[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/363/ : UNSTABLE in 1h 34m 22s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/356/ : UNSTABLE in 4h 44m 29s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/67/ : SUCCESS in 3h 55m 52s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/356/ : FAILURE in 5h 00m 00s