[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/368/ : UNSTABLE in 1h 35m 04s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/361/ : SUCCESS in 3h 44m 12s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/72/ : UNSTABLE in 4h 29m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/366/ : UNSTABLE in 3h 54m 15s