Bug: Intermittent TC browser/components/newtab/test/browser/browser_aboutwelcome_simplified.js | Uncaught exception - Should render div.multistageContainer in default - timed out after 50 tries.
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2020-09-11 14:12:10+00:00
Resolved: 2023-10-16 12:01:34+00:00

**Filed by:** malexandru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=315433552&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ZrTYI0ZpToW-3hzSaBMQBQ/runs/0/artifacts/public/logs/live_backing.log

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```
```
[task 2020-09-11T10:47:16.451Z] 10:47:16     INFO - TEST-START | browser/components/newtab/test/browser/browser_aboutwelcome_simplified.js
[task 2020-09-11T10:47:17.861Z] 10:47:17     INFO - GECKO(10510) | [CodeCoverage] Setting handlers for process 10801.
[task 2020-09-11T10:47:18.371Z] 10:47:18     INFO - GECKO(10510) | JavaScript error: resource://activity-stream/aboutwelcome/aboutwelcome.bundle.js, line 226: TypeError: window.AWGetStartupData is not a function
[task 2020-09-11T10:47:19.145Z] 10:47:19     INFO - GECKO(10510) | [CodeCoverage] Setting handlers for process 10835.
[task 2020-09-11T10:47:23.288Z] 10:47:23     INFO - TEST-INFO | started process screentopng
[task 2020-09-11T10:47:23.425Z] 10:47:23     INFO - TEST-INFO | screentopng: exit 0
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Buffered messages logged at 10:47:17
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Entering test bound test_Separate_About_Welcome_branches
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Buffered messages logged at 10:47:18
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Console message: [JavaScript Error: "TypeError: window.AWGetStartupData is not a function" {file: "resource://activity-stream/aboutwelcome/aboutwelcome.bundle.js" line: 226}]
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Buffered messages finished
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - TEST-UNEXPECTED-FAIL | browser/components/newtab/test/browser/browser_aboutwelcome_simplified.js | Uncaught exception - Should render div.multistageContainer in default - timed out after 50 tries.
[task 2020-09-11T10:47:23.426Z] 10:47:23     INFO - Leaving test bound test_Separate_About_Welcome_branches
[task 2020-09-11T10:47:23.427Z] 10:47:23     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10510.
[task 2020-09-11T10:47:23.507Z] 10:47:23     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:24.145Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:24.146Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10639.
[task 2020-09-11T10:47:24.146Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10835.
[task 2020-09-11T10:47:24.147Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10724.
[task 2020-09-11T10:47:24.147Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10801.
[task 2020-09-11T10:47:24.147Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] Requested flush for 10657.
[task 2020-09-11T10:47:24.364Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:24.460Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:24.676Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:24.691Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:24.912Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:24.948Z] 10:47:24     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:25.169Z] 10:47:25     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:25.224Z] 10:47:25     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:25.445Z] 10:47:25     INFO - GECKO(10510) | [CodeCoverage] flush completed.
[task 2020-09-11T10:47:25.506Z] 10:47:25     INFO - GECKO(10510) | [CodeCoverage] JS flush completed.
[task 2020-09-11T10:47:25.570Z] 10:47:25     INFO - GECKO(10510) | MEMORY STAT vsizeMaxContiguous not supported in this build configuration.
[task 2020-09-11T10:47:25.571Z] 10:47:25     INFO - GECKO(10510) | MEMORY STAT | vsize 3095MB | residentFast 504MB | heapAllocated 124MB
[task 2020-09-11T10:47:25.571Z] 10:47:25     INFO - TEST-OK | browser/components/newtab/test/browser/browser_aboutwelcome_simplified.js | took 9119ms
[task 2020-09-11T10:47:25.607Z] 10:47:25     INFO - checking window state
[task 2020-09-11T10:47:26.655Z] 10:47:26     INFO - GECKO(10510) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-09-11T10:47:27.898Z] 10:47:27     INFO - GECKO(10510) | Completed ShutdownLeaks collections in process 10724
[task 2020-09-11T10:47:27.921Z] 10:47:27     INFO - GECKO(10510) | Completed ShutdownLeaks collections in process 10801
[task 2020-09-11T10:47:27.977Z] 10:47:27     INFO - GECKO(10510) | Completed ShutdownLeaks collections in process 10657
[task 2020-09-11T10:47:28.165Z] 10:47:28     INFO - GECKO(10510) | Completed ShutdownLeaks collections in process 10639
[task 2020-09-11T10:47:29.190Z] 10:47:29     INFO - GECKO(10510) | Completed ShutdownLeaks collections in process 10510
