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Relative <base> in about:blank documents (tracking) - #61231

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clone-base-url-about-blank-relative
Draft

Relative <base> in about:blank documents (tracking)#61231
annevk wants to merge 4 commits into
masterfrom
clone-base-url-about-blank-relative

Flip relative <base> expectations to resolve against the document's o…

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Community-TC Integration / wpt-chrome-dev-stability succeeded Jul 12, 2026 in 3m 44s

Community-TC (pull_request)

Verify that all tests affected by a pull request are stable when executed in chrome.

Details

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

Task Status

Started: 2026-07-12T09:09:27.638Z
Resolved: 2026-07-12T09:13:11.166Z
Task Execution Time: 3 minutes, 43 seconds, 528 milliseconds
Task Status: completed
Reason Resolved: completed
TaskId: SxXy7_sgTpisi2uBQO-8mg
RunId: 0

Artifacts

- public/logs/live_backing.log
- public/logs/live.log
- public/results/checkrun.md

WPT Command: python3 ./wpt run --channel=dev --verify --verify-no-chaos-mode --verify-repeat-loop=0 --verify-repeat-restart=10 --github-checks-text-file=/home/test/artifacts/checkrun.md --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 2026-07-12 09:09:27.760Z] Task ID: SxXy7_sgTpisi2uBQO-8mg
[taskcluster 2026-07-12 09:09:27.760Z] Worker ID: 2038557456434390905
[taskcluster 2026-07-12 09:09:27.760Z] Worker Group: us-east1-b
[taskcluster 2026-07-12 09:09:27.760Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-07-12 09:09:27.760Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-07-12 09:09:27.760Z] Worker Version: 46.1.0
[taskcluster 2026-07-12 09:09:27.760Z] Public IP: 35.237.184.100
[taskcluster 2026-07-12 09:09:27.760Z] Hostname: proj-wpt-ci-mbiunryvqsw9lsiqzw0iiq

b1e71f63927a - Started downloading
66587c81b81a - Started downloading
b1e71f63927a - Downloaded in 0.031 seconds
5b82b858ea7e - Started downloading
08c7e224535e - Started downloading
08c7e224535e - Downloaded in 0.042 seconds
66587c81b81a - Downloaded in 0.202 seconds
4f4fb700ef54 - Started downloading
4f4fb700ef54 - Downloaded in 0.001 seconds
32bbaaf98e4c - Started downloading
dd5257950bd4 - Started downloading

...(1282 lines hidden)...

    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
/dom/nodes/Document-cloneNode-srcdoc-base-url.window.html
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
 1:17.03 INFO Got 18 unexpected results, with 0 unexpected passes
 1:17.03 INFO Repetition 10 / 10
 1:17.03 SUITE_START: web-platform-test - running 3 tests
 1:17.03 INFO Using 1 child processes
 1:17.04 INFO Starting WebDriver: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=58813 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
 1:17.06 INFO Got WebDriver port 42395
 1:17.15 pid:5433 Full command: /home/test/web-platform-tests/_venv3/bin/chrome/chromedriver --port=58813 --ignore-explicit-port --url-base=/ --enable-chrome-logs --disable-build-check
pid:5433 Starting ChromeDriver 152.0.7939.3 (a973c6b860cb19ae4ef6a52d1a086cffc3941a24-refs/branch-heads/7939@{#6}) on port 0
 1:17.15 pid:5433 Only local connections are allowed.
 1:17.15 pid:5433 Please see https://chromedriver.chromium.org/security-considerations for suggestions on keeping ChromeDriver safe.
 1:17.15 pid:5433 ChromeDriver was started successfully on port 42395.
 1:17.15 INFO Webdriver started successfully.
 1:17.15 INFO Starting runner
 1:17.75 pid:5433 [5484:5484:0712/091304.878657:WARNING:media/gpu/vaapi/vaapi_wrapper.cc:1655] drmGetDevices2() has not found any devices
 1:17.75 pid:5433 [5484:5484:0712/091304.884553:WARNING:sandbox/policy/linux/sandbox_linux.cc:405] InitializeSandbox() called with multiple threads in process gpu-process.
 1:17.76 pid:5433 [5484:5484:0712/091304.888306:WARNING:ui/gfx/linux/gbm_support_x11.cc:48] dri3 extension not supported.
 1:17.79 pid:5433 [1783847584.920][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.
 1:17.94 pid:5433 [5450:5450:0712/091305.063794: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
 1:17.94 pid:5433 [5450:5450:0712/091305.063921:WARNING:dbus/property.cc:174] GetAll request failed for: org.freedesktop.UPower.Device
 1:17.98 pid:5433 [5450:5450:0712/091305.105320:WARNING:ui/base/idle/idle_linux.cc:111] None of the known D-Bus ScreenSaver services could be used.
 1:18.10 TEST_START: /dom/nodes/Document-base-url-not-live.window.html
 1:18.67 TEST_END: Test OK. Subtests passed 2/2. Unexpected 0
 1:18.67 TEST_START: /dom/nodes/Document-cloneNode-about-base-url-relative.window.html
 1:18.96 TEST_END: Test OK. Subtests passed 1/2. Unexpected 1
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)

