[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/397/ : UNSTABLE in 1h 39m 12s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/392/ : UNSTABLE in 3h 27m 24s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/101/ : SUCCESS in 3h 39m 59s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/396/ : SUCCESS in 4h 18m 35s