HTML: make muted attribute no longer rely on non-existing element creation-time #59322
Community-TC (pull_request)
Collect results for all tests affected by a pull request in chrome but without the changes in the PR.
Details
View task in Taskcluster | View logs in Taskcluster | View task group in Taskcluster
Task Status
Started: 2026-04-17T18:34:25.244Z
Resolved: 2026-04-17T18:38:23.302Z
Task Execution Time: 3 minutes, 58 seconds, 58 milliseconds
Task Status: completed
Reason Resolved: completed
TaskId: f1lZje62STyjkLZ74jHs-A
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=dev --no-fail-on-unexpected --log-wptreport=../artifacts/wpt_report.json --log-wptscreenshot=../artifacts/wpt_screenshot.txt --affected task_head --log-mach-level=info --log-mach=- -y --no-pause --no-restart-on-unexpected --install-fonts --verify-log-full --no-headless --enable-swiftshader --install-browser --install-webdriver chrome
[taskcluster 2026-04-17 18:34:25.318Z] Task ID: f1lZje62STyjkLZ74jHs-A
[taskcluster 2026-04-17 18:34:25.318Z] Worker ID: 426610914084504154
[taskcluster 2026-04-17 18:34:25.318Z] Worker Group: us-east4-c
[taskcluster 2026-04-17 18:34:25.318Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-04-17 18:34:25.318Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-04-17 18:34:25.318Z] Worker Version: 46.1.0
[taskcluster 2026-04-17 18:34:25.318Z] Public IP: 34.186.110.117
[taskcluster 2026-04-17 18:34:25.318Z] Hostname: proj-wpt-ci-k9lokrmzto-cm-fles9wvg
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...(431 lines hidden)...
Setting default value
Failed to read: session.screen0.tab.placement
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Failed to read: session.screen0.menuDelay
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Failed to read: session.screen0.tab.width
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Failed to read: session.screen0.clientMenu.usePixmap
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Failed to read: session.screen0.tabs.intitlebar
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Failed to read: session.screen0.focusModel
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Failed to read: session.screen0.tabFocusModel
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Failed to read: session.screen0.focusNewWindows
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Failed to read: session.screen0.focusSameHead
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Failed to read: session.screen0.rowPlacementDirection
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Failed to read: session.screen0.colPlacementDirection
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Failed to read: session.screen0.windowPlacement
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Failed to read: session.screen0.toolbar.onhead
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Failed to read: session.screen0.toolbar.height
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Failed to read: session.screen0.iconbar.mode
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Failed to read: session.screen0.iconbar.alignment
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Failed to read: session.screen0.iconbar.iconWidth
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Failed to read: session.screen0.iconbar.iconTextPadding
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Failed to read: session.screen0.iconbar.usePixmap
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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
0:09.93 INFO Identified 2 affected tests
0:09.93 INFO Installing browser
0:09.95 INFO Downloading Chrome for Testing from https://storage.googleapis.com/chrome-for-testing-public/149.0.7795.2/linux64/chrome-linux64.zip
0:13.20 INFO Downloading Mojo bindings from https://storage.googleapis.com/chrome-for-testing-public/149.0.7795.2/mojojs.zip
0:13.25 INFO MojoJS enabled automatically (mojojs_path: /home/test/web-platform-tests/_venv3/mojojs/gen)
0:13.27 INFO Download info for matching ChromeDriver version found.
0:13.27 INFO Downloading ChromeDriver from https://storage.googleapis.com/chrome-for-testing-public/149.0.7795.2/linux64/chromedriver-linux64.zip
0:13.46 INFO Automatically turning on experimental features
0:23.93 INFO Installed font: Ahem.ttf
0:25.12 wptserve INFO Starting http server on http://127.0.0.1:8001
0:25.15 wptserve INFO Starting http server on http://127.0.0.1:8000
0:25.15 wptserve INFO Starting http server on http://127.0.0.1:8002
0:25.18 wptserve INFO Starting https server on https://127.0.0.1:8446
0:25.20 wptserve INFO Starting https server on https://127.0.0.1:8444
0:25.21 wptserve INFO Starting https server on https://127.0.0.1:8443
0:25.22 wptserve INFO Starting https server on https://127.0.0.1:8445
0:25.22 wptserve INFO Starting http server on http://127.0.0.1:8003
0:25.24 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
0:25.24 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
0:25.25 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
0:25.25 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
0:25.25 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
0:25.25 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
0:25.26 wptserve INFO Starting http2 server on https://127.0.0.1:9000
0:25.35 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
0:26.30 SUITE_START: web-platform-test - running 2 tests
0:33.76 INFO Using 1 child processes
0:33.76 INFO Starting WebDriver: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=59159 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
0:33.79 INFO Got WebDriver port 39079
0:33.88 pid:2204 Full command: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=59159 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
pid:2204 Starting ChromeDriver 149.0.7795.2 (02dc409e890c90057fd651124098ec52a6b544f1-refs/branch-heads/7795@{#5}) on port 0
0:33.88 pid:2204 Only local connections are allowed.
0:33.88 pid:2204 Please see https://chromedriver.chromium.org/security-considerations for suggestions on keeping ChromeDriver safe.
0:33.88 pid:2204 ChromeDriver was started successfully on port 39079.
