[taskcluster 2026-07-17 15:07:28.057Z] Task ID: f2bKxzzJSwqENAayJ2N1ow
[taskcluster 2026-07-17 15:07:28.058Z] Worker ID: 7809688927416390338
[taskcluster 2026-07-17 15:07:28.058Z] Worker Group: us-east4-b
[taskcluster 2026-07-17 15:07:28.058Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-07-17 15:07:28.058Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-07-17 15:07:28.058Z] Worker Version: 46.1.0
[taskcluster 2026-07-17 15:07:28.058Z] Public IP: 136.107.207.134
[taskcluster 2026-07-17 15:07:28.058Z] Hostname: proj-wpt-ci-rmmiuwpsqdgobcdfmatvig

[taskcluster 2026-07-17 15:07:29.082Z] === 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

...(274 lines hidden)...

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
mem avail: 14561 of 15806 MiB (92.13%), swap free:    0 of    0 MiB ( 0.00%)
 0:49.22 INFO Identified 1 affected tests
 0:49.22 INFO Using certutil /usr/bin/certutil
 0:49.22 INFO Downloading geckodriver
 0:49.22 INFO Attempting to install webdriver from nightly
 0:49.49 INFO Extracted geckodriver to /home/test/web-platform-tests/_venv3/bin/geckodriver
 0:49.49 INFO Installed b'geckodriver 0.37.1 (300705c65d1b 2026-07-17 09:25 +0000)'
 0:58.81 INFO Getting profile data from git ref 2309b7e182a6e3f0586422d62d857d21be9d633d
 0:58.88 INFO Test prefs downloaded to /home/test/web-platform-tests/_venv3/profiles/2309b7e182a6e3f0586422d62d857d21be9d633d/154.0a1
 0:58.88 INFO Downloading OpenH264 plugin
 1:08.29 INFO Downloading openh264.json from git ref 2309b7e182a6e3f0586422d62d857d21be9d633d
 1:08.31 INFO Downloading OpenH264 plugin from https://ciscobinary.openh264.org/openh264-linux64-652bdb7719f30b52b08e506645a7322ff1b2cc6f.zip
 1:08.38 INFO OpenH264 plugin installed to /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
 1:08.39 INFO Using OpenH264 plugin in /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
[1946] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:08.45 mozversion INFO application_buildid: 20260717092713
 1:08.45 mozversion INFO application_changeset: 300705c65d1bef7a70d59fcf59662246b177eb7d
 1:08.45 mozversion INFO application_display_name: Firefox Nightly
 1:08.45 mozversion INFO application_id: {ec8030f7-c20a-464f-9b0e-13a3a9e97384}
 1:08.45 mozversion INFO application_name: Firefox
 1:08.45 mozversion INFO application_remotingname: firefox-nightly
 1:08.45 mozversion INFO application_repository: https://hg.mozilla.org/mozilla-central
 1:08.45 mozversion INFO application_vendor: Mozilla
 1:08.45 mozversion INFO application_version: 154.0a1
 1:08.45 mozversion INFO platform_buildid: 20260717092713
 1:08.45 mozversion INFO platform_changeset: 300705c65d1bef7a70d59fcf59662246b177eb7d
 1:08.45 mozversion INFO platform_repository: https://hg.mozilla.org/mozilla-central
 1:08.45 mozversion INFO platform_version: 154.0a1
 1:19.69 INFO Installed font: Ahem.ttf
 1:20.73 wptserve INFO Starting http server on http://127.0.0.1:8000
 1:20.81 wptserve INFO Starting https server on https://127.0.0.1:8446
 1:20.82 wptserve INFO Starting https server on https://127.0.0.1:8445
 1:20.83 wptserve INFO Starting http server on http://127.0.0.1:8003
 1:20.88 wptserve INFO Starting http server on http://127.0.0.1:8002
 1:20.88 wptserve INFO Starting https server on https://127.0.0.1:8444
 1:20.90 wptserve INFO Starting http server on http://127.0.0.1:8001
 1:20.91 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 1:20.93 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:20.93 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:20.93 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:20.94 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:20.94 wptserve INFO Starting https server on https://127.0.0.1:8443
 1:20.94 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:20.94 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:21.03 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:21.23 SUITE_START: web-platform-test - running 1 tests
 1:28.79 INFO Using 1 child processes
 1:28.81 INFO Setting up ssl
 1:28.84 certutil Full command: /usr/bin/certutil -N -d /tmp/tmp3xp3xgve.mozrunner -f /tmp/tmp3xp3xgve.mozrunner/.crtdbpw
certutil b''
 1:28.86 certutil b''
 1:28.87 certutil b'\nCertificate Nickname                                         Trust Attributes\n                                                             SSL,S/MIME,JAR/XPI\n\nweb-platform-tests                                           CT,, \n'
 1:28.87 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmpdr3p0qtm
 1:28.89 INFO Starting runner
 1:28.89 pid:2050 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:2050 [2050] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:29.56 pid:2050 1784301134823	Marionette	INFO	Marionette enabled
 1:29.68 pid:2050 1784301134935	Marionette	INFO	Listening on port 44679
Failed to read: session.screen0.titlebar.left
Setting default value
Failed to read: session.screen0.titlebar.right
Setting default value
 1:32.42 pid:2050 console.error: services.settings:
 1:32.43 pid:2050   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 1:32.43 pid:2050   Stack:
 1:32.43 pid:2050     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 1:32.43 pid:2050 list@resource://services-settings/Database.sys.mjs:96:13
 1:33.07 TEST_START: /fetch/compression-dictionary/dictionary-fetch-with-link-connect-src.tentative.https.html
 1:36.85 TEST_END: Test OK. Subtests passed 0/1. Unexpected 1
FAIL link rel=compression-dictionary can be blocked via connect-src. - step_wait_func: <link> violating connect-src should trigger CSP violations Timed out waiting on condition
 1:36.85 INFO No more tests
 1:36.85 pid:2050 1784301142113	Marionette	INFO	Stopped listening on port 44679
 1:37.38 INFO Browser exited with return code 0
 1:37.19 INFO Closing logging queue
 1:37.19 INFO queue closed
 1:37.39 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 2 checks (1 subtests, 1 tests)
Expected results: 1
Unexpected results: 1
  subtest: 1 (1 fail)

Error Summary
-------------
/fetch/compression-dictionary/dictionary-fetch-with-link-connect-src.tentative.https.html
  FAIL link rel=compression-dictionary can be blocked via connect-src. - step_wait_func: <link> violating connect-src should trigger CSP violations Timed out waiting on condition
 1:37.39 INFO Got 1 unexpected results, with 0 unexpected passes
 1:37.39 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:37.39 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:37.40 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:37.41 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:37.41 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:37.41 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:37.41 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:37.41 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:37.42 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:37.42 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:37.75 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:37.75 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:37.80 INFO Removed font: Ahem.ttf
 1:37.83 INFO Closing logging queue
 1:37.83 INFO queue closed
 1:37.83 INFO Tolerating 1 unexpected results
[taskcluster 2026-07-17 15:12:26.653Z] === Task Finished ===
[taskcluster 2026-07-17 15:12:27.837Z] Successful task run with exit code: 0 completed in 299.78 seconds