[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/396/ : UNSTABLE in 1h 55m 32s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/391/ : FAILURE in 5h 00m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/100/ : SUCCESS in 3h 35m 15s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/395/ : UNSTABLE in 3h 49m 13s