Bug: Intermittent TV toolkit/components/nimbus/test/browser/browser_remotesettings_experiment_enroll.js | Test timed out -
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-07-06 08:59:14+00:00
Resolved: 2023-05-26 12:03:35+00:00

**Filed by:** bszekely [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=383474628&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/GaaG1ZikSWimkkMW4iTtGQ/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/GaaG1ZikSWimkkMW4iTtGQ/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2022-07-06T08:03:44.533Z] 08:03:44     INFO - TEST-START | toolkit/components/nimbus/test/browser/browser_remotesettings_experiment_enroll.js
[task 2022-07-06T08:03:44.659Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.661Z] 08:03:44     INFO - GECKO(9416) |   Updating recipes
[task 2022-07-06T08:03:44.695Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.696Z] 08:03:44     INFO - GECKO(9416) |   Error getting recipes from remote settings.
[task 2022-07-06T08:03:44.706Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.708Z] 08:03:44     INFO - GECKO(9416) |   Got 1 recipes from Remote Settings
[task 2022-07-06T08:03:44.719Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.721Z] 08:03:44     INFO - GECKO(9416) |   No targeting for recipe, so it matches automatically
[task 2022-07-06T08:03:44.721Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.722Z] 08:03:44     INFO - GECKO(9416) |   [experiment] 050b31c8-992d-41b5-a83f-fb643c74248d matched
[task 2022-07-06T08:03:44.723Z] 08:03:44     INFO - GECKO(9416) | console.debug: ExperimentManager:
[task 2022-07-06T08:03:44.726Z] 08:03:44     INFO - GECKO(9416) |   Skipping enrollment for "foo0.5503476699130324" because there is an existing experiment for this feature.
[task 2022-07-06T08:03:44.726Z] 08:03:44     INFO - GECKO(9416) | console.debug: RSLoader:
[task 2022-07-06T08:03:44.726Z] 08:03:44     INFO - GECKO(9416) |   1 recipes matched. Finalizing ExperimentManager.
[task 2022-07-06T08:03:44.727Z] 08:03:44     INFO - GECKO(9416) | console.debug: ExperimentManager:
[task 2022-07-06T08:03:44.728Z] 08:03:44     INFO - GECKO(9416) |   Stopping study for recipe foo0.6343836719369248
[task 2022-07-06T08:03:44.735Z] 08:03:44     INFO - GECKO(9416) | console.debug: ExperimentManager:
[task 2022-07-06T08:03:44.738Z] 08:03:44     INFO - GECKO(9416) |   Recipe unenrolled: foo0.6343836719369248
[task 2022-07-06T08:03:46.042Z] 08:03:46     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f962ea21400 == 5 [pid = 9485] [id = 2] [url = moz-extension://b53075d1-db44-4189-bc0a-16bca363bae5/_generated_background_page.html]
[task 2022-07-06T08:03:46.085Z] 08:03:46     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 17 (7f9649b92130) [pid = 9485] [serial = 5] [outer = 0] [url = moz-extension://b53075d1-db44-4189-bc0a-16bca363bae5/_generated_background_page.html]
[task 2022-07-06T08:03:47.309Z] 08:03:47     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f3562746000 == 2 [pid = 9509] [id = 0] [url = about:blank]
[task 2022-07-06T08:03:47.310Z] 08:03:47     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f355d67e400 == 1 [pid = 9509] [id = 1] [url = about:blank]
[task 2022-07-06T08:03:47.325Z] 08:03:47     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (7f35787919f0) [pid = 9509] [serial = 1] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:47.326Z] 08:03:47     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (7f35787924d0) [pid = 9509] [serial = 5] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:49.269Z] 08:03:49     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (7fbe6bb5bc00) [pid = 9416] [serial = 4] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:49.271Z] 08:03:49     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7fbe514b8400) [pid = 9416] [serial = 9] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.124Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 16 (7f962ea2c800) [pid = 9485] [serial = 13] [outer = 0] [url = moz-extension://b53075d1-db44-4189-bc0a-16bca363bae5/_generated_background_page.html]
[task 2022-07-06T08:03:50.126Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (7f962d21ac00) [pid = 9485] [serial = 17] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.126Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (7f9633b46000) [pid = 9485] [serial = 2] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.127Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (7f962ea23800) [pid = 9485] [serial = 10] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.127Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (7f962ea22800) [pid = 9485] [serial = 8] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.128Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (7f962ea20400) [pid = 9485] [serial = 4] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:50.129Z] 08:03:50     INFO - GECKO(9416) | [Child 