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Merged
tabatkins merged 1 commit into from
Apr 6, 2026

Test overflow-clip-margin keywords, negative offsets, and effect on s…

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Merged

Test overflow-clip-margin keywords, negative offsets, and effect on scrollers #59009

Test overflow-clip-margin keywords, negative offsets, and effect on s…
b5c0a67
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Community-TC Integration / wpt-chrome-dev-results succeeded Apr 6, 2026 in 4m 15s

Community-TC (pull_request)

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

Details

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

Task Status

Started: 2026-04-06T23:03:58.763Z
Resolved: 2026-04-06T23:07:19.753Z
Task Execution Time: 3 minutes, 20 seconds, 990 milliseconds
Task Status: completed
Reason Resolved: completed
TaskId: fnQ60O1hTQ-oQbW7-0KHQg
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 base_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 2026-04-06 23:03:58.876Z] Task ID: fnQ60O1hTQ-oQbW7-0KHQg
[taskcluster 2026-04-06 23:03:58.877Z] Worker ID: 12791931809138014
[taskcluster 2026-04-06 23:03:58.877Z] Worker Group: us-central1-f
[taskcluster 2026-04-06 23:03:58.877Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-04-06 23:03:58.877Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-04-06 23:03:58.877Z] Worker Version: 46.1.0
[taskcluster 2026-04-06 23:03:58.877Z] Public IP: 34.170.119.133
[taskcluster 2026-04-06 23:03:58.877Z] Hostname: proj-wpt-ci-qlc-rst6qneczp4xllvlgw

ac811f28856d - Started downloading
8f84a9f2102e - Started downloading
ac811f28856d - Downloaded in 0.031 seconds
40516d781e70 - Started downloading
44ebbf800033 - Started downloading
44ebbf800033 - Downloaded in 0.046 seconds
8f84a9f2102e - Downloaded in 0.217 seconds
4f4fb700ef54 - Started downloading
4f4fb700ef54 - Downloaded in 0.001 seconds
a8884b21e40e - Started downloading
79c347416ee8 - Started downloading

...(456 lines hidden)...

