Bug: Intermittent [tier 2] TV browser/components/search/test/browser/browser_search_nimbus_reload.js | Called by update function to fetch engines - 2 == 1 - JS frame :: chrome://mochitests/content/browser/browser/components/search/test/browser/browser_search_n
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-09-29 18:26:51+00:00
Resolved: 2021-10-26 17:00:22+00:00

**Filed by:** mlaza [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=353109828&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/CDj0aIP2S4Sw1v33YMkubQ/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/CDj0aIP2S4Sw1v33YMkubQ/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---
```
[task 2021-09-29T15:38:16.971Z] 15:38:16     INFO - TEST-START | browser/components/search/test/browser/browser_search_nimbus_reload.js
[task 2021-09-29T15:38:17.088Z] 15:38:17     INFO - TEST-INFO | started process screencapture
[task 2021-09-29T15:38:17.494Z] 15:38:17     INFO - TEST-INFO | screencapture: exit 0
[task 2021-09-29T15:38:17.494Z] 15:38:17     INFO - Buffered messages logged at 15:38:16
[task 2021-09-29T15:38:17.495Z] 15:38:17     INFO - Entering test bound test_engines_reloaded_nimbus
[task 2021-09-29T15:38:17.495Z] 15:38:17     INFO - TEST-PASS | browser/components/search/test/browser/browser_search_nimbus_reload.js | Called by experiment enrollment - 1 == 1 - 
[task 2021-09-29T15:38:17.495Z] 15:38:17     INFO - Buffered messages finished
[task 2021-09-29T15:38:17.496Z] 15:38:17     INFO - TEST-UNEXPECTED-FAIL | browser/components/search/test/browser/browser_search_nimbus_reload.js | Called by update function to fetch engines - 2 == 1 - JS frame :: chrome://mochitests/content/browser/browser/components/search/test/browser/browser_search_nimbus_reload.js :: test_engines_reloaded_nimbus :: line 31
[task 2021-09-29T15:38:17.496Z] 15:38:17     INFO - Stack trace:
[task 2021-09-29T15:38:17.496Z] 15:38:17     INFO - chrome://mochitests/content/browser/browser/components/search/test/browser/browser_search_nimbus_reload.js:test_engines_reloaded_nimbus:31
[task 2021-09-29T15:38:17.496Z] 15:38:17     INFO - TEST-PASS | browser/components/search/test/browser/browser_search_nimbus_reload.js | Got `experiment` variable value - "experiment" == "experiment" - 
[task 2021-09-29T15:38:17.497Z] 15:38:17     INFO - TEST-PASS | browser/components/search/test/browser/browser_search_nimbus_reload.js | Should have expected value - "nimbus-search-mochitest" == "nimbus-search-mochitest" - 
[task 2021-09-29T15:38:17.497Z] 15:38:17     INFO - TEST-PASS | browser/components/search/test/browser/browser_search_nimbus_reload.js | Called by experiment unenrollment - 2 == 2 - 
[task 2021-09-29T15:38:17.497Z] 15:38:17     INFO - Leaving test bound test_engines_reloaded_nimbus
[task 2021-09-29T15:38:17.498Z] 15:38:17     INFO - GECKO(1355) | MEMORY STAT | vsize 23440MB | residentFast 284MB | heapAllocated 144MB
[task 2021-09-29T15:38:17.498Z] 15:38:17     INFO - TEST-OK | browser/components/search/test/browser/browser_search_nimbus_reload.js | took 120ms
[task 2021-09-29T15:38:17.498Z] 15:38:17     INFO - checking window state
[task 2021-09-29T15:38:17.499Z] 15:38:17     INFO - GECKO(1355) | Completed ShutdownLeaks collections in process 1355
[task 2021-09-29T15:38:17.499Z] 15:38:17     INFO - TEST-START | Shutdown
[task 2021-09-29T15:38:17.499Z] 15:38:17     INFO - Browser Chrome Test Summary
[task 2021-09-29T15:38:17.499Z] 15:38:17     INFO - Passed:  10
[task 2021-09-29T15:38:17.500Z] 15:38:17     INFO - Failed:  1
[task 2021-09-29T15:38:17.500Z] 15:38:17     INFO - Todo:    0
[task 2021-09-29T15:38:17.500Z] 15:38:17     INFO - Mode:    e10s
[task 2021-09-29T15:38:17.500Z] 15:38:17     INFO - *** End BrowserChrome Test Results ***
[task 2021-09-29T15:38:17.501Z] 15:38:17     INFO - GECKO(1355) | Exiting due to channel error.
