[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/323/ : UNSTABLE in 1h 35m 26s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/317/ : UNSTABLE in 3h 45m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/25/ : SUCCESS in 4h 15m 29s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/316/ : UNSTABLE in 3h 10m 39s