[taskcluster 2026-01-09 22:10:58.347Z] Task ID: QjKEZEbXSdCs7BJiYai9JQ
[taskcluster 2026-01-09 22:10:58.347Z] Worker ID: 4690775507804670851
[taskcluster 2026-01-09 22:10:58.347Z] Worker Group: us-central1-a
[taskcluster 2026-01-09 22:10:58.347Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-01-09 22:10:58.347Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-01-09 22:10:58.347Z] Worker Version: 46.1.0
[taskcluster 2026-01-09 22:10:58.347Z] Public IP: 34.29.233.214
[taskcluster 2026-01-09 22:10:58.348Z] Hostname: proj-wpt-ci-jtsq6-5qrccqereyyj8kwa

[taskcluster 2026-01-09 22:10:59.386Z] === 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

...(341 lines hidden)...

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
 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
 0:12.80 INFO Identified 3 affected tests
 0:12.80 INFO Using certutil /usr/bin/certutil
 0:12.80 INFO Downloading geckodriver
 0:12.80 INFO Attempting to install webdriver from nightly
 0:13.21 INFO Extracted geckodriver to /home/test/web-platform-tests/_venv3/bin/geckodriver
 0:13.21 INFO Installed b'geckodriver 0.36.0 (c623a8e6b706 2026-01-09 01:26 +0000)'
 0:17.89 INFO Getting profile data from git ref 8c19fa8bd6e924436ee5f8126b12b50f324348ba
 0:18.41 INFO Test prefs downloaded to /home/test/web-platform-tests/_venv3/profiles/8c19fa8bd6e924436ee5f8126b12b50f324348ba/148.0a1
[1325] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 0:18.54 mozversion INFO application_buildid: 20260109095429
 0:18.54 mozversion INFO application_changeset: c623a8e6b70664161e95d569e26780f511063a48
 0:18.54 mozversion INFO application_display_name: Firefox Nightly
 0:18.54 mozversion INFO application_id: {ec8030f7-c20a-464f-9b0e-13a3a9e97384}
 0:18.54 mozversion INFO application_name: Firefox
 0:18.54 mozversion INFO application_remotingname: firefox-nightly
 0:18.54 mozversion INFO application_repository: https://hg.mozilla.org/mozilla-central
 0:18.54 mozversion INFO application_vendor: Mozilla
 0:18.54 mozversion INFO application_version: 148.0a1
 0:18.54 mozversion INFO platform_buildid: 20260109095429
 0:18.54 mozversion INFO platform_changeset: c623a8e6b70664161e95d569e26780f511063a48
 0:18.54 mozversion INFO platform_repository: https://hg.mozilla.org/mozilla-central
 0:18.54 mozversion INFO platform_version: 148.0a1
 0:24.57 INFO Installed font: Ahem.ttf
 0:25.62 wptserve INFO Starting http server on http://127.0.0.1:8000
 0:25.65 wptserve INFO Starting http server on http://127.0.0.1:8002
 0:25.72 wptserve INFO Starting http server on http://127.0.0.1:8001
 0:25.73 wptserve INFO Starting http server on http://127.0.0.1:8003
 0:25.74 wptserve INFO Starting https server on https://127.0.0.1:8444
 0:25.74 wptserve INFO Starting https server on https://127.0.0.1:8443
 0:25.75 wptserve INFO Starting https server on https://127.0.0.1:8445
 0:25.75 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 0:25.75 wptserve INFO Starting https server on https://127.0.0.1:8446
 0:25.76 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:25.76 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:25.76 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:25.76 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:25.77 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:25.77 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:25.86 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 0:26.10 SUITE_START: web-platform-test - running 3 tests
mem avail: 14407 of 15806 MiB (91.15%), swap free:    0 of    0 MiB ( 0.00%)
 1:04.79 INFO Using 1 child processes
 1:04.81 INFO Setting up ssl
 1:04.83 certutil Full command: /usr/bin/certutil -N -d /tmp/tmp0_m0z9k7.mozrunner -f /tmp/tmp0_m0z9k7.mozrunner/.crtdbpw
certutil b''
 1:04.86 certutil b''
 1:04.86 certutil b'\nCertificate Nickname                                         Trust Attributes\n                                                             SSL,S/MIME,JAR/XPI\n\nweb-platform-tests                                           CT,, \n'
 1:04.87 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmp_ldaaadr
 1:04.88 INFO Starting runner
 1:04.88 pid:1429 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:1429 [1429] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:05.53 pid:1429 1767996788812	Marionette	INFO	Marionette enabled
 1:05.64 pid:1429 1767996788929	Marionette	INFO	Listening on port 51259
Failed to read: session.screen0.titlebar.left
Setting default value
Failed to read: session.screen0.titlebar.right
Setting default value
 1:08.61 pid:1429 console.error: services.settings:
 1:08.62 pid:1429   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 1:08.62 pid:1429   Stack:
 1:08.62 pid:1429     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 1:08.62 pid:1429 list@resource://services-settings/Database.sys.mjs:96:13
 1:08.82 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]
 1:09.06 TEST_START: /html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html
 1:10.34 TEST_END: Test OK. Subtests passed 0/6. Unexpected 6
FAIL Should use arrow keys to move between menuitems in menulist (long delays) - assert_equals: expected Element node <menuitem id="btn" commandfor="list" command="toggle-menu... but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:45:18
FAIL Should use arrow keys to move between menuitems in menulist with display block (long delays) - assert_equals: arrow down moves focus into menulist. expected Element node <menuitem id="A1">Command A1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:75:18
FAIL Should use arrow keys to move between menuitems in menubar (long delays) - assert_equals: expected Element node <menuitem id="B1">Command B1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:87:18
FAIL Should use arrow keys to move between menuitems in menulist (no delays) - assert_equals: expected Element node <menuitem id="btn" commandfor="list" command="toggle-menu... but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:45:18
FAIL Should use arrow keys to move between menuitems in menulist with display block (no delays) - assert_equals: arrow down moves focus into menulist. expected Element node <menuitem id="A1">Command A1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:75:18
FAIL Should use arrow keys to move between menuitems in menubar (no delays) - assert_equals: expected Element node <menuitem id="B1">Command B1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:87:18