[task 2021-09-29T15:38:17.501Z] 15:38:17     INFO - GECKO(1355) | Exiting due to channel error.
[task 2021-09-29T15:38:17.501Z] 15:38:17     INFO - GECKO(1355) | Exiting due to channel error.
[task 2021-09-29T15:38:17.502Z] 15:38:17     INFO - GECKO(1355) | Exiting due to channel error.
[task 2021-09-29T15:38:17.502Z] 15:38:17     INFO - TEST-INFO | Main app process: exit 0
[task 2021-09-29T15:38:17.502Z] 15:38:17     INFO - runtests.py | Application ran for: 0:00:09.289891
[task 2021-09-29T15:38:17.502Z] 15:38:17     INFO - zombiecheck | Reading PID log: /var/folders/65/4n2lt8f127d9gldwwtthtj6m000014/T/tmp71qd_9wmpidlog
[task 2021-09-29T15:38:17.503Z] 15:38:17     INFO - ==> process 1355 launched child process 1357
[task 2021-09-29T15:38:17.503Z] 15:38:17     INFO - ==> process 1355 launched child process 1361
[task 2021-09-29T15:38:17.503Z] 15:38:17     INFO - ==> process 1355 launched child process 1364
[task 2021-09-29T15:38:17.503Z] 15:38:17     INFO - ==> process 1355 launched child process 1365
[task 2021-09-29T15:38:17.503Z] 15:38:17     INFO - zombiecheck | Checking for orphan process with PID: 1361
[task 2021-09-29T15:38:17.504Z] 15:38:17     INFO - zombiecheck | Checking for orphan process with PID: 1364
[task 2021-09-29T15:38:17.504Z] 15:38:17     INFO - zombiecheck | Checking for orphan process with PID: 1357
[task 2021-09-29T15:38:17.504Z] 15:38:17     INFO - zombiecheck | Checking for orphan process with PID: 1365
[task 2021-09-29T15:38:17.504Z] 15:38:17     INFO - Stopping web server
[task 2021-09-29T15:38:17.570Z] 15:38:17     INFO - Server shut down.
[task 2021-09-29T15:38:17.650Z] 15:38:17     INFO - Web server killed.
[task 2021-09-29T15:38:17.650Z] 15:38:17     INFO - Stopping web socket server
[task 2021-09-29T15:38:17.670Z] 15:38:17     INFO - Stopping ssltunnel
[task 2021-09-29T15:38:17.755Z] 15:38:17  WARNING - leakcheck | refcount logging is off, so leaks can't be detected!
[task 2021-09-29T15:38:17.756Z] 15:38:17     INFO - runtests.py | Running tests: end.
[task 2021-09-29T15:38:18.013Z] 15:38:18     INFO - Buffered messages finished
[task 2021-09-29T15:38:18.013Z] 15:38:18     INFO -  TEST-INFO | checking window state
[task 2021-09-29T15:38:18.013Z] 15:38:18     INFO -  Browser Chrome Test Summary
[task 2021-09-29T15:38:18.013Z] 15:38:18     INFO -  	Passed: 10
[task 2021-09-29T15:38:18.013Z] 15:38:18     INFO -  	Failed: 1
[task 2021-09-29T15:38:18.014Z] 15:38:18     INFO -  	Todo: 0
[task 2021-09-29T15:38:18.014Z] 15:38:18     INFO -  	Mode: e10s
[task 2021-09-29T15:38:18.014Z] 15:38:18     INFO -  *** End BrowserChrome Test Results ***
[task 2021-09-29T15:38:18.014Z] 15:38:18     INFO - Buffered messages finished
[task 2021-09-29T15:38:18.014Z] 15:38:18     INFO - SUITE-END | took 12s
[task 2021-09-29T15:38:18.015Z] 15:38:18     INFO - SUITE-START | Running 1 tests
[task 2021-09-29T15:38:18.015Z] 15:38:18     INFO - :::
[task 2021-09-29T15:38:18.015Z] 15:38:18     INFO - ::: Test verification summary for:
[task 2021-09-29T15:38:18.015Z] 15:38:18     INFO - :::
[task 2021-09-29T15:38:18.016Z] 15:38:18     INFO - ::: browser/components/search/test/browser/browser_search_nimbus_reload.js
[task 2021-09-29T15:38:18.016Z] 15:38:18     INFO - :::
[task 2021-09-29T15:38:18.016Z] 15:38:18     INFO - ::: 1. Run each test 10 times in one browser. : FAIL
[task 2021-09-29T15:38:18.016Z] 15:38:18     INFO - ::: 2. Run each test 5 times in a new browser each time. : not run / incomplete
[task 2021-09-29T15:38:18.017Z] 15:38:18     INFO - ::: 3. Run each test 10 times in one browser, in chaos mode. : not run / incomplete
[task 2021-09-29T15:38:18.017Z] 15:38:18     INFO - ::: 4. Run each test 5 times in a new browser each time, in chaos mode. : not run / incomplete
[task 2021-09-29T15:38:18.017Z] 15:38:18     INFO - :::
[task 2021-09-29T15:38:18.018Z] 15:38:18     INFO - ::: Test verification FAILED!
