpp:201
1:01.24 pid:4506 ** (firefox-nightly:4506): WARNING **: 15:38:58.625: Failed to create DBus proxy for org.a11y.Bus: Could not connect: Connection refused
1:02.28 pid:4506 console.error: services.settings:
1:02.28 pid:4506 Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
1:02.28 pid:4506 Stack:
1:02.28 pid:4506 EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
1:02.28 pid:4506 list@resource://services-settings/Database.sys.mjs:96:13
1:02.51 pid:4506 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]
1:02.73 TEST_START: /html/syntax/serializing-html-fragments/processing-instructions.html
1:03.21 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
1:03.21 INFO No more tests
1:03.22 pid:4506 1770046740602 Marionette INFO Stopped listening on port 38071
1:03.97 INFO Browser exited with return code -15
1:03.84 INFO Closing logging queue
1:03.84 INFO queue closed
1:03.98 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 30 checks (20 subtests, 10 tests)
Expected results: 30
Unexpected results: 0
OK
1:03.98 INFO Got 0 unexpected results, with 0 unexpected passes
1:03.98 wptserve INFO Stopped http server on 127.0.0.1:8000
1:03.98 wptserve INFO Stopped http server on 127.0.0.1:8001
1:03.98 wptserve INFO Stopped http server on 127.0.0.1:8002
1:03.99 wptserve INFO Stopped http server on 127.0.0.1:8003
1:04.00 wptserve INFO Stopped http server on 127.0.0.1:8443
1:04.00 wptserve INFO Stopped http server on 127.0.0.1:8444
1:04.00 wptserve INFO Stopped http server on 127.0.0.1:8445
1:04.01 wptserve INFO Stopped http server on 127.0.0.1:8446
1:04.01 wptserve INFO Stopped http server on 127.0.0.1:9000
1:04.01 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
1:04.03 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
1:04.03 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
1:04.16 INFO Removed font: Ahem.ttf
1:04.18 INFO Closing logging queue
1:04.18 INFO queue closed
1:04.19 INFO ::: Ran 10 of expected 10 iterations.
1:04.19 INFO ## All results ##
1:04.19 INFO ### /html/syntax/serializing-html-fragments/processing-instructions.html ###
1:04.19 INFO | Subtest | Results | Messages |
1:04.19 INFO |--------------------------------------------------------|---------|----------|
1:04.19 INFO | | OK | |
1:04.19 INFO | `PI created by document.createProcessingInstruction()` | PASS | |
1:04.19 INFO | `PI adopted from XML document` | PASS | |
1:04.19 INFO
1:04.19 INFO ::: Running tests in a loop with restarts 10 times : PASS
1:04.19 INFO :::
1:04.19 INFO ::: Test verification PASS
1:04.19 INFO :::
[taskcluster 2026-02-02 15:39:03.473Z] === Task Finished ===
[taskcluster 2026-02-02 15:39:03.924Z] Successful task run with exit code: 0 completed in 160.533 seconds
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