[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/461/ : UNSTABLE in 1h 55m 00s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/458/ : SUCCESS in 3h 32m 03s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/171/ : UNSTABLE in 4h 37m 11s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/461/ : UNSTABLE in 3h 45m 04s