[task 2020-09-11T10:47:29.191Z] 10:47:29     INFO - TEST-START | Shutdown
[task 2020-09-11T10:47:29.191Z] 10:47:29     INFO - Browser Chrome Test Summary
[task 2020-09-11T10:47:29.191Z] 10:47:29     INFO - Passed:  0
[task 2020-09-11T10:47:29.191Z] 10:47:29     INFO - Failed:  1
[task 2020-09-11T10:47:29.192Z] 10:47:29     INFO - Todo:    0
[task 2020-09-11T10:47:29.192Z] 10:47:29     INFO - Mode:    e10s
[task 2020-09-11T10:47:29.193Z] 10:47:29     INFO - *** End BrowserChrome Test Results ***
[task 2020-09-11T10:47:29.425Z] 10:47:29     INFO - GECKO(10510) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-09-11T10:47:29.427Z] 10:47:29     INFO - GECKO(10510) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-09-11T10:47:29.568Z] 10:47:29     INFO - GECKO(10510) | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2020-09-11T10:47:29.996Z] 10:47:29     INFO - GECKO(10510) | 1599821249994	Marionette	TRACE	Received observer notification xpcom-will-shutdown
[task 2020-09-11T10:47:30.000Z] 10:47:30     INFO - GECKO(10510) | 1599821249995	Marionette	INFO	Stopped listening on port 2828
[task 2020-09-11T10:47:30.001Z] 10:47:30     INFO - GECKO(10510) | 1599821249995	Marionette	DEBUG	Marionette stopped listening
[task 2020-09-11T10:47:34.195Z] 10:47:34     INFO - TEST-INFO | Main app process: exit 0
[task 2020-09-11T10:47:34.195Z] 10:47:34     INFO - runtests.py | Application ran for: 0:00:29.690600
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - zombiecheck | Reading PID log: /tmp/tmpJXP6JSpidlog
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10547
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10639
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10657
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10724
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10801
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - ==> process 10510 launched child process 10835
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10657
[task 2020-09-11T10:47:34.196Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10724
[task 2020-09-11T10:47:34.197Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10547
[task 2020-09-11T10:47:34.197Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10639
[task 2020-09-11T10:47:34.197Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10801
[task 2020-09-11T10:47:34.197Z] 10:47:34     INFO - zombiecheck | Checking for orphan process with PID: 10835
[task 2020-09-11T10:47:34.197Z] 10:47:34     INFO - Stopping web server
[task 2020-09-11T10:47:34.205Z] 10:47:34     INFO - Stopping web socket server
[task 2020-09-11T10:47:34.225Z] 10:47:34     INFO - Stopping ssltunnel
[task 2020-09-11T10:47:34.245Z] 10:47:34  WARNING - leakcheck | refcount logging is off, so leaks can't be detected!
[task 2020-09-11T10:47:34.245Z] 10:47:34     INFO - runtests.py | Running tests: end.
[task 2020-09-11T10:47:34.261Z] 10:47:34     INFO - Buffered messages finished
[task 2020-09-11T10:47:34.261Z] 10:47:34     INFO -  TEST-INFO | checking window state
[task 2020-09-11T10:47:34.261Z] 10:47:34     INFO -  Browser Chrome Test Summary
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO -  	Passed: 0
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO -  	Failed: 1
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO -  	Todo: 0
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO -  	Mode: e10s
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO -  *** End BrowserChrome Test Results ***
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO - Buffered messages finished
[task 2020-09-11T10:47:34.262Z] 10:47:34     INFO - SUITE-END | took 30s
[task 2020-09-11T10:47:34.283Z] 10:47:34    ERROR - Return code: 1
[task 2020-09-11T10:47:34.316Z] js, removing record
[task 2020-09-11T10:47:34.316Z] Error: No objdir path for chrome://mochikit/content/chunkifyTests.js.
[task 2020-09-11T10:47:34.316Z] Couldn't find source info for chrome://mochikit/content/chunkifyTests.js, removing record
[task 2020-09-11T10:47:34.316Z] Error: No objdir path for resource://testing-common/ExtensionTestCommon.jsm.
[task 2020-09-11T10:47:34.316Z] Couldn't find source info for resource://testing-common/ExtensionTestCommon.jsm, removing record
[task 2020-09-11T10:47:34.316Z] Error: No objdir path for resource://testing-common/ContentTask.jsm.
[task 2020-09-11T10:47:34.316Z] Couldn't find source info for resource://testing-common/ContentTask.jsm, removing record
[task 2020-09-11T10:47:34.316Z] Error: No objdir path for resource://testing-common/BrowserTestUtils.jsm.
[task 2020-09-11T10:47:34.316Z] Couldn't find source info for resource://testing-common/BrowserTestUtils.jsm, removing record
[task 2020-09-11T10:47:34.316Z] Error: No objdir path for resource://testing-common/TestUtils.jsm.
[task 2020-09-11T10:47:34.316Z] Couldn't find source info for resource://testing-common/TestUtils.jsm, removing record
``````