Bug: Intermittent TV browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | After filtering we must have the expected number of events. - 0 == 1 - JS frame :: resource://testing-common/TelemetryTestUtils.jsm :: assertEvents :
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-01-25 15:34:45+00:00
Resolved: 2022-03-01 17:03:03+00:00

**Filed by:** abutkovits [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=365363470&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/fm7iPyQ-Qky4aeakBTSrMg/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/fm7iPyQ-Qky4aeakBTSrMg/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2022-01-25T13:47:43.418Z] 13:47:43     INFO - TEST-PASS | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | parent must be in snapshot. Has [parent,content]. - true == true - 
[task 2022-01-25T13:47:43.419Z] 13:47:43     INFO - Buffered messages finished
[task 2022-01-25T13:47:43.420Z] 13:47:43     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | After filtering we must have the expected number of events. - 0 == 1 - JS frame :: resource://testing-common/TelemetryTestUtils.jsm :: assertEvents :: line 182
[task 2022-01-25T13:47:43.421Z] 13:47:43     INFO - Stack trace:
[task 2022-01-25T13:47:43.422Z] 13:47:43     INFO - resource://testing-common/TelemetryTestUtils.jsm:assertEvents:182
[task 2022-01-25T13:47:43.422Z] 13:47:43     INFO - chrome://mochitests/content/browser/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js:test_experiment_messaging_system:528
[task 2022-01-25T13:47:43.423Z] 13:47:43     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-01-25T13:47:43.424Z] 13:47:43     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | Uncaught exception - at resource://testing-common/TelemetryTestUtils.jsm:218 - TypeError: can't access property 1, actual is undefined
[task 2022-01-25T13:47:43.425Z] 13:47:43     INFO - Stack trace:
[task 2022-01-25T13:47:43.425Z] 13:47:43     INFO - assertEvents@resource://testing-common/TelemetryTestUtils.jsm:218:11
[task 2022-01-25T13:47:43.426Z] 13:47:43     INFO - test_experiment_messaging_system@chrome://mochitests/content/browser/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js:528:22
[task 2022-01-25T13:47:43.427Z] 13:47:43     INFO - Leaving test bound test_experiment_messaging_system
[task 2022-01-25T13:47:43.428Z] 13:47:43     INFO - GECKO(6112) | MEMORY STAT | vsize 11588MB | residentFast 614MB | heapAllocated 329MB
[task 2022-01-25T13:47:43.428Z] 13:47:43     INFO - TEST-OK | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | took 30785ms
[task 2022-01-25T13:47:43.429Z] 13:47:43     INFO - checking window state
[task 2022-01-25T13:47:43.430Z] 13:47:43     INFO - Not taking screenshot here: see the one that was previously logged
[task 2022-01-25T13:47:43.431Z] 13:47:43     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_about_nimbus.js | Found an unexpected browser window at the end of test run - 
[task 2022-01-25T13:47:43.431Z] 13:47:43     INFO - GECKO(6112) | must wait for focus
[task 2022-01-25T13:47:43.432Z] 13:47:43     INFO - GECKO(6112) | JavaScript error: , line 0: AbortError: Actor 'ASRouter' destroyed before query 'PBNEWTAB_MESSAGE_REQUEST' was resolved
[task 2022-01-25T13:47:43.433Z] 13:47:43     INFO - GECKO(6112) | JavaScript error: , line 0: AbortError: Actor 'AboutPrivateBrowsing' destroyed before query 'ShouldShowSearch' was resolved
[task 2022-01-25T13:47:43.434Z] 13:47:43     INFO - GECKO(6112) | JavaScript error: , line 0: AbortError: Actor 'AboutPrivateBrowsing' destroyed before query 'ShouldShowSearchBanner' was resolved
[task 2022-01-25T13:47:43.435Z] 13:47:43     INFO - GECKO(6112) | Completed ShutdownLeaks collections in process 6112
[task 2022-01-25T13:47:43.435Z] 13:47:43     INFO - TEST-START | Shutdown
[task 2022-01-25T13:47:43.436Z] 13:47:43     INFO - Browser Chrome Test Summary
[task 2022-01-25T13:47:43.437Z] 13:47:43     INFO - Passed:  84
[task 2022-01-25T13:47:43.438Z] 13:47:43     INFO - Failed:  3
[task 2022-01-25T13:47:43.440Z] 13:47:43     INFO - Todo:    0
[task 2022-01-25T13:47:43.440Z] 13:47:43     INFO - Mode:    e10s
[task 2022-01-25T13:47:43.441Z] 13:47:43     INFO - *** End BrowserChrome Test Results ***
[task 2022-01-25T13:47:43.442Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.442Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.443Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.444Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.445Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.446Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.446Z] 13:47:43     INFO - GECKO(6112) | Exiting due to channel error.
