Bug: Intermittent tabswitch | Could not find report in browser output: [('tsformat', ('__start_report', '__end_report')), ('tpformat', ('__start_tp_report', '__end_tp_report'))]
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2022-10-14 09:07:56+00:00
Resolved: 2023-06-30 12:03:43+00:00

**Filed by:** nbeleuzu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=393182544&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/DCdK0uP0SIW2p1lpQ-OmZQ/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2022-10-14T07:34:12.652Z] 07:34:12     INFO -  PID 6624 | console.error: "C:\\Users\\task_1665730597\\AppData\\Local\\Temp\\tmp1w6gco6f\\profile" "" 0 ".purge.bg_rm"
[task 2022-10-14T07:34:13.060Z] 07:34:13     INFO -  TEST-INFO | 6624: exit 1
[task 2022-10-14T07:34:13.097Z] 07:34:13     INFO -  mozcrash checking C:\Users\task_1665730597\AppData\Local\Temp\tmp1w6gco6f\profile\minidumps for minidumps...
[task 2022-10-14T07:34:13.097Z] 07:34:13     INFO -  TEST-UNEXPECTED-ERROR | tabswitch | Could not find report in browser output: [('tsformat', ('__start_report', '__end_report')), ('tpformat', ('__start_tp_report', '__end_tp_report'))]
[task 2022-10-14T07:34:13.098Z] 07:34:13    ERROR -  Traceback (most recent call last):
[task 2022-10-14T07:34:13.098Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\run_tests.py", line 363, in run_tests
[task 2022-10-14T07:34:13.098Z] 07:34:13     INFO -      talos_results.add(mytest.runTest(browser_config, test))
[task 2022-10-14T07:34:13.098Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\ttest.py", line 65, in runTest
[task 2022-10-14T07:34:13.099Z] 07:34:13     INFO -      return self._runTest(browser_config, test_config, setup)
[task 2022-10-14T07:34:13.099Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\ttest.py", line 265, in _runTest
[task 2022-10-14T07:34:13.099Z] 07:34:13     INFO -      test_results.add(
[task 2022-10-14T07:34:13.099Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\results.py", line 94, in add
[task 2022-10-14T07:34:13.100Z] 07:34:13     INFO -      browserLog = BrowserLogResults(
[task 2022-10-14T07:34:13.100Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\results.py", line 349, in __init__
[task 2022-10-14T07:34:13.100Z] 07:34:13     INFO -      self.parse()
[task 2022-10-14T07:34:13.100Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\results.py", line 375, in parse
[task 2022-10-14T07:34:13.101Z] 07:34:13     INFO -      self.error(
[task 2022-10-14T07:34:13.101Z] 07:34:13     INFO -    File "C:\Users\task_1665730597\build\tests\talos\talos\results.py", line 360, in error
[task 2022-10-14T07:34:13.101Z] 07:34:13     INFO -      raise utils.TalosError(message)
[task 2022-10-14T07:34:13.101Z] 07:34:13     INFO -  talos.utils.TalosError: Could not find report in browser output: [('tsformat', ('__start_report', '__end_report')), ('tpformat', ('__start_tp_report', '__end_tp_report'))]
[task 2022-10-14T07:34:13.102Z] 07:34:13     INFO -  TEST-INFO took 5828ms
[task 2022-10-14T07:34:13.102Z] 07:34:13     INFO -  SUITE-END | took 5s
[task 2022-10-14T07:34:13.604Z] 07:34:13    ERROR - Return code: 2
[task 2022-10-14T07:34:13.604Z] 07:34:13  WARNING - setting return code to 2
[task 2022-10-14T07:34:13.604Z] 07:34:13    ERROR - # TBPL FAILURE #
[task 2022-10-14T07:34:13.604Z] 07:34:13     INFO - Running post-action listener: _package_coverage_data
[task 2022-10-14T07:34:13.604Z] 07:34:13     INFO - Running post-action listener: _resource_record_post_action
[task 2022-10-14T07:34:13.604Z] 07:34:13     INFO - Running post-action listener: process_java_coverage_data
[task 2022-10-14T07:34:13.605Z] 07:34:13     INFO - [mozharness: 2022-10-14 07:34:13.604347Z] Finished run-tests step (success)
[task 2022-10-14T07:34:13.605Z] 07:34:13     INFO - Running post-run listener: _resource_record_post_run
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - Total resource usage - Wall time: 11s; CPU: 31%; Read bytes: 279862784; Write bytes: 246493696; Read time: 8; Write time: 4
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: CPU usage<br/>30.9%
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: I/O read bytes / time<br/>279,862,784 / 8
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: I/O write bytes / time<br/>246,493,696 / 4
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: CPU idle<br/>60.9 (69.0%)
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: CPU system<br/>12.8 (14.5%)
[task 2022-10-14T07:34:13.685Z] 07:34:13     INFO - TinderboxPrint: CPU user<br/>14.4 (16.3%)
[task 2022-10-14T07:34:13.686Z] 07:34:13     INFO - install - Wall time: 2s; CPU: 13%; Read bytes: 122880; Write bytes: 5967872; Read time: 0; Write time: 0
[task 2022-10-14T07:34:13.686Z] 07:34:13     INFO - run-tests - Wall time: 10s; CPU: 38%; Read bytes: 279457280; Write bytes: 215843328; Read time: 8; Write time: 4
[task 2022-10-14T07:34:13.690Z] 07:34:13  WARNING - returning nonzero exit status 2
[taskcluster 2022-10-14T07:34:13.729Z]    Exit Code: 2
```