[task 2021-09-29T15:38:18.018Z] 15:38:18     INFO - :::
[task 2021-09-29T15:38:18.018Z] 15:38:18     INFO - Buffered messages finished
[task 2021-09-29T15:38:18.018Z] 15:38:18     INFO - SUITE-END | took 0s
[task 2021-09-29T15:38:18.100Z] 15:38:18     INFO - Return code: 0
[task 2021-09-29T15:38:18.100Z] 15:38:18    ERROR - Got 1 unexpected statuses
[task 2021-09-29T15:38:18.100Z] 15:38:18     INFO - TinderboxPrint: mochitest-mochitest-browser-chrome<br/>6/<em class="testfail">1</em>/0
[task 2021-09-29T15:38:18.100Z] 15:38:18  WARNING - # TBPL WARNING #
[task 2021-09-29T15:38:18.100Z] 15:38:18  WARNING - setting return code to 1
[task 2021-09-29T15:38:18.100Z] 15:38:18  WARNING - TinderboxPrint: Per-test run of .../browser_search_nimbus_reload.js<br/>: WARNING
[task 2021-09-29T15:38:18.100Z] 15:38:18     INFO - Per-test suites: {}
[task 2021-09-29T15:38:18.100Z] 15:38:18     INFO - Per-test suites: {}
[task 2021-09-29T15:38:18.100Z] 15:38:18     INFO - Running post-action listener: _package_coverage_data
[task 2021-09-29T15:38:18.101Z] 15:38:18     INFO - Running post-action listener: _resource_record_post_action
[task 2021-09-29T15:38:18.101Z] 15:38:18     INFO - Running post-action listener: process_java_coverage_data
[task 2021-09-29T15:38:18.101Z] 15:38:18     INFO - [mozharness: 2021-09-29 15:38:18.101089Z] Finished run-tests step (success)
[task 2021-09-29T15:38:18.101Z] 15:38:18     INFO - Running post-run listener: _resource_record_post_run
[task 2021-09-29T15:38:18.157Z] 15:38:18     INFO - instance_metadata.json not found; unable to determine instance type
[task 2021-09-29T15:38:18.157Z] 15:38:18     INFO - Validating Perfherder data against /opt/worker/tasks/task_163292966556921/mozharness/external_tools/performance-artifact-schema.json
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - PERFHERDER_DATA: {"framework": {"name": "job_resource_usage"}, "suites": [{"name": ".overall", "extraOptions": ["e10s", "buildbot-unknown"], "subtests": [{"name": "cpu_percent", "value": 16.6453125}, {"name": "io_write_bytes", "value": 288600064}, {"name": "io.read_bytes", "value": 680595456}, {"name": "io_write_time", "value": 56348}, {"name": "io_read_time", "value": 48044}]}, {"name": ".start-pulseaudio", "subtests": [{"name": "time", "value": 0.0005059242248535156}]}, {"name": ".install", "subtests": [{"name": "time", "value": 18.90743398666382}, {"name": "cpu_percent", "value": 19.131944444444443}]}, {"name": ".stage-files", "subtests": [{"name": "time", "value": 0.00044798851013183594}]}, {"name": ".run-tests", "subtests": [{"name": "time", "value": 14.790245771408081}, {"name": "cpu_percent", "value": 13.663461538461537}]}]}
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - Total resource usage - Wall time: 33s; CPU: 14%; Read bytes: 680595456; Write bytes: 288600064; Read time: 48044; Write time: 56348
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: CPU usage<br/>13.7%
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: I/O read bytes / time<br/>680,595,456 / 48,044
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: I/O write bytes / time<br/>288,600,064 / 56,348
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: CPU idle<br/>330.2 (83.4%)
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: CPU system<br/>8.9 (2.2%)
