[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/485/ : FAILURE in 7m 18s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/484/ : UNSTABLE in 3h 06m 52s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/200/ : UNSTABLE in 3h 32m 16s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/487/ : UNSTABLE in 4h 32m 12s