[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/385/ : UNSTABLE in 1h 51m 56s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/378/ : SUCCESS in 4h 16m 49s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/89/ : FAILURE in 5h 00m 28s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/383/ : UNSTABLE in 3h 53m 14s