[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/478/ : UNSTABLE in 1h 42m 11s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/476/ : FAILURE in 5h 00m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/190/ : UNSTABLE in 3h 41m 53s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/478/ : UNSTABLE in 3h 45m 08s