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[wasm] Named import live bindings for ESM mutable globals - #62120

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[wasm] Named import live bindings for ESM mutable globals#62120
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[wasm] Named import live bindings for ESM mutable globals

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Community-TC Integration / wpt-firefox-nightly-results succeeded Aug 21, 2026 in 4m 28s

Community-TC (pull_request)

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

Details

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

Task Status

Started: 2026-08-21T17:03:58.284Z
Resolved: 2026-08-21T17:08:25.966Z
Task Execution Time: 4 minutes, 27 seconds, 682 milliseconds
Task Status: completed
Reason Resolved: completed
TaskId: fA_gCyA-SFKgvgT7Z6heLQ
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=nightly --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 --binary=/home/test/build/firefox/firefox firefox

[taskcluster 2026-08-21 17:03:58.356Z] Task ID: fA_gCyA-SFKgvgT7Z6heLQ
[taskcluster 2026-08-21 17:03:58.356Z] Worker ID: 7386823653077667565
[taskcluster 2026-08-21 17:03:58.356Z] Worker Group: us-east4-c
[taskcluster 2026-08-21 17:03:58.356Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-08-21 17:03:58.356Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-08-21 17:03:58.356Z] Worker Version: 46.1.0
[taskcluster 2026-08-21 17:03:58.356Z] Public IP: 34.85.137.216
[taskcluster 2026-08-21 17:03:58.356Z] Hostname: proj-wpt-ci-kvz6cfthsfedulhdwqqfsg

[taskcluster 2026-08-21 17:03:59.318Z] === 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

...(287 lines hidden)...

Failed to read: session.screen0.workspaces
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 0:44.44 INFO Identified 1 affected tests
 0:44.44 INFO Using certutil /usr/bin/certutil
 0:44.44 INFO Downloading geckodriver
 0:44.44 INFO Attempting to install webdriver from nightly
 0:44.76 INFO Extracted geckodriver to /home/test/web-platform-tests/_venv3/bin/geckodriver
 0:44.77 INFO Installed b'geckodriver 0.37.1 (75b411853549 2026-08-18 09:18 +0000)'
 0:45.10 INFO Getting profile data from git ref 2916f047242de012d1aa0c572be9e5239644cc48
 0:45.46 INFO Test prefs downloaded to /home/test/web-platform-tests/_venv3/profiles/2916f047242de012d1aa0c572be9e5239644cc48/156.0a1
 0:45.46 INFO Downloading OpenH264 plugin
 0:45.85 INFO Downloading openh264.json from git ref 2916f047242de012d1aa0c572be9e5239644cc48
 0:45.94 INFO Downloading OpenH264 plugin from https://ciscobinary.openh264.org/openh264-linux64-652bdb7719f30b52b08e506645a7322ff1b2cc6f.zip
 0:46.02 INFO OpenH264 plugin installed to /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
 0:46.02 INFO Using OpenH264 plugin in /home/test/web-platform-tests/_venv3/browsers/nightly/gmp-gmpopenh264/2.6.0
[1947] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 0:46.07 mozversion INFO application_buildid: 20260821094724
 0:46.07 mozversion INFO application_changeset: 8e966e6c894ac4f44ad60e2232f1e810f2256113
 0:46.07 mozversion INFO application_display_name: Firefox Nightly
 0:46.07 mozversion INFO application_id: {ec8030f7-c20a-464f-9b0e-13a3a9e97384}
 0:46.07 mozversion INFO application_name: Firefox
 0:46.07 mozversion INFO application_remotingname: firefox-nightly
 0:46.07 mozversion INFO application_repository: https://hg.mozilla.org/mozilla-central
 0:46.07 mozversion INFO application_vendor: Mozilla
 0:46.07 mozversion INFO application_version: 156.0a1
 0:46.07 mozversion INFO platform_buildid: 20260821094724
 0:46.07 mozversion INFO platform_changeset: 8e966e6c894ac4f44ad60e2232f1e810f2256113
 0:46.07 mozversion INFO platform_repository: https://hg.mozilla.org/mozilla-central
 0:46.07 mozversion INFO platform_version: 156.0a1
mem avail: 14457 of 15806 MiB (91.47%), swap free:    0 of    0 MiB ( 0.00%)
 0:55.36 INFO Installed font: Ahem.ttf
 0:56.27 wptserve INFO Starting http server on http://127.0.0.1:8001
 0:56.27 wptserve INFO Starting http server on http://127.0.0.1:8000
 0:56.27 wptserve INFO Starting http server on http://127.0.0.1:8002
 0:56.31 wptserve INFO Starting http server on http://127.0.0.1:8003
 0:56.33 wptserve INFO Starting https server on https://127.0.0.1:8443
 0:56.33 wptserve INFO Starting https server on https://127.0.0.1:8446
 0:56.33 wptserve INFO Starting https server on https://127.0.0.1:8444
 0:56.33 wptserve INFO Starting https server on https://127.0.0.1:8445
 0:56.34 wptserve INFO Starting http2 server on https://127.0.0.1:9000
 0:56.34 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:56.34 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:56.34 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 0:56.35 wptserve INFO Create socket on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:56.35 wptserve INFO Bind on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:56.35 wptserve INFO Listen on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 0:56.43 wptserve INFO Starting WebTransport over HTTP/3 server on 127.0.0.1:11000
 0:56.68 SUITE_START: web-platform-test - running 3 tests
 1:13.51 TEST_START: /wasm/jsapi/esm-integration/global-exports-named-import-live-bindings.tentative.any.js
 1:13.51 TEST_END: SKIP (Executor does not support jsshell)
 1:13.51 INFO Using 1 child processes
 1:13.53 INFO Setting up ssl
 1:13.54 certutil Full command: /usr/bin/certutil -N -d /tmp/tmpo3uh8byu.mozrunner -f /tmp/tmpo3uh8byu.mozrunner/.crtdbpw
certutil b''
 1:13.56 certutil b''
 1:13.57 certutil b'\nCertificate Nickname                                         Trust Attributes\n                                                             SSL,S/MIME,JAR/XPI\n\nweb-platform-tests                                           CT,, \n'
 1:13.57 INFO Application command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank -profile /tmp/tmppsj1n4bm
 1:13.58 INFO Starting runner
 1:13.58 pid:2051 Full command: /home/test/build/firefox/firefox --marionette --remote-allow-system-access about:blank
pid:2051 [2051] Sandbox: CanCreateUserNamespace() clone() failure: EPERM
 1:14.11 pid:2051 1787332096501	Marionette	INFO	Marionette enabled
 1:14.20 pid:2051 1787332096589	Marionette	INFO	Listening on port 47611
Failed to read: session.screen0.titlebar.left
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Failed to read: session.screen0.titlebar.right
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 1:16.59 pid:2051 console.error: services.settings:
 1:16.59 pid:2051   Message: EmptyDatabaseError: "main/nimbus-desktop-experiments" has not been synced yet
 1:16.59 pid:2051   Stack:
 1:16.59 pid:2051     EmptyDatabaseError@resource://services-settings/Database.sys.mjs:19:5
 1:16.59 pid:2051 list@resource://services-settings/Database.sys.mjs:96:13
 1:17.08 TEST_START: /wasm/jsapi/esm-integration/global-exports-named-import-live-bindings.tentative.any.worker.html
 1:17.59 TEST_END: Test OK. Subtests passed 0/3. Unexpected 3
FAIL Named imports of wasm mutable globals should be live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"FAIL JS re-export of a wasm mutable global should stay live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"FAIL JS re-export of a wasm mutable global is not assignable - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
 1:17.60 TEST_START: /wasm/jsapi/esm-integration/global-exports-named-import-live-bindings.tentative.any.html
 1:17.60 INFO Closing window 1f8a6c2c-8c1f-429e-b9f4-3438029b41c2
 1:17.85 TEST_END: Test OK. Subtests passed 0/3. Unexpected 3
FAIL Named imports of wasm mutable globals should be live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"FAIL JS re-export of a wasm mutable global should stay live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"FAIL JS re-export of a wasm mutable global is not assignable - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
 1:17.85 INFO No more tests
 1:17.86 pid:2051 1787332100244	Marionette	INFO	Stopped listening on port 47611
 1:18.36 INFO Browser exited with return code 0
 1:18.18 INFO Closing logging queue
 1:18.18 INFO queue closed
 1:18.37 SUITE_END

