[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/517/ : UNSTABLE in 1h 41m 40s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/516/ : SUCCESS in 3h 06m 20s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/234/ : UNSTABLE in 3h 47m 29s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/519/ : UNSTABLE in 3h 44m 50s