Bug: Intermittent browser/components/privatebrowsing/test/browser/browser_privatebrowsing_beacon.js | single tracking bug
Status: REOPENED
Priority: P5
Created: 2023-08-03 13:11:12+00:00
Resolved: 2025-02-24 06:17:16+00:00

**Filed by:** imoraru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=424781883&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/WUA7FBO2TzivXqZtuvJocQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2023-08-03T12:22:44.303Z] 12:22:44     INFO - TEST-START | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_beacon.js
[task 2023-08-03T12:22:44.810Z] 12:22:44     INFO - GECKO(6457) | 1691065364809	Marionette	TRACE	Received observer notification browser-delayed-startup-finished
[task 2023-08-03T12:22:45.942Z] 12:22:45     INFO - TEST-INFO | started process screentopng
[task 2023-08-03T12:22:46.272Z] 12:22:46     INFO - TEST-INFO | screentopng: exit 0
[task 2023-08-03T12:22:46.273Z] 12:22:46     INFO - Buffered messages logged at 12:22:44
[task 2023-08-03T12:22:46.274Z] 12:22:46     INFO - Entering test bound 
[task 2023-08-03T12:22:46.274Z] 12:22:46     INFO - Buffered messages logged at 12:22:45
[task 2023-08-03T12:22:46.275Z] 12:22:46     INFO - Console message: [JavaScript Warning: "This page is in Quirks Mode. Page layout may be impacted. For Standards Mode use “<!DOCTYPE html>”." {file: "https://example.com/" line: 0}]
[task 2023-08-03T12:22:46.276Z] 12:22:46     INFO - Console message: [JavaScript Warning: "Cookie “name” does not have a proper “SameSite” attribute value. Soon, cookies without the “SameSite” attribute or with an invalid value will be treated as “Lax”. This means that the cookie will no longer be sent in third-party contexts. If your application depends on this cookie being available in such contexts, please add the “SameSite=None“ attribute to it. To know more about the “SameSite“ attribute, read https://developer.mozilla.org/docs/Web/HTTP/Headers/Set-Cookie/SameSite" {file: "https://example.com/browser/browser/components/privatebrowsing/test/browser/title.sjs" line: 0}]
[task 2023-08-03T12:22:46.277Z] 12:22:46     INFO - Console message: [JavaScript Warning: "Cookie “name” does not have a proper “SameSite” attribute value. Soon, cookies without the “SameSite” attribute or with an invalid value will be treated as “Lax”. This means that the cookie will no longer be sent in third-party contexts. If your application depends on this cookie being available in such contexts, please add the “SameSite=None“ attribute to it. To know more about the “SameSite“ attribute, read https://developer.mozilla.org/docs/Web/HTTP/Headers/Set-Cookie/SameSite" {file: "https://example.com/browser/browser/components/privatebrowsing/test/browser/title.sjs" line: 0}]
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - Buffered messages finished
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_beacon.js | No cookies after close the private window. - Got 1, expected +0
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - Stack trace:
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - chrome://mochikit/content/browser-test.js:test_is:1608
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - chrome://mochitests/content/browser/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_beacon.js:null:45
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - chrome://mochikit/content/browser-test.js:handleTask:1131
[task 2023-08-03T12:22:46.278Z] 12:22:46     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1203
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1345
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1120
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1056
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - Leaving test bound 
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - GECKO(6457) | -----------------------------------------------------
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - GECKO(6457) | Suppressions used:
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - GECKO(6457) |   count      bytes template
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - GECKO(6457) |       2        288 libfontconfig.so
[task 2023-08-03T12:22:46.279Z] 12:22:46     INFO - GECKO(6457) | -----------------------------------------------------
[task 2023-08-03T12:22:46.599Z] 12:22:46     INFO - GECKO(6457) | MEMORY STAT | vsize 20984141MB | residentFast 1810MB
[task 2023-08-03T12:22:46.601Z] 12:22:46     INFO - TEST-OK | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_beacon.js | took 2296ms
[task 2023-08-03T12:22:46.629Z] 12:22:46     INFO - checking window state
[task 2023-08-03T12:22:46.654Z] 12:22:46     INFO - TEST-START | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_blobUrl.js
```