web-platform-test
~~~~~~~~~~~~~~~~~
Ran 9 checks (6 subtests, 3 tests)
Expected results: 2
Skipped: 1 tests
Unexpected results: 6
  subtest: 6 (6 fail)

Error Summary
-------------
/wasm/jsapi/esm-integration/global-exports-named-import-live-bindings.tentative.any.worker.html
  FAIL Named imports of wasm mutable globals should be live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
  FAIL JS re-export of a wasm mutable global should stay live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
  FAIL JS re-export of a wasm mutable global is not assignable - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
/wasm/jsapi/esm-integration/global-exports-named-import-live-bindings.tentative.any.html
  FAIL Named imports of wasm mutable globals should be live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
  FAIL JS re-export of a wasm mutable global should stay live - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
  FAIL JS re-export of a wasm mutable global is not assignable - promise_test: Unhandled rejection with value: object "TypeError: error loading dynamically imported module: http://web-platform.test:8000/wasm/jsapi/esm-integration/resources/mutable-global-export.wasm"
 1:18.37 INFO Got 2 unexpected results, with 0 unexpected passes
 1:18.37 wptserve INFO Stopped http server on 127.0.0.1:8002
 1:18.37 wptserve INFO Stopped http server on 127.0.0.1:8001
 1:18.37 wptserve INFO Stopped http server on 127.0.0.1:8000
 1:18.37 wptserve INFO Stopped http server on 127.0.0.1:8443
 1:18.39 wptserve INFO Stopped http server on 127.0.0.1:8444
 1:18.39 wptserve INFO Stopped http server on 127.0.0.1:8003
 1:18.39 wptserve INFO Stopped http server on 127.0.0.1:8445
 1:18.39 wptserve INFO Stopped http server on 127.0.0.1:8446
 1:18.39 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
 1:18.39 wptserve INFO Stopped http server on 127.0.0.1:9000
 1:18.71 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
 1:18.71 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
 1:18.74 INFO Removed font: Ahem.ttf
 1:18.76 INFO Closing logging queue
 1:18.77 INFO queue closed
 1:18.77 INFO Tolerating 2 unexpected results
[taskcluster 2026-08-21 17:08:23.625Z] === Task Finished ===
[taskcluster 2026-08-21 17:08:24.586Z] Successful task run with exit code: 0 completed in 266.231 seconds
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