Bug: Intermittent browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview_next.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: FIXED
Created: 2023-07-23 17:00:37+00:00
Resolved: 2024-02-06 20:44:14+00:00

**Filed by:** ctuns [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=423590645&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/EK892dY4T2iJEpGc1fYeaw/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/EK892dY4T2iJEpGc1fYeaw/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2023-07-23T16:38:31.413Z] 16:38:31     INFO - TEST-PASS | browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview_next.js | Text is correct (Desktop) - 
[task 2023-07-23T16:38:31.413Z] 16:38:31     INFO - Console message: 1690130309814	FirefoxView.TabsSetup	DEBUG	refreshDevices, mobileDeviceConnected: false, : secondaryDeviceConnected: true
[task 2023-07-23T16:38:31.414Z] 16:38:31     INFO - Console message: 1690130309819	FirefoxView.TabsSetup	DEBUG	refreshDevices: no device state change
[task 2023-07-23T16:38:31.414Z] 16:38:31     INFO - Console message: 1690130309826	FirefoxView.TabsSetup	DEBUG	onSignedInChange, tabSyncNeeded:: true
[task 2023-07-23T16:38:31.414Z] 16:38:31     INFO - Console message: 1690130309831	FirefoxView.TabsSetup	DEBUG	isPrimaryPasswordLocked:: false
[task 2023-07-23T16:38:31.415Z] 16:38:31     INFO - Console message: 1690130309838	FirefoxView.TabsSetup	DEBUG	onSignedInChange, no recentTabs, calling syncTabs
[task 2023-07-23T16:38:31.415Z] 16:38:31     INFO - Console message: 1690130309846	FirefoxView.TabsSetup	DEBUG	onSignedInChange, no tab sync expected
[task 2023-07-23T16:38:31.415Z] 16:38:31     INFO - Console message: 1690130310210	FirefoxView.TabsSetup	DEBUG	updateViewVisibility for instance: 2144581, visibility: hidden
[task 2023-07-23T16:38:31.416Z] 16:38:31     INFO - Console message: 1690130310212	FirefoxView.TabsSetup	DEBUG	Resetting timestamp and tabs pending flags as there are no visible views
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - Console message: [JavaScript Error: "TypeError: can't access property "removeEventListener", this.migrationWizardDialog is null" {file: "chrome://browser/content/firefoxview/history.mjs" line: 82}]
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - disconnectedCallback@chrome://browser/content/firefoxview/history.mjs:82:5
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - @chrome://browser/content/firefoxview/firefoxview-next.mjs:67:5
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - _endRemoveTab@chrome://browser/content/tabbrowser.js:4295:15
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - removeTab@chrome://browser/content/tabbrowser.js:3943:14
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - removeTab@resource://testing-common/BrowserTestUtils.sys.mjs:1886:30
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - withFirefoxView@resource://testing-common/FirefoxViewTestUtils.sys.mjs:99:22
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - async*test_empty_desktop_same_name@chrome://mochitests/content/browser/browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview_next.js:289:9
[task 2023-07-23T16:38:31.417Z] 16:38:31     INFO - handleTask@chrome://mochikit/content/browser-test.js:1131:26
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1203:18
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - async*Tester_execTest@chrome://mochikit/content/browser-test.js:1345:14
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:1114:14
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1056:13
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - 
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - Console message: 1690130310214	FirefoxView.TabsSetup	DEBUG	updateViewVisibility for instance: 2144581, visibility: unloaded
[task 2023-07-23T16:38:31.418Z] 16:38:31     INFO - Console message: 1690130310221	FirefoxView.TabsSetup	DEBUG	Resetting timestamp and tabs pending flags as there are no visible views
[task 2023-07-23T16:38:31.419Z] 16:38:31     INFO - Buffered messages logged at 16:38:31
[task 2023-07-23T16:38:31.419Z] 16:38:31     INFO - Leaving test bound test_empty_desktop_same_name
[task 2023-07-23T16:38:31.419Z] 16:38:31     INFO - Buffered messages finished
[task 2023-07-23T16:38:31.420Z] 16:38:31     INFO - TEST-UNEXPECTED-FAIL | browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview_next.js | This test exceeded the timeout threshold. It should be rewritten or split up. If that's not possible, use requestLongerTimeout(N), but only as a last resort. - 
[task 2023-07-23T16:38:31.420Z] 16:38:31     INFO - GECKO(2402) | MEMORY STAT vsizeMaxContiguous not supported in this build configuration.
[task 2023-07-23T16:38:31.421Z] 16:38:31     INFO - GECKO(2402) | MEMORY STAT | vsize 16106MB | residentFast 359MB | heapAllocated 172MB
[task 2023-07-23T16:38:31.422Z] 16:38:31     INFO - TEST-OK | browser/components/firefoxview/tests/browser/browser_syncedtabs_firefoxview_next.js | took 51118ms
```