 1:10.34 TEST_START: /html/semantics/menu/tentative/menuitem-activate.html
 1:10.34 INFO Closing window 946f653c-48f8-45ac-97d8-f35cf18c3d85
 1:10.50 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '0'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 74, 'y': 19, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '1'}]}
 1:10.66 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '2'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 74, 'y': 19, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '3'}]}
 1:10.78 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '4'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 660, 'y': 20, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '5'}]}
 1:10.91 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '6'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 535, 'y': 257, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '7'}]}
 1:11.03 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '8'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 74, 'y': 19, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '9'}]}
 1:11.15 INFO {'actions': [{'type': 'none', 'actions': [{'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}, {'type': 'pause', 'duration': 16}], 'id': '10'}, {'type': 'pointer', 'actions': [{'type': 'pointerMove', 'x': 74, 'y': 19, 'origin': 'viewport'}, {'type': 'pointerDown', 'button': 0}, {'type': 'pointerUp', 'button': 0}], 'parameters': {'pointerType': 'mouse'}, 'id': '11'}]}
 1:11.23 TEST_END: Test OK. Subtests passed 0/5. Unexpected 5
FAIL User menuitem activation works with the toggle-menu command - assert_true: mainmenu opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:54:14
FAIL User menuitem activation works with show-popover command - assert_true: mainmenu popover opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:74:14
FAIL Menulist inside a popover works correctly; does not get accidentally dismissed by opening submenus - assert_true: menu in popover opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:104:14
FAIL A mousedown-drag-mouseup gesture on a normal menuitem picks the item - assert_true: menulist popover opens when clicked expected true got false
getMenuItemCoords@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:137:14
FAIL A mousedown-drag-mouseup gesture on a submenu item leaves both menus open - assert_true: menulist popover opens when clicked expected true got false
getMenuItemCoords@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:137:14

