Bug: Intermittent TV browser/components/sidebar/tests/browser/browser_sidebar_collapsed_close_tab_button.js | Uncaught exception in test bound test_toggle_collapse_close_button - The selected tab is not showing the close button. - timed out after 50 tries.
Status: NEW
Priority: P5
Created: 2025-02-11 18:38:24+00:00
Resolved: 2025-03-04 14:44:46+00:00

**Filed by:** abutkovits [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=494424736&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/QbAdq0-qSHylRSxSq-C5gQ/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/QbAdq0-qSHylRSxSq-C5gQ/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2025-02-11T18:00:49.185Z] 18:00:49     INFO - TEST-PASS | browser/components/sidebar/tests/browser/browser_sidebar_collapsed_close_tab_button.js | Tabstrip now has two tabs - 
[task 2025-02-11T18:00:49.186Z] 18:00:49     INFO - Buffered messages finished
[task 2025-02-11T18:00:49.186Z] 18:00:49     INFO - TEST-UNEXPECTED-FAIL | browser/components/sidebar/tests/browser/browser_sidebar_collapsed_close_tab_button.js | Uncaught exception in test bound test_toggle_collapse_close_button - The selected tab is not showing the close button. - timed out after 50 tries.
[task 2025-02-11T18:00:49.186Z] 18:00:49     INFO - Leaving test bound test_toggle_collapse_close_button
[task 2025-02-11T18:00:49.260Z] 18:00:49     INFO - GECKO(1094) | [WARN  webrender::device::gl] Cropping texture upload Box2D((0, 0), (0, 1)) to None
[task 2025-02-11T18:00:49.261Z] 18:00:49     INFO - GECKO(1094) | [WARN  webrender::device::gl] Cropping texture upload Box2D((0, 0), (0, 1)) to None
[task 2025-02-11T18:00:49.261Z] 18:00:49     INFO - GECKO(1094) | [WARN  webrender::device::gl] Cropping texture upload Box2D((0, 0), (0, 1)) to None
[task 2025-02-11T18:00:49.506Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 17 (7f35fc963c00) [pid = 1210] [serial = 2] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.507Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 16 (7f35fc971800) [pid = 1210] [serial = 4] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.507Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (7f35fbebb000) [pid = 1210] [serial = 17] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.508Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (7f35fc970c00) [pid = 1210] [serial = 8] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.508Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (7f35fc96a400) [pid = 1210] [serial = 6] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.509Z] 18:00:49     INFO - GECKO(1094) | [Child 1210: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (7f35fc971c00) [pid = 1210] [serial = 10] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.675Z] 18:00:49     INFO - GECKO(1094) | [Child 1252: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (7f35fca8b800) [pid = 1252] [serial = 4] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.675Z] 18:00:49     INFO - GECKO(1094) | [Child 1252: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (7f35fca82000) [pid = 1252] [serial = 2] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.675Z] 18:00:49     INFO - GECKO(1094) | [Child 1252: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7f35fca82c00) [pid = 1252] [serial = 3] [outer = 0] [url = about:blank]
[task 2025-02-11T18:00:49.734Z] 18:00:49     INFO - GECKO(1094) | MEMORY STAT | vsize 11795MB | residentFast 602MB | heapAllocated 278MB
[task 2025-02-11T18:00:49.735Z] 18:00:49     INFO - TEST-OK | browser/components/sidebar/tests/browser/browser_sidebar_collapsed_close_tab_button.js | took 6739ms
```