[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/429/ : UNSTABLE in 1h 37m 57s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/425/ : SUCCESS in 4h 13m 17s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/135/ : UNSTABLE in 4h 52m 40s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/429/ : FAILURE in 5h 00m 29s