Bug: Intermittent browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js | Should have found the Discovery Stream top sites. - null == true - got null, expected true (operator ==)
Status: RESOLVED
Priority: --
Resolution: DUPLICATE
Created: 2020-07-08 03:34:00+00:00
Resolved: 2022-08-12 21:30:27+00:00

**Filed by:** nbeleuzu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer.html#?job_id=308917247&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/PZS2VfdDQLus_xqs5FD89Q/runs/0/artifacts/public/logs/live_backing.log

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[task 2020-07-08T02:47:45.840Z] 02:47:45     INFO - TEST-PASS | browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js | Should have found activity-stream class on <body> element - true == true - 
[task 2020-07-08T02:47:45.840Z] 02:47:45     INFO - Buffered messages finished
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - TEST-UNEXPECTED-FAIL | browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js | Should have found the Discovery Stream top sites. - null == true - got null, expected true (operator ==)
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - Stack trace:
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - @chrome://mochitests/content/browser/browser/components/newtab/test/browser/abouthomecache/head.js:246:12
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - execute@resource://specialpowers/SpecialPowersSandbox.jsm:141:12
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - _spawnTask@resource://specialpowers/SpecialPowersChild.jsm:1812:15
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - receiveMessage@resource://specialpowers/SpecialPowersChild.jsm:318:21
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - TEST-PASS | browser/components/newtab/test/browser/abouthomecache/browser_basic_endtoend.js | Expected the right value set to browser.startup.abouthome_cache_result scalar. - 6 == 6 - 
[task 2020-07-08T02:47:45.841Z] 02:47:45     INFO - Simulating restart of the browser
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Simulating shutdown write
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Console message: 1594176465657	AboutHomeStartupCache	TRACE	Never wrote a cache this session. Arming cache task.
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Console message: 1594176465657	AboutHomeStartupCache	TRACE	Finalizing cache task on shutdown
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Console message: 1594176465658	AboutHomeStartupCache	TRACE	Caching now.
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Console message: 1594176465658	AboutHomeStartupCache	TRACE	Parent is requesting Activity Stream state object.
[task 2020-07-08T02:47:45.842Z] 02:47:45     INFO - Console message: 1594176465658	AboutHomeStartupCache	TRACE	Parent received cache streams.
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - GECKO(1362) | console.warn: "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAGQAAABkCAYAAABw4pVUAAAA/UlEQVR4nO3RMQ0AMAzAsPIn3d5DsBw2gkiZJWV+B/AyJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQGENiDIkxJMaQmAP4K6zWNUjE4wAAAABJRU5ErkJggg== is not allowed for anchor targets."
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - Console message: 1594176465744	AboutHomeStartupCache	TRACE	Parent received cache streams.
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - Console message: 1594176465744	AboutHomeStartupCache	TRACE	Populating the cache. Dooming old entry.
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - Console message: 1594176465744	AboutHomeStartupCache	TRACE	Clearing the cache.
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - Console message: 1594176465745	AboutHomeStartupCache	TRACE	Opening the page output stream.
[task 2020-07-08T02:47:45.843Z] 02:47:45     INFO - Console message: 1594176465745	AboutHomeStartupCache	INFO	Writing the page cache.
[task 2020-07-08T02:47:45.844Z] 02:47:45     INFO - Console message: 1594176465747	AboutHomeStartupCache	TRACE	Writing the page data is complete. Now opening the script output stream.
[task 2020-07-08T02:47:45.844Z] 02:47:45     INFO - Console message: 1594176465747	AboutHomeStartupCache	INFO	Writing the script cache.
[task 2020-07-08T02:47:45.844Z] 02:47:45     INFO - Shutdown write done