[taskcluster 2026-05-30 10:58:16.288Z] Task ID: YQBw5U3sT6aupILsCyP0gQ
[taskcluster 2026-05-30 10:58:16.288Z] Worker ID: 2897095979808707883
[taskcluster 2026-05-30 10:58:16.288Z] Worker Group: us-east1-c
[taskcluster 2026-05-30 10:58:16.288Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-05-30 10:58:16.288Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-05-30 10:58:16.288Z] Worker Version: 46.1.0
[taskcluster 2026-05-30 10:58:16.288Z] Public IP: 34.139.239.55
[taskcluster 2026-05-30 10:58:16.288Z] Hostname: proj-wpt-ci-ebayigc-sfocebvxrnpfpq

[taskcluster 2026-05-30 10:58:17.321Z] === 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

...(265 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
Setting default value
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
Setting default value
Failed to read: session.screen0.toolbar.maxOver
Setting default value
Failed to read: session.screen0.toolbar.visible
Setting default value
Failed to read: session.screen0.toolbar.alpha
Setting default value
Failed to read: session.screen0.toolbar.layer
Setting default value
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
Warning: could not load product 'firefox' for argument registration: No module named 'mozleak'
Warning: could not load product 'firefox_android' for argument registration: No module named 'mozrunner'
 0:00.00 INFO Set tests_root to /home/test/web-platform-tests
 0:00.00 INFO Set metadata_root to /home/test/web-platform-tests
 0:00.00 INFO Set manifest_update to True
 0:00.00 INFO Set manifest_download to True
 0:39.60 INFO Identified 1 affected tests
 0:39.60 INFO Using certutil /usr/bin/certutil
 0:39.60 INFO Downloading geckodriver
 0:39.61 INFO Attempting to install webdriver from nightly
 0:40.19 INFO Extracted geckodriver to /home/test/web-platform-tests/_venv3/bin/geckodriver
 0:40.19 INFO Installed b'geckodriver 0.36.0 (ee0e0aa2307f 2026-05-28 04:51 +0000)'
mem avail: 14579 of 15806 MiB (92.24%), swap free:    0 of    0 MiB ( 0.00%)
 0:46.87 INFO Getting profile data from git ref 93d84001b8b7b59760a0d7b31120ddc1b49a2d49
 0:47.07 INFO Test prefs downloaded to /home/test/web-platform-tests/_venv3/profiles/93d84001b8b7b59760a0d7b31120ddc1b49a2d49/153.0a1
 0:47.07 INFO Downloading OpenH264 plugin
 0:53.49 INFO Downloading openh264.json from git ref 93d84001b8b7b59760a0d7b31120ddc1b49a2d49
 0:53.54 INFO Downloading OpenH264 plugin from https://ciscobinary.openh264.org/openh264-linux64-652bdb7719f30b52b08e506645a7322ff1b2cc6f.zip
 0:53.80 INFO OpenH264 plugin installed to /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
 0:53.80 INFO Using OpenH264 plugin in /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
[1948] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 0:53.87 mozversion INFO application_buildid: 20260529200249
 0:53.87 mozversion INFO application_changeset: 08141cafdb33a36773cac97e455293cf272cdc06
 0:53.87 mozversion INFO application_display_name: Firefox Nightly
 0:53.87 mozversion INFO application_id: {ec8030f7-c20a-464f-9b0e-13a3a9e97384}
 0:53.87 mozversion INFO application_name: Firefox
 0:53.87 mozversion INFO application_remotingname: firefox-nightly
 0:53.87 mozversion INFO application_repository: https://hg.mozilla.org/mozilla-central
 0:53.87 mozversion INFO application_vendor: Mozilla
 0:53.87 mozversion INFO application_version: 153.0a1
 0:53.87 mozversion INFO platform_buildid: 20260529200249
 0:53.87 mozversion INFO platform_changeset: 08141cafdb33a36773cac97e455293cf272cdc06
 0:53.87 mozversion INFO platform_repository: https://hg.mozilla.org/mozilla-central
 0:53.87 mozversion INFO platform_version: 153.0a1
 1:05.23 INFO Installed font: Ahem.ttf
 1:06.40 wptserve INFO Starting http server on http://127.0.0.1:8001
 1:06.44 wptserve INFO Starting http server on http://127.0.0.1:8000
 1:06.48 wptserve INFO Starting https server on https://127.0.0.1:8443
 1:06.49 wptserve INFO Starting http server on http://127.0.0.1:8003
 1:06.50 wptserve INFO Starting https server on https://127.0.0.1:8445
 1:06.51 wptserve INFO Starting http server on http://127.0.0.1:8002
 1:06.53 wptserve INFO Starting https server on https://127.0.0.1:8446
 1:06.53 wptserve INFO Starting https server on https://127.0.0.1:8444
 1:06.53 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:06.53 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:06.53 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:06.55 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:06.55 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:06.55 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:06.56 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 1:06.61 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:06.84 SUITE_START: web-platform-test - running 1 tests
 1:18.98 INFO Using 1 child processes
 1:19.00 INFO Setting up ssl
 1:19.02 certutil Full command: /usr/bin/certutil -N -d /tmp/tmpypme_vuw.mozrunner -f /tmp/tmpypme_vuw.mozrunner/.crtdbpw
certutil b''
 1:19.04 certutil b''
 1:19.05 certutil b'\nCertificate Nickname                                         Trust Attributes\n                                                             SSL,S/MIME,JAR/XPI\n\nweb-platform-tests                                           CT,, \n'
 1:19.05 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpxw4wdx7q
 1:19.07 INFO Starting runner
 1:19.07 pid:2052 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:2052 [2052] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:19.78 pid:2052 1780138853839	Marionette	INFO	Marionette enabled
 1:19.89 pid:2052 1780138853957	Marionette	INFO	Listening on port 42763
Failed to read: session.screen0.titlebar.left
Setting default value
Failed to read: session.screen0.titlebar.right
Setting default value
 1:22.81 pid:2052 console.error: services.settings:
 1:22.82 pid:2052   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 1:22.82 pid:2052   Stack:
 1:22.82 pid:2052     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 1:22.82 pid:2052 list@resource://services-settings/Database.sys.mjs:96:13
 1:23.40 TEST_START: /html/dom/documents/resource-metadata-management/document-readyState.html
 1:23.92 TEST_END: Test OK. Subtests passed 3/3. Unexpected 0
 1:23.92 INFO No more tests
 1:23.93 pid:2052 1780138857992	Marionette	INFO	Stopped listening on port 42763
 1:24.56 INFO Browser exited with return code 0
 1:24.33 INFO Closing logging queue
 1:24.33 INFO queue closed
 1:24.57 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 4 checks (3 subtests, 1 tests)
Expected results: 4
Unexpected results: 0
OK
 1:24.57 INFO Got 0 unexpected results, with 0 unexpected passes
 1:24.57 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:24.57 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:24.57 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:24.57 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:24.57 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:24.58 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:24.58 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:24.58 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:24.59 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:24.59 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:24.86 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:24.86 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:24.90 INFO Removed font: Ahem.ttf
 1:24.94 INFO Closing logging queue
 1:24.94 INFO queue closed
[taskcluster 2026-05-30 11:01:02.420Z] === Task Finished ===
[taskcluster 2026-05-30 11:01:03.579Z] Successful task run with exit code: 0 completed in 167.292 seconds