periodic-voltha-test-bbsim-2.11 failure

15:16:13  Executing test bbsim-failurescenarios on workflow att with logging True and extra flags 

15:16:16  ==============================================================================
15:16:16  Voltha FailureScenarios :: Test various failure scenarios                     
15:16:16  ==============================================================================
15:16:16  
15:16:16  Sadis File:None
15:18:38  Verify restart openolt-adapter container after subscriber provisio... Pod adapter-open-olt restarted and sanity checks passed successfully
15:18:41  | PASS |
15:18:41  ------------------------------------------------------------------------------
15:18:59  Check OLT/ONU Authentication After Radius Pod Restart :: After rad... | PASS |
15:18:59  ------------------------------------------------------------------------------
15:19:26  Verify openolt adapter restart before subscriber provisioning :: D... | PASS |
15:19:26  ------------------------------------------------------------------------------
15:20:34  Verify restart ofagent container after subscriber is provisioned :... Pod ofagent restarted and sanity checks passed successfully
15:20:45  | PASS |
15:20:45  ------------------------------------------------------------------------------
15:23:22  Check ONU adapter crash not forcing authentication again :: After ... | PASS |
15:23:22  ------------------------------------------------------------------------------
15:24:30  Sanity E2E Test for OLT/ONU on POD With Core Fail and Restart :: D... | FAIL |
15:24:30  Setup failed:
15:24:30  Keyword 'Validate Cleanup In ETCD' failed after retrying for 1 minute. The last error was: Stale Openonu Data in Etcd!
15:24:30  ------------------------------------------------------------------------------
15:24:30  Verify OLT Soft Reboot :: Test soft reboot of the OLT using voltct... | FAIL |
15:24:30  Critical failure occurred and exit-on-failure mode is in use.
15:24:30  ------------------------------------------------------------------------------
15:24:30  Verify restart ofagent container before subscriber is provisioned ... | FAIL |
15:24:30  Critical failure occurred and exit-on-failure mode is in use.