[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/439/ : UNSTABLE in 1h 45m 30s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/435/ : UNSTABLE in 3h 00m 39s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/147/ : FAILURE in 5h 00m 00s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/439/ : UNSTABLE in 3h 33m 58s