[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/449/ : UNSTABLE in 1h 33m 09s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/445/ : FAILURE in 5h 00m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/157/ : UNSTABLE in 3h 27m 31s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/449/ : FAILURE in 5h 00m 01s