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: CPU user<br/>56.9 (14.4%)
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - TinderboxPrint: Swap in / out<br/>621,506,560 / 0
[task 2021-09-29T15:38:18.160Z] 15:38:18     INFO - start-pulseaudio - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-09-29T15:38:18.161Z] 15:38:18     INFO - install - Wall time: 19s; CPU: 19%; Read bytes: 606311936; Write bytes: 242143232; Read time: 36538; Write time: 34151
[task 2021-09-29T15:38:18.161Z] 15:38:18     INFO - stage-files - Wall time: 0s; CPU: Can't collect data; Read bytes: 0; Write bytes: 0; Read time: 0; Write time: 0
[task 2021-09-29T15:38:18.161Z] 15:38:18     INFO - run-tests - Wall time: 15s; CPU: 14%; Read bytes: 292544512; Write bytes: 33841152; Read time: 21990; Write time: 20401
[task 2021-09-29T15:38:18.169Z] 15:38:18  WARNING - returning nonzero exit status 1
[taskcluster 2021-09-29T15:38:18.195Z]    Exit Code: 1
[taskcluster 2021-09-29T15:38:18.195Z]    User Time: 1m20.492632s
[taskcluster 2021-09-29T15:38:18.195Z]  Kernel Time: 23.432912s
[taskcluster 2021-09-29T15:38:18.195Z]    Wall Time: 3m8.132569s
[taskcluster 2021-09-29T15:38:18.195Z]       Result: FAILED
[taskcluster 2021-09-29T15:38:18.195Z] === Task Finished ===
[taskcluster 2021-09-29T15:38:18.195Z] Task Duration: 3m8.136813s
[taskcluster 2021-09-29T15:38:18.252Z] Uploading artifact public/logs/localconfig.json from file logs/localconfig.json with content encoding "gzip", mime type "application/json" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:18.426Z] Uploading artifact public/test_info/manifests.list from file build/blobber_upload_dir/manifests.list with content encoding "gzip", mime type "text/plain; charset=utf-8" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:18.518Z] Uploading artifact public/test_info/mochitest-browser-chrome-test1_errorsummary.log from file build/blobber_upload_dir/mochitest-browser-chrome-test1_errorsummary.log with content encoding "gzip", mime type "text/plain" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:18.684Z] Uploading artifact public/test_info/mochitest-browser-chrome-test1_raw.log from file build/blobber_upload_dir/mochitest-browser-chrome-test1_raw.log with content encoding "gzip", mime type "text/plain" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:18.828Z] Uploading artifact public/test_info/mozilla-test-fail-screenshot_he5x0hy5.png from file build/blobber_upload_dir/mozilla-test-fail-screenshot_he5x0hy5.png with content encoding "identity", mime type "image/png" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:20.230Z] Uploading artifact public/test_info/resource-usage.json from file build/blobber_upload_dir/resource-usage.json with content encoding "gzip", mime type "application/json" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:20.402Z] Uploading artifact public/test_info/system-info.log from file build/blobber_upload_dir/system-info.log with content encoding "gzip", mime type "text/plain" and expiry 2022-09-29T15:26:02.902Z
[taskcluster 2021-09-29T15:38:20.543Z] Uploading redirect artifact public/logs/live.log to URL https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/CDj0aIP2S4Sw1v33YMkubQ/runs/0/artifacts/public%2Flogs%2Flive_backing.log with mime type "text/plain; charset=utf-8" and expiry 2022-09-29T15:26:02.902Z
[taskcluster:error] exit status 1
```