9485: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7f962ea21800) [pid = 9485] [serial = 6] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:51.399Z] 08:03:51     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (7f3562747800) [pid = 9509] [serial = 3] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:51.400Z] 08:03:51     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (7f355d67e800) [pid = 9509] [serial = 6] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:51.401Z] 08:03:51     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (7f355d67cc00) [pid = 9509] [serial = 4] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:51.402Z] 08:03:51     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7f3562746c00) [pid = 9509] [serial = 2] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:52.967Z] 08:03:52     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f0e9a339000 == 1 [pid = 9562] [id = 1] [url = about:blank]
[task 2022-07-06T08:03:52.969Z] 08:03:52     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f0eb5428400 == 0 [pid = 9562] [id = 0] [url = about:blank]
[task 2022-07-06T08:03:52.978Z] 08:03:52     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (7f0eb5491d90) [pid = 9562] [serial = 3] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:52.978Z] 08:03:52     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7f0eb54919f0) [pid = 9562] [serial = 1] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:53.576Z] 08:03:53     INFO - GECKO(9416) | [Child 9559: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (7fe66d82f400) [pid = 9559] [serial = 2] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:57.054Z] 08:03:57     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f0eb5428800) [pid = 9562] [serial = 2] [outer = 0] [url = about:blank]
[task 2022-07-06T08:03:57.056Z] 08:03:57     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f0e9a339400) [pid = 9562] [serial = 4] [outer = 0] [url = about:blank]
[task 2022-07-06T08:05:14.546Z] 08:05:14     INFO - TEST-INFO | started process screentopng
[task 2022-07-06T08:05:14.836Z] 08:05:14     INFO - TEST-INFO | screentopng: exit 0
[task 2022-07-06T08:05:14.836Z] 08:05:14     INFO - Buffered messages logged at 08:03:44
[task 2022-07-06T08:05:14.837Z] 08:05:14     INFO - Entering setup bound 
[task 2022-07-06T08:05:14.838Z] 08:05:14     INFO - Leaving setup bound 
[task 2022-07-06T08:05:14.839Z] 08:05:14     INFO - Entering setup bound 
[task 2022-07-06T08:05:14.839Z] 08:05:14     INFO - Leaving setup bound 
[task 2022-07-06T08:05:14.840Z] 08:05:14     INFO - Entering test bound test_experimentEnrollment
[task 2022-07-06T08:05:14.840Z] 08:05:14     INFO - Console message: [JavaScript Error: "Unknown Collection "main/nimbus-desktop-experiments"" {file: "resource://services-settings/RemoteSettingsClient.jsm" line: 193}]
[task 2022-07-06T08:05:14.840Z] 08:05:14     INFO - UnknownCollectionError@resource://services-settings/RemoteSettingsClient.jsm:193:5
[task 2022-07-06T08:05:14.840Z] 08:05:14     INFO - sync@resource://services-settings/RemoteSettingsClient.jsm:589:13
[task 2022-07-06T08:05:14.841Z] 08:05:14     INFO - 
[task 2022-07-06T08:05:14.841Z] 08:05:14     INFO - Console message: [JavaScript Error: "Unknown Collection "main/nimbus-desktop-experiments"" {file: "resource://services-settings/RemoteSettingsClient.jsm" line: 193}]
[task 2022-07-06T08:05:14.841Z] 08:05:14     INFO - UnknownCollectionError@resource://services-settings/RemoteSettingsClient.jsm:193:5
[task 2022-07-06T08:05:14.842Z] 08:05:14     INFO - sync@resource://services-settings/RemoteSettingsClient.jsm:589:13
[task 2022-07-06T08:05:14.842Z] 08:05:14     INFO - 
[task 2022-07-06T08:05:14.845Z] 08:05:14     INFO - Console message: [JavaScript Error: "Unknown Collection "main/nimbus-desktop-experiments"" {file: "resource://services-settings/RemoteSettingsClient.jsm" line: 193}]
[task 2022-07-06T08:05:14.846Z] 08:05:14     INFO - UnknownCollectionError@resource://services-settings/RemoteSettingsClient.jsm:193:5
[task 2022-07-06T08:05:14.846Z] 08:05:14     INFO - sync@resource://services-settings/RemoteSettingsClient.jsm:589:13
[task 2022-07-06T08:05:14.846Z] 08:05:14     INFO - 
[task 2022-07-06T08:05:14.847Z] 08:05:14     INFO - Buffered messages finished
[task 2022-07-06T08:05:14.848Z] 08:05:14     INFO - TEST-UNEXPECTED-FAIL | toolkit/components/nimbus/test/browser/browser_remotesettings_experiment_enroll.js | Test timed out - 
[task 2022-07-06T08:05:14.849Z] 08:05:14     INFO - GECKO(9416) | MEMORY STAT | vsize 3279MB | residentFast 509MB | heapAllocated 226MB
[task 2022-07-06T08:05:14.849Z] 08:05:14     INFO - TEST-OK | toolkit/components/nimbus/test/browser/browser_remotesettings_experiment_enroll.js | took 90079ms
[task 2022-07-06T08:05:14.851Z] 08:05:14     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7f0e9a339000 == 1 [pid = 9562] [id = 2]
