[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/370/ : UNSTABLE in 1h 37m 50s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/363/ : SUCCESS in 3h 08m 00s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/74/ : FAILURE in 5h 00m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/368/ : FAILURE in 5h 00m 01s