[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/408/ : UNSTABLE in 1h 38m 49s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/404/ : SUCCESS in 3h 35m 29s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/113/ : SUCCESS in 3h 32m 55s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/408/ : SUCCESS in 4h 23m 17s