[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/445/ : UNSTABLE in 1h 48m 09s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/441/ : UNSTABLE in 4h 49m 17s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/153/ : UNSTABLE in 3h 33m 09s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/445/ : FAILURE in 5h 00m 00s