[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/543/ : FAILURE in 6m 30s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/543/ : UNSTABLE in 3h 28m 25s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/261/ : UNSTABLE in 3h 36m 15s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/545/ : UNSTABLE in 3h 35m 38s