0:33.88 INFO Webdriver started successfully.
0:33.88 INFO Starting runner
0:35.26 pid:2204 [2257:2257:0417/183812.493456:WARNING:sandbox/policy/linux/sandbox_linux.cc:404] InitializeSandbox() called with multiple threads in process gpu-process.
0:35.27 pid:2204 [2257:2257:0417/183812.497775:WARNING:ui/gfx/linux/gbm_support_x11.cc:48] dri3 extension not supported.
0:35.31 pid:2204 [1776451092.547][WARNING]: You are using an unsupported command-line switch: --disable-build-check. Please don't report bugs that cannot be reproduced with this switch removed.
Failed to read: session.screen0.titlebar.left
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Failed to read: session.screen0.titlebar.right
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0:35.44 pid:2204 [2221:2221:0417/183812.672143:ERROR:dbus/object_proxy.cc:572] Failed to call method: org.freedesktop.DBus.Properties.GetAll: object_path= /org/freedesktop/UPower/devices/DisplayDevice: org.freedesktop.DBus.Error.ServiceUnknown: The name org.freedesktop.UPower was not provided by any .service files
0:35.44 pid:2204 [2221:2221:0417/183812.672170:WARNING:dbus/property.cc:174] GetAll request failed for: org.freedesktop.UPower.Device
0:35.48 pid:2204 [2221:2221:0417/183812.704982:WARNING:ui/base/idle/idle_linux.cc:111] None of the known D-Bus ScreenSaver services could be used.
0:35.58 TEST_START: /css/selectors/media/sound-state.html
0:35.86 TEST_END: Test OK. Subtests passed 0/2. Unexpected 2
FAIL Test :pseudo-class syntax is supported without throwing a SyntaxError - assert_unreached: :muted is not supported Reached unreachable code
at Test.<anonymous> (http://web-platform.test:8000/css/selectors/media/sound-state.html:21:11)
at Test.step (http://web-platform.test:8000/resources/testharness.js:2869:25)
at test (http://web-platform.test:8000/resources/testharness.js:633:30)
at http://web-platform.test:8000/css/selectors/media/sound-state.html:16:5
FAIL Test :muted pseudo-class - assert_implements: :muted is not supported undefined
at Test.<anonymous> (http://web-platform.test:8000/css/selectors/media/sound-state.html:27:7)
at Test.step (http://web-platform.test:8000/resources/testharness.js:2869:25)
at http://web-platform.test:8000/resources/testharness.js:738:36
at new Promise (<anonymous>)
at http://web-platform.test:8000/resources/testharness.js:737:20
0:35.87 TEST_START: /html/semantics/embedded-content/media-elements/user-interface/muted.html
0:36.30 TEST_END: Test OK. Subtests passed 25/25. Unexpected 0
0:36.30 INFO No more tests
0:36.36 INFO Closing logging queue
0:36.36 INFO queue closed
0:36.48 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 29 checks (27 subtests, 2 tests)
Expected results: 27
Unexpected results: 2
subtest: 2 (2 fail)
Error Summary
-------------
/css/selectors/media/sound-state.html
FAIL Test :pseudo-class syntax is supported without throwing a SyntaxError - assert_unreached: :muted is not supported Reached unreachable code
at Test.<anonymous> (http://web-platform.test:8000/css/selectors/media/sound-state.html:21:11)
at Test.step (http://web-platform.test:8000/resources/testharness.js:2869:25)
at test (http://web-platform.test:8000/resources/testharness.js:633:30)
at http://web-platform.test:8000/css/selectors/media/sound-state.html:16:5
FAIL Test :muted pseudo-class - assert_implements: :muted is not supported undefined
at Test.<anonymous> (http://web-platform.test:8000/css/selectors/media/sound-state.html:27:7)
at Test.step (http://web-platform.test:8000/resources/testharness.js:2869:25)
at http://web-platform.test:8000/resources/testharness.js:738:36
at new Promise (<anonymous>)
at http://web-platform.test:8000/resources/testharness.js:737:20
0:36.48 INFO Got 1 unexpected results, with 0 unexpected passes
0:36.48 wptserve INFO Stopped http server on 127.0.0.1:8000
0:36.48 wptserve INFO Stopped http server on 127.0.0.1:8002
0:36.48 wptserve INFO Stopped http server on 127.0.0.1:8001
0:36.48 wptserve INFO Stopped http server on 127.0.0.1:8003
0:36.51 wptserve INFO Stopped http server on 127.0.0.1:8444
0:36.51 wptserve INFO Stopped http server on 127.0.0.1:8445
0:36.51 wptserve INFO Stopped http server on 127.0.0.1:8443
0:36.51 wptserve INFO Stopped http server on 127.0.0.1:8446
0:36.51 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
0:36.51 wptserve INFO Stopped http server on 127.0.0.1:9000
0:36.81 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
0:36.81 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
0:36.89 INFO Removed font: Ahem.ttf
0:36.93 INFO Closing logging queue
0:36.93 INFO queue closed
0:36.93 INFO Tolerating 1 unexpected results
[taskcluster 2026-04-17 18:38:21.454Z] === Task Finished ===
[taskcluster 2026-04-17 18:38:22.496Z] Successful task run with exit code: 0 completed in 237.18 seconds