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[carousel] Special handle originating element for ::scroll-marker focus

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[carousel] Special handle originating element for ::scroll-marker focus #57096

[carousel] Special handle originating element for ::scroll-marker focus
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Community-TC Integration / wpt-firefox-nightly-results succeeded Jan 9, 2026 in 28m 5s

Community-TC (pull_request)

Collect results for all tests affected by a pull request in firefox.

Details

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

Task Status

Started: 2026-01-09T13:42:43.267Z
Resolved: 2026-01-09T13:48:00.497Z
Task Execution Time: 5 minutes, 17 seconds, 230 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/wpt_report.json.gz
- public/results/wpt_screenshot.txt.gz

WPT Command: python3 ./wpt run --channel=nightly --no-fail-on-unexpected --log-wptreport=../artifacts/wpt_report.json --log-wptscreenshot=../artifacts/wpt_screenshot.txt --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 2026-01-09 13:42:43.326Z] Task ID: VdCcFB5cRnaSbx0fs2gvKQ
[taskcluster 2026-01-09 13:42:43.326Z] Worker ID: 2115791207665598200
[taskcluster 2026-01-09 13:42:43.326Z] Worker Group: us-east4-b
[taskcluster 2026-01-09 13:42:43.326Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-01-09 13:42:43.326Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-01-09 13:42:43.326Z] Worker Version: 46.1.0
[taskcluster 2026-01-09 13:42:43.326Z] Public IP: 34.11.78.123
[taskcluster 2026-01-09 13:42:43.326Z] Hostname: proj-wpt-ci-a3d3dlshstwulbjgz-lykw

[taskcluster 2026-01-09 13:42:44.352Z] === 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

...(271 lines hidden)...