[task 2022-07-06T08:05:14.852Z] 08:05:14     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 1 (7f0eb54919f0) [pid = 9562] [serial = 5] [outer = 0]
[task 2022-07-06T08:05:14.852Z] 08:05:14     INFO - GECKO(9416) | [Child 9562: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 2 (7f0e9a339400) [pid = 9562] [serial = 6] [outer = 7f0eb54919f0]
[task 2022-07-06T08:05:14.853Z] 08:05:14     INFO - GECKO(9416) | [Child 9509, Main Thread] WARNING: '!CanHandleWith(aPresContext)', file /builds/worker/checkouts/gecko/dom/events/IMEStateManager.cpp:498
[task 2022-07-06T08:05:14.854Z] 08:05:14     INFO - checking window state
[task 2022-07-06T08:05:14.854Z] 08:05:14     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 11 (7fbe4897b400) [pid = 9416] [serial = 13] [outer = 7fbe76eec180]
[task 2022-07-06T08:05:14.974Z] 08:05:14     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7f355d67f400 == 0 [pid = 9509] [id = 2] [url = about:blank]
[task 2022-07-06T08:05:15.023Z] 08:05:15     INFO - GECKO(9416) | [Child 9559: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 7fe688928800 == 0 [pid = 9559] [id = 0] [url = about:newtab]
[task 2022-07-06T08:05:15.108Z] 08:05:15     INFO - GECKO(9416) | [Child 9559: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7fe6889919f0) [pid = 9559] [serial = 1] [outer = 0] [url = about:newtab]
[task 2022-07-06T08:05:15.110Z] 08:05:15     INFO - GECKO(9416) | [Child 9559: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7fe66d831800) [pid = 9559] [serial = 3] [outer = 0] [url = about:newtab]
[task 2022-07-06T08:05:15.769Z] 08:05:15     INFO - GECKO(9416) | [Parent 9416, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1876
[task 2022-07-06T08:05:15.770Z] 08:05:15     INFO - GECKO(9416) | [Parent 9416, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1876
[task 2022-07-06T08:05:15.801Z] 08:05:15     INFO - GECKO(9416) | [Parent 9416, Compositor] WARNING: IPC Connection Error: [Parent][PCompositorManagerParent] RunMessage(msgname=PCompositorBridge::Msg___delete__) Channel closing: too late to send/recv, messages will be lost: file /builds/worker/checkouts/gecko/ipc/glue/MessageChannel.cpp:1876
[task 2022-07-06T08:05:15.814Z] 08:05:15     INFO - GECKO(9416) | [Child 9597, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3359
[task 2022-07-06T08:05:15.817Z] 08:05:15     INFO - GECKO(9416) | [Child 9651, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3359
[task 2022-07-06T08:05:15.826Z] 08:05:15     INFO - GECKO(9416) | [Child 9633, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3359
[task 2022-07-06T08:05:15.830Z] 08:05:15     INFO - GECKO(9416) | [Child 9597, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-07-06T08:05:15.832Z] 08:05:15     INFO - GECKO(9416) | [Child 9651, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-07-06T08:05:15.838Z] 08:05:15     INFO - GECKO(9416) | [Child 9633, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2022-07-06T08:05:15.858Z] 08:05:15     INFO - GECKO(9416) | [Child 9597, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4595
[task 2022-07-06T08:05:15.860Z] 08:05:15     INFO - GECKO(9416) | [Child 9651, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4595
[task 2022-07-06T08:05:15.865Z] 08:05:15     INFO - GECKO(9416) | [Child 9633, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4595
[task 2022-07-06T08:05:15.943Z] 08:05:15     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (7f355d67f800) [pid = 9509] [serial = 8] [outer = 0] [url = about:blank]
[task 2022-07-06T08:05:15.944Z] 08:05:15     INFO - GECKO(9416) | [Child 9509: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (7f3578792870) [pid = 9509] [serial = 7] [outer = 0] [url = about:blank]
[task 2022-07-06T08:05:16.924Z] 08:05:16     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7fbe5a77a800) [pid = 9416] [serial = 7] [outer = 0] [url = about:blank]
[task 2022-07-06T08:05:17.070Z] 08:05:17     INFO - GECKO(9416) | Completed ShutdownLeaks collections in process 9562
[task 2022-07-06T08:05:17.075Z] 08:05:17     INFO - GECKO(9416) | Completed ShutdownLeaks collections in process 9509
[task 2022-07-06T08:05:17.079Z] 08:05:17     INFO - GECKO(9416) | Completed ShutdownLeaks collections in process 9559
[task 2022-07-06T08:05:17.321Z] 08:05:17     INFO - GECKO(9416) | Completed ShutdownLeaks collections in process 9485
[task 2022-07-06T08:05:17.356Z] 08:05:17     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 11 (7fbe4897e400) [pid = 9416] [serial = 14] [outer = 7fbe76eec180]
[task 2022-07-06T08:05:19.218Z] 08:05:19     INFO - GECKO(9416) | [Parent 9416: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (7fbe4897b400) [pid = 9416] [serial = 13] [outer = 0] [url = about:blank]
[task 2022-07-06T08:05:19.562Z] 08:05:19     INFO - GECKO(9416) | Completed ShutdownLeaks collections in process 9416
[task 2022-07-06T08:05:19.564Z] 08:05:19     INFO - TEST-START | Shutdown
```