 1:11.23 TEST_START: /shadow-dom/focus-navigation/menu/tentative/focus-menu-elements.html
 1:11.24 INFO Closing window 10c84b90-993e-4d01-be73-194f92753970
 1:11.41 TEST_END: Test OK. Subtests passed 0/1. Unexpected 1
FAIL Should focus on menuitems in menubar only. - assert_true: Failed to focus A expected true got false
assert_focus_navigation_element@http://web-platform.test:8000/shadow-dom/focus-navigation/resources/focus-utils.js:73:14

 1:11.41 INFO No more tests
 1:11.42 pid:1429 1767996794705	Marionette	INFO	Stopped listening on port 51259
 1:12.17 INFO Browser exited with return code -15
 1:12.00 INFO Closing logging queue
 1:12.00 INFO queue closed
 1:12.18 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 15 checks (12 subtests, 3 tests)
Expected results: 3
Unexpected results: 12
  subtest: 12 (12 fail)

Unexpected Results
------------------
/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html
  FAIL Should use arrow keys to move between menuitems in menulist (long delays) - assert_equals: expected Element node <menuitem id="btn" commandfor="list" command="toggle-menu... but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:45:18
  FAIL Should use arrow keys to move between menuitems in menulist with display block (long delays) - assert_equals: arrow down moves focus into menulist. expected Element node <menuitem id="A1">Command A1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:75:18
  FAIL Should use arrow keys to move between menuitems in menubar (long delays) - assert_equals: expected Element node <menuitem id="B1">Command B1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:87:18
  FAIL Should use arrow keys to move between menuitems in menulist (no delays) - assert_equals: expected Element node <menuitem id="btn" commandfor="list" command="toggle-menu... but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:45:18
  FAIL Should use arrow keys to move between menuitems in menulist with display block (no delays) - assert_equals: arrow down moves focus into menulist. expected Element node <menuitem id="A1">Command A1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:75:18
  FAIL Should use arrow keys to move between menuitems in menubar (no delays) - assert_equals: expected Element node <menuitem id="B1">Command B1</menuitem> but got Element node <body class="nodelay"><menubar>
 <menuitem id="btn" comma...
@http://web-platform.test:8000/html/semantics/menu/tentative/focus-menu-elements-arrowoperations.html:87:18
/html/semantics/menu/tentative/menuitem-activate.html
  FAIL User menuitem activation works with the toggle-menu command - assert_true: mainmenu opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:54:14
  FAIL User menuitem activation works with show-popover command - assert_true: mainmenu popover opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:74:14
  FAIL Menulist inside a popover works correctly; does not get accidentally dismissed by opening submenus - assert_true: menu in popover opens expected true got false
@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:104:14
  FAIL A mousedown-drag-mouseup gesture on a normal menuitem picks the item - assert_true: menulist popover opens when clicked expected true got false
getMenuItemCoords@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:137:14
  FAIL A mousedown-drag-mouseup gesture on a submenu item leaves both menus open - assert_true: menulist popover opens when clicked expected true got false
getMenuItemCoords@http://web-platform.test:8000/html/semantics/menu/tentative/menuitem-activate.html:137:14
/shadow-dom/focus-navigation/menu/tentative/focus-menu-elements.html
  FAIL Should focus on menuitems in menubar only. - assert_true: Failed to focus A expected true got false
assert_focus_navigation_element@http://web-platform.test:8000/shadow-dom/focus-navigation/resources/focus-utils.js:73:14
 1:12.18 INFO Got 3 unexpected results, with 0 unexpected passes
 1:12.18 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:12.18 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:12.18 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:12.20 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:12.21 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:12.21 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:12.21 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:12.21 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:12.21 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:12.21 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:12.65 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:12.65 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:12.71 INFO Removed font: Ahem.ttf
 1:12.75 INFO Closing logging queue
 1:12.75 INFO queue closed
 1:12.75 INFO Tolerating 3 unexpected results
[taskcluster 2026-01-09 22:13:18.383Z] === Task Finished ===
[taskcluster 2026-01-09 22:13:19.308Z] Successful task run with exit code: 0 completed in 140.961 seconds