Failed to read: session.screen0.showwindowposition
Setting default value
Failed to read: session.screen0.autoRaise
Setting default value
Failed to read: session.screen0.clickRaises
Setting default value
Failed to read: session.screen0.defaultDeco
Setting default value
Failed to read: session.screen0.tab.placement
Setting default value
Failed to read: session.screen0.windowMenu
Setting default value
Failed to read: session.screen0.noFocusWhileTypingDelay
Setting default value
Failed to read: session.screen0.workspaces
Setting default value
Failed to read: session.screen0.edgeSnapThreshold
Setting default value
Failed to read: session.screen0.window.focus.alpha
Setting default value
Failed to read: session.screen0.window.unfocus.alpha
Setting default value
Failed to read: session.screen0.menu.alpha
Setting default value
Failed to read: session.screen0.menuDelay
Setting default value
Failed to read: session.screen0.tab.width
Setting default value
Failed to read: session.screen0.tooltipDelay
Setting default value
Failed to read: session.screen0.allowRemoteActions
Setting default value
Failed to read: session.screen0.clientMenu.usePixmap
Setting default value
Failed to read: session.screen0.tabs.usePixmap
Setting default value
Failed to read: session.screen0.tabs.maxOver
Setting default value
Failed to read: session.screen0.tabs.intitlebar
Setting default value
Failed to read: session.screen0.focusModel
Setting default value
Failed to read: session.screen0.tabFocusModel
Setting default value
Failed to read: session.screen0.focusNewWindows
Setting default value
Failed to read: session.screen0.focusSameHead
Setting default value
Failed to read: session.screen0.rowPlacementDirection
Setting default value
Failed to read: session.screen0.colPlacementDirection
Setting default value
Failed to read: session.screen0.windowPlacement
Setting default value
Failed to read: session.screen0.slit.acceptKdeDockapps
Setting default value
Failed to read: session.screen0.slit.autoHide
Setting default value
Failed to read: session.screen0.slit.maxOver
Setting default value
Failed to read: session.screen0.slit.placement
Setting default value
Failed to read: session.screen0.slit.alpha
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Failed to read: session.screen0.slit.onhead
Setting default value
Failed to read: session.screen0.slit.layer
Setting default value
Failed to read: session.screen0.toolbar.autoHide
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Failed to read: session.screen0.toolbar.maxOver
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Failed to read: session.screen0.toolbar.visible
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Failed to read: session.screen0.toolbar.alpha
Setting default value
Failed to read: session.screen0.toolbar.layer
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Failed to read: session.screen0.toolbar.onhead
Setting default value
Failed to read: session.screen0.toolbar.placement
Setting default value
Failed to read: session.screen0.toolbar.height
Setting default value
Failed to read: session.screen0.iconbar.mode
Setting default value
Failed to read: session.screen0.iconbar.alignment
Setting default value
Failed to read: session.screen0.iconbar.iconWidth
Setting default value
Failed to read: session.screen0.iconbar.iconTextPadding
Setting default value
Failed to read: session.screen0.iconbar.usePixmap
Setting default value
 0:26.24 INFO Identified 1 affected tests
 0:26.24 INFO Using certutil /usr/bin/certutil
 0:26.24 INFO Downloading geckodriver
 0:26.24 INFO Attempting to install webdriver from nightly
 0:26.76 INFO Extracted geckodriver to /home/test/web-platform-tests/_venv3/bin/geckodriver
 0:26.76 INFO Installed b'geckodriver 0.36.0 (c623a8e6b706 2026-01-09 01:26 +0000)'
 0:31.02 INFO Getting profile data from git ref 8c19fa8bd6e924436ee5f8126b12b50f324348ba
 0:31.11 INFO Test prefs downloaded to /home/test/web-platform-tests/_venv3/profiles/8c19fa8bd6e924436ee5f8126b12b50f324348ba/148.0a1
[1325] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 0:31.26 mozversion INFO application_buildid: 20260109095429
 0:31.26 mozversion INFO application_changeset: c623a8e6b70664161e95d569e26780f511063a48
 0:31.26 mozversion INFO application_display_name: Firefox Nightly
 0:31.26 mozversion INFO application_id: {ec8030f7-c20a-464f-9b0e-13a3a9e97384}
 0:31.26 mozversion INFO application_name: Firefox
 0:31.26 mozversion INFO application_remotingname: firefox-nightly
 0:31.26 mozversion INFO application_repository: https://hg.mozilla.org/mozilla-central
 0:31.26 mozversion INFO application_vendor: Mozilla
 0:31.26 mozversion INFO application_version: 148.0a1
 0:31.26 mozversion INFO platform_buildid: 20260109095429
 0:31.26 mozversion INFO platform_changeset: c623a8e6b70664161e95d569e26780f511063a48
 0:31.26 mozversion INFO platform_repository: https://hg.mozilla.org/mozilla-central
 0:31.26 mozversion INFO platform_version: 148.0a1
 0:37.97 INFO Installed font: Ahem.ttf
 0:39.06 wptserve INFO Starting http server on http://127.0.0.1:8000
 0:39.17 wptserve INFO Starting https server on https://127.0.0.1:8445
 0:39.20 wptserve INFO Starting https server on https://127.0.0.1:8446
 0:39.21 wptserve INFO Starting http server on http://127.0.0.1:8001
 0:39.22 wptserve INFO Starting http server on http://127.0.0.1:8003
 0:39.22 wptserve INFO Starting http server on http://127.0.0.1:8002
 0:39.23 wptserve INFO Starting https server on https://127.0.0.1:8444
 0:39.25 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 0:39.25 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:39.25 wptserve INFO Starting https server on https://127.0.0.1:8443
 0:39.25 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:39.25 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:39.25 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:39.26 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:39.26 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:39.39 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 0:40.34 SUITE_START: web-platform-test - running 1 tests
mem avail: 14404 of 15806 MiB (91.13%), swap free:    0 of    0 MiB ( 0.00%)
 1:28.78 INFO Using 1 child processes
 1:28.80 INFO Setting up ssl
 1:28.82 certutil Full command: /usr/bin/certutil -N -d /tmp/tmpre_qb4wz.mozrunner -f /tmp/tmpre_qb4wz.mozrunner/.crtdbpw
certutil b''
 1:28.85 certutil b''
 1:28.85 certutil b'\nCertificate Nickname                                         Trust Attributes\n                                                             SSL,S/MIME,JAR/XPI\n\nweb-platform-tests                                           CT,, \n'
 1:28.85 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpdcfmdein
 1:28.87 INFO Starting runner
 1:28.87 pid:1429 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:1429 [1429] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:29.55 pid:1429 1767966469399	Marionette	INFO	Marionette enabled
 1:29.67 pid:1429 1767966469521	Marionette	INFO	Listening on port 35077
Failed to read: session.screen0.titlebar.left
Setting default value
Failed to read: session.screen0.titlebar.right
Setting default value
 1:32.91 pid:1429 console.error: services.settings:
 1:32.92 pid:1429   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 1:32.92 pid:1429   Stack:
 1:32.92 pid:1429     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 1:32.92 pid:1429 list@resource://services-settings/Database.sys.mjs:96:13
 1:33.14 pid:1429 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]
 1:33.43 TEST_START: /css/css-pseudo/events-on-pseudo-element.tentative.html
 1:34.18 pid:1429 JavaScript error: http://web-platform.test:8000/css/css-pseudo/events-on-pseudo-element.tentative.html, line 197: TypeError: target.pseudo is not a function
 1:34.21 TEST_END: ERROR, expected OK - TypeError: target.pseudo is not a function
@http://web-platform.test:8000/css/css-pseudo/events-on-pseudo-element.tentative.html:197:32

 1:34.21 INFO No more tests
 1:34.21 pid:1429 1767966474057	Marionette	INFO	Stopped listening on port 35077
 1:35.11 INFO Browser exited with return code -15
 1:34.94 INFO Closing logging queue
 1:34.94 INFO queue closed
 1:35.12 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 1 checks (1 tests)
Expected results: 0
Unexpected results: 1
  test: 1 (1 error)

Unexpected Results
------------------
ERROR /css/css-pseudo/events-on-pseudo-element.tentative.html - TypeError: target.pseudo is not a function
@http://web-platform.test:8000/css/css-pseudo/events-on-pseudo-element.tentative.html:197:32
 1:35.12 INFO Got 1 unexpected results, with 0 unexpected passes
 1:35.12 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:35.12 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:35.12 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:35.12 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:35.12 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:35.13 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:35.13 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:35.13 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:35.13 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:35.14 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:35.41 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:35.41 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:35.47 INFO Removed font: Ahem.ttf
 1:35.50 INFO Closing logging queue
 1:35.50 INFO queue closed
 1:35.50 INFO Tolerating 1 unexpected results
[taskcluster 2026-01-09 13:47:57.541Z] === Task Finished ===
[taskcluster 2026-01-09 13:47:58.491Z] Successful task run with exit code: 0 completed in 315.166 seconds