[task 2022-01-25T13:47:43.447Z] 13:47:43     INFO - TEST-INFO | Main app process: exit 0
[task 2022-01-25T13:47:43.448Z] 13:47:43     INFO - runtests.py | Application ran for: 0:01:08.838906
[task 2022-01-25T13:47:43.449Z] 13:47:43     INFO - zombiecheck | Reading PID log: /tmp/tmp_lxthu8zpidlog
[task 2022-01-25T13:47:43.449Z] 13:47:43     INFO - ==> process 6112 launched child process 6133
[task 2022-01-25T13:47:43.450Z] 13:47:43     INFO - ==> process 6112 launched child process 6183
[task 2022-01-25T13:47:43.451Z] 13:47:43     INFO - ==> process 6112 launched child process 6205
[task 2022-01-25T13:47:43.452Z] 13:47:43     INFO - ==> process 6112 launched child process 6276
[task 2022-01-25T13:47:43.452Z] 13:47:43     INFO - ==> process 6112 launched child process 6292
[task 2022-01-25T13:47:43.453Z] 13:47:43     INFO - ==> process 6112 launched child process 6298
[task 2022-01-25T13:47:43.454Z] 13:47:43     INFO - ==> process 6112 launched child process 6337
[task 2022-01-25T13:47:43.454Z] 13:47:43     INFO - ==> process 6112 launched child process 6377
[task 2022-01-25T13:47:43.455Z] 13:47:43     INFO - ==> process 6112 launched child process 6428
[task 2022-01-25T13:47:43.455Z] 13:47:43     INFO - ==> process 6112 launched child process 6458
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - ==> process 6112 launched child process 6527
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - ==> process 6112 launched child process 6557
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6337
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6276
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6183
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6377
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6458
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6292
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6133
[task 2022-01-25T13:47:43.456Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6298
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6428
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6205
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6557
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - zombiecheck | Checking for orphan process with PID: 6527
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - Stopping web server
[task 2022-01-25T13:47:43.457Z] 13:47:43     INFO - Server shut down.
[task 2022-01-25T13:47:43.479Z] 13:47:43     INFO - Web server killed.
[task 2022-01-25T13:47:43.479Z] 13:47:43     INFO - Stopping web socket server
[task 2022-01-25T13:47:43.499Z] 13:47:43     INFO - Stopping ssltunnel
[task 2022-01-25T13:47:43.520Z] 13:47:43  WARNING - leakcheck | refcount logging is off, so leaks can't be detected!
[task 2022-01-25T13:47:43.520Z] 13:47:43     INFO - runtests.py | Running tests: end.
[task 2022-01-25T13:47:43.539Z] 13:47:43     INFO - Buffered messages finished
[task 2022-01-25T13:47:43.540Z] 13:47:43     INFO -  TEST-INFO | checking window state
[task 2022-01-25T13:47:43.541Z] 13:47:43     INFO -  Browser Chrome Test Summary
[task 2022-01-25T13:47:43.541Z] 13:47:43     INFO -  	Passed: 84
[task 2022-01-25T13:47:43.542Z] 13:47:43     INFO -  	Failed: 3
[task 2022-01-25T13:47:43.542Z] 13:47:43     INFO -  	Todo: 0
[task 2022-01-25T13:47:43.542Z] 13:47:43     INFO -  	Mode: e10s
[task 2022-01-25T13:47:43.542Z] 13:47:43     INFO -  *** End BrowserChrome Test Results ***
[task 2022-01-25T13:47:43.543Z] 13:47:43     INFO - Buffered messages finished
[task 2022-01-25T13:47:43.543Z] 13:47:43     INFO - SUITE-END | took 69s
```