[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/321/ : UNSTABLE in 1h 40m 38s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/315/ : UNSTABLE in 4h 33m 38s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/23/ : SUCCESS in 3h 15m 10s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/314/ : UNSTABLE in 4h 17m 05s