[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/462/ : UNSTABLE in 1h 33m 49s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/459/ : UNSTABLE in 3h 28m 07s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/172/ : FAILURE in 5h 00m 00s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/462/ : UNSTABLE in 4h 38m 46s