[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/473/ : UNSTABLE in 1h 33m 39s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/471/ : FAILURE in 3h 08m 15s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/185/ : UNSTABLE in 3h 30m 42s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/473/ : UNSTABLE in 3h 40m 41s