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
 0:09.64 INFO Identified 10 affected tests
 0:09.64 INFO Installing browser
 0:09.70 INFO Downloading Chrome for Testing from https://storage.googleapis.com/chrome-for-testing-public/148.0.7766.3/linux64/chrome-linux64.zip
 0:13.19 INFO Downloading Mojo bindings from https://storage.googleapis.com/chrome-for-testing-public/148.0.7766.3/mojojs.zip
 0:13.26 INFO MojoJS enabled automatically (mojojs_path: /home/test/web-platform-tests/_venv3/mojojs/gen)
 0:13.28 INFO Download info for matching ChromeDriver version found.
 0:13.28 INFO Downloading ChromeDriver from https://storage.googleapis.com/chrome-for-testing-public/148.0.7766.3/linux64/chromedriver-linux64.zip
 0:13.55 INFO Automatically turning on experimental features
 0:19.50 INFO Installed font: Ahem.ttf
 0:20.50 wptserve INFO Starting http server on http://127.0.0.1:8000
 0:20.50 wptserve INFO Starting http server on http://127.0.0.1:8001
 0:20.52 wptserve INFO Starting http server on http://127.0.0.1:8002
 0:20.55 wptserve INFO Starting http server on http://127.0.0.1:8003
 0:20.55 wptserve INFO Starting https server on https://127.0.0.1:8445
 0:20.56 wptserve INFO Starting https server on https://127.0.0.1:8443
 0:20.56 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:20.56 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:20.56 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:20.58 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:20.58 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:20.58 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:20.58 wptserve INFO Starting https server on https://127.0.0.1:8444
 0:20.58 wptserve INFO Starting https server on https://127.0.0.1:8446
 0:20.59 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 0:20.68 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 0:20.91 SUITE_START: web-platform-test - running 10 tests
 0:27.32 INFO Using 1 child processes
 0:27.32 INFO Starting WebDriver: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=51221 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
 0:27.34 INFO Got WebDriver port 39821
 0:27.43 pid:2207 Full command: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=51221 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
pid:2207 Starting ChromeDriver 148.0.7766.3 (bb1e9d2cbbe2eaf817259ed36b44cbe777103365-refs/branch-heads/7766@{#7}) on port 0
 0:27.43 pid:2207 Only local connections are allowed.
 0:27.43 pid:2207 Please see https://chromedriver.chromium.org/security-considerations for suggestions on keeping ChromeDriver safe.
 0:27.43 pid:2207 ChromeDriver was started successfully on port 39821.
 0:27.43 INFO Webdriver started successfully.
 0:27.43 INFO Starting runner
 0:28.65 pid:2207 [2259:2259:0406/230709.216857:WARNING:sandbox/policy/linux/sandbox_linux.cc:404] InitializeSandbox() called with multiple threads in process gpu-process.
 0:28.65 pid:2207 [2259:2259:0406/230709.220557:WARNING:ui/gfx/linux/gbm_support_x11.cc:48] dri3 extension not supported.
 0:28.80 pid:2207 Error: unrecognized flag --external_memory_accounted_in_global_limit
 0:28.80 pid:2207 Try --help for options
 0:28.81 pid:2207 [1775516829.373][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.
 0:28.81 pid:2207 [2224:2224:0406/230709.375162: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
 0:28.81 pid:2207 [2224:2224:0406/230709.375177:WARNING:dbus/property.cc:174] GetAll request failed for: org.freedesktop.UPower.Device
Failed to read: session.screen0.titlebar.left
Setting default value
Failed to read: session.screen0.titlebar.right
Setting default value
 0:28.84 pid:2207 [2224:2224:0406/230709.403548:WARNING:ui/base/idle/idle_linux.cc:111] None of the known D-Bus ScreenSaver services could be used.
 0:28.85 pid:2207 Error: unrecognized flag --external_memory_accounted_in_global_limit
 0:28.85 pid:2207 Try --help for options
 0:28.91 pid:2207 Error: unrecognized flag --external_memory_accounted_in_global_limit
 0:28.91 pid:2207 Try --help for options
 0:28.97 TEST_START: /css/css-overflow/overflow-clip-margin-013.html
 0:29.70 TEST_END: PASS
 0:29.70 TEST_START: /css/css-overflow/overflow-clip-margin-014.html
 0:29.85 TEST_END: PASS
 0:29.85 TEST_START: /css/css-overflow/overflow-clip-margin-015.html
 0:30.02 TEST_END: PASS
 0:30.02 TEST_START: /css/css-overflow/overflow-clip-margin-016.html
 0:30.15 INFO Image hashes didn't match on page 1, checking pixel differences
 0:30.20 INFO Found 4160 pixels different, maximum difference per channel 255 on page 1
 0:30.20 TEST_END: FAIL, expected PASS - /css/css-overflow/overflow-clip-margin-016.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:30.20 TEST_START: /css/css-overflow/overflow-clip-margin-017.html
 0:30.34 INFO Image hashes didn't match on page 1, checking pixel differences
 0:30.36 INFO Found 4160 pixels different, maximum difference per channel 255 on page 1
 0:30.36 TEST_END: FAIL, expected PASS - /css/css-overflow/overflow-clip-margin-017.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:30.36 TEST_START: /css/css-overflow/overflow-clip-margin-018.html
 0:30.50 INFO Image hashes didn't match on page 1, checking pixel differences
 0:30.52 INFO Found 4160 pixels different, maximum difference per channel 255 on page 1
 0:30.52 TEST_END: FAIL, expected PASS - /css/css-overflow/overflow-clip-margin-018.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:30.52 TEST_START: /css/css-overflow/overflow-clip-margin-019.html
 0:30.66 INFO Image hashes didn't match on page 1, checking pixel differences
 0:30.68 INFO Found 4160 pixels different, maximum difference per channel 255 on page 1
 0:30.68 TEST_END: FAIL, expected PASS - /css/css-overflow/overflow-clip-margin-019.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:30.68 TEST_START: /css/css-overflow/overflow-clip-margin-020.html
 0:30.82 INFO Image hashes didn't match on page 1, checking pixel differences
 0:30.83 INFO Found 4160 pixels different, maximum difference per channel 255 on page 1
 0:30.83 TEST_END: FAIL, expected PASS - /css/css-overflow/overflow-clip-margin-020.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:30.83 TEST_START: /css/css-overflow/overflow-clip-margin-021.html
 0:30.97 TEST_END: PASS
 0:30.97 TEST_START: /css/css-overflow/overflow-clip-margin-022.html
 0:31.10 TEST_END: PASS
 0:31.10 INFO No more tests
 0:31.15 INFO Closing logging queue
 0:31.15 INFO queue closed
 0:31.22 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 10 checks (10 tests)
Expected results: 5
Unexpected results: 5
  test: 5 (5 fail)

Error Summary
-------------
FAIL /css/css-overflow/overflow-clip-margin-016.html - /css/css-overflow/overflow-clip-margin-016.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
FAIL /css/css-overflow/overflow-clip-margin-017.html - /css/css-overflow/overflow-clip-margin-017.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
FAIL /css/css-overflow/overflow-clip-margin-018.html - /css/css-overflow/overflow-clip-margin-018.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
FAIL /css/css-overflow/overflow-clip-margin-019.html - /css/css-overflow/overflow-clip-margin-019.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
FAIL /css/css-overflow/overflow-clip-margin-020.html - /css/css-overflow/overflow-clip-margin-020.html ['4d246818980b9e32269523858dfe2946ad6c7583']
/css/reference/ref-filled-green-100px-square-only.html ['3dc006ad72deb26e2adfca2b77134b9c7b58c655']
 0:31.23 INFO Got 5 unexpected results, with 0 unexpected passes
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8001
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8000
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8003
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8446
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8444
 0:31.23 wptserve INFO Stopped http server on 127.0.0.1:8445
 0:31.24 wptserve INFO Stopped http server on 127.0.0.1:8002
 0:31.24 wptserve INFO Stopped http server on 127.0.0.1:8443
 0:31.24 wptserve INFO Stopped http server on 127.0.0.1:9000
 0:31.24 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 0:31.42 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:31.42 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:31.47 INFO Removed font: Ahem.ttf
 0:31.50 INFO Closing logging queue
 0:31.50 INFO queue closed
 0:31.50 INFO Tolerating 5 unexpected results
[taskcluster 2026-04-06 23:07:17.791Z] === Task Finished ===
[taskcluster 2026-04-06 23:07:18.885Z] Successful task run with exit code: 0 completed in 200.011 seconds
View more details on Community-TC Integration