1785171 - Intermittent TEST-UNEXPECTED-TIMEOUT | /css/css-multicol/column-balancing-paged-001-print.html | TestRunner hit external timeout (this may indicate a hang)

Status: RESOLVED DUPLICATE of bug 1778891

(Testing :: Marionette Client and Harness, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: imoraru [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=387565753&repo=mozilla-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/bwaDw4EKTv2H3dXTVr6sXA/runs/0/artifacts/public/logs/live_backing.log
Reftest URL: https://hg.mozilla.org/mozilla-central/raw-file/tip/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/bwaDw4EKTv2H3dXTVr6sXA/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2022-08-17T00:18:09.462Z] 00:18:09     INFO - TEST-START | /css/css-multicol/column-balancing-paged-001-print.html
[task 2022-08-17T00:18:09.473Z] 00:18:09     INFO - Setting pref dom.animations-api.compositing.enabled to true
[task 2022-08-17T00:18:09.484Z] 00:18:09     INFO - Setting pref layout.css.cascade-layers.enabled to true
[task 2022-08-17T00:18:09.546Z] 00:18:09     INFO - PID 8436 | 1660695489545	Marionette	INFO	Testing http://web-platform.test:8000/css/css-multicol/column-balancing-paged-001-print.html == http://web-platform.test:8000/css/css-multicol/column-balancing-paged-001-print-ref.html
[task 2022-08-17T00:18:09.551Z] 00:18:09     INFO - PID 8436 | JavaScript error: chrome://remote/content/shared/TabManager.jsm, line 311: TypeError: can't access property "linkedBrowser", tab is undefined
[task 2022-08-17T00:18:34.463Z] 00:18:34     INFO - Got timeout in harness
[task 2022-08-17T00:18:34.466Z] 00:18:34     INFO - TEST-UNEXPECTED-TIMEOUT | /css/css-multicol/column-balancing-paged-001-print.html | TestRunner hit external timeout (this may indicate a hang)
[task 2022-08-17T00:18:34.466Z] 00:18:34     INFO - TEST-INFO took 25019ms
[task 2022-08-17T00:19:46.021Z] 00:19:46     INFO - Browser exited with return code 572
[task 2022-08-17T00:19:56.040Z] 00:19:56  WARNING - Forcibly terminating runner process
[task 2022-08-17T00:19:56.102Z] 00:19:56     INFO - Application command: Z:\task_166069142682703\build\application\firefox\firefox.exe -marionette about:blank --wait-for-browser -profile C:\Users\task_166069142682703\AppData\Local\Temp\tmpwfwvnb40
[task 2022-08-17T00:19:56.106Z] 00:19:56     INFO - PID 5308 | 1660695488917	Marionette	INFO	Marionette enabled
[task 2022-08-17T00:19:56.107Z] 00:19:56     INFO - PID 5308 | 1660695488920	Marionette	INFO	Listening on port 50120
[task 2022-08-17T00:19:56.108Z] 00:19:56     INFO - PID 5308 | *** You are running in background task mode. ***
[task 2022-08-17T00:19:56.109Z] 00:19:56     INFO - PID 5308 | *** You are running in headless mode.
[task 2022-08-17T00:19:56.110Z] 00:19:56     INFO - PID 5308 | console.warn: SearchSettings: "get: No settings file exists, new profile?" (new NotFoundError("Could not open the file at C:\\Users\\task_166069142682703\\AppData\\Local\\Temp\\tmpqw82yngs\\search.json.mozlz4", (void 0)))
[task 2022-08-17T00:19:56.110Z] 00:19:56     INFO - PID 5308 | console.error: "C:\\Users\\task_166069142682703\\AppData\\Local\\Temp\\tmpqw82yngs" "" 0 ".purge.bg_rm"
[task 2022-08-17T00:19:56.111Z] 00:19:56     INFO - Starting runner
[task 2022-08-17T00:19:57.024Z] 00:19:57     INFO - TEST-START | /css/css-multicol/multicol-height-002-print.xht

Comment 1

[Henrik Skupin [:whimboo][⌚️UTC+2]]

A fix for bug 1785201 might help here but not sure what's causing the timeout without having Marionette trace logs.

Comment 2

[Intermittent Failures Robot]

1 failures in 2916 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• windows10-64-2004-shippable-qr: 1
  • opt: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1785171&startday=2022-08-15&endday=2022-08-21&tree=all

Comment 4

[BMO Automation]

Moving bug to Testing::Marionette Client and Harness component per bug 1815831.