 1:18.96 TEST_START: /dom/nodes/Document-cloneNode-srcdoc-base-url.window.html
 1:19.33 TEST_END: Test OK. Subtests passed 1/2. Unexpected 1
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)

 1:19.33 INFO No more tests
 1:19.38 INFO Closing logging queue
 1:19.38 INFO queue closed
 1:19.46 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 90 checks (60 subtests, 30 tests)
Expected results: 70
Unexpected results: 20
  subtest: 20 (20 fail)

Error Summary
-------------
/dom/nodes/Document-cloneNode-about-base-url-relative.window.html
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
  FAIL A relative <base> in an about:blank document resolves against about:blank - assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-about-base-url-relative.window.js:28:3)
/dom/nodes/Document-cloneNode-srcdoc-base-url.window.html
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
  FAIL A relative <base> in an about:srcdoc document resolves against about:srcdoc - assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"
    at Test.<anonymous> (http://web-platform.test:8000/dom/nodes/Document-cloneNode-srcdoc-base-url.window.js:24:3)
 1:19.46 INFO Got 20 unexpected results, with 0 unexpected passes
 1:19.46 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:19.46 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:19.47 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:19.48 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:19.48 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:19.91 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:19.91 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:19.95 INFO Removed font: Ahem.ttf
 1:19.97 INFO Closing logging queue
 1:19.97 INFO queue closed
 1:19.98 INFO ::: Ran 10 of expected 10 iterations.
 1:19.98 INFO ## All results ##

 1:19.98 INFO ### /dom/nodes/Document-base-url-not-live.window.html ###
 1:19.98 INFO |               Subtest               | Results | Messages |
 1:19.98 INFO |-------------------------------------|---------|----------|
 1:19.98 INFO |                                     | OK      |          |
 1:19.98 INFO | `about:blank base URL is not live`  | PASS    |          |
 1:19.98 INFO | `about:srcdoc base URL is not live` | PASS    |          |
 1:19.98 INFO 
 1:19.98 INFO ### /dom/nodes/Document-cloneNode-about-base-url-relative.window.html ###
 1:19.98 INFO |                                   Subtest                                   | Results |                                            Messages                                            |
 1:19.98 INFO |-----------------------------------------------------------------------------|---------|------------------------------------------------------------------------------------------------|
 1:19.98 INFO |                                                                             | OK      |                                                                                                |
 1:19.98 INFO | `A relative <base> in an about:blank document resolves against about:blank` | FAIL    | `assert_equals: expected "about:blank" but got "http://web-platform.test:8000/dom/nodes/sub/"` |
 1:19.98 INFO | `Clone of an about:blank document with a relative <base>`                   | PASS    |                                                                                                |
 1:19.98 INFO 
 1:19.98 INFO ### /dom/nodes/Document-cloneNode-srcdoc-base-url.window.html ###
 1:19.98 INFO |                                    Subtest                                    | Results |                                             Messages                                            |
 1:19.98 INFO |-------------------------------------------------------------------------------|---------|-------------------------------------------------------------------------------------------------|
 1:19.98 INFO |                                                                               | OK      |                                                                                                 |
 1:19.98 INFO | `A relative <base> in an about:srcdoc document resolves against about:srcdoc` | FAIL    | `assert_equals: expected "about:srcdoc" but got "http://web-platform.test:8000/dom/nodes/sub/"` |
 1:19.98 INFO | `Clone of an about:srcdoc document with a relative <base>`                    | PASS    |                                                                                                 |
 1:19.98 INFO 
 1:19.98 INFO ::: Running tests in a loop with restarts 10 times : PASS
 1:19.98 INFO :::
 1:19.98 INFO ::: Test verification PASS
 1:19.98 INFO :::
[taskcluster 2026-07-12 09:13:09.957Z] === Task Finished ===
[taskcluster 2026-07-12 09:13:10.390Z] Successful task run with exit code: 0 completed in 222.633 seconds
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