[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/407/ : UNSTABLE in 1h 43m 23s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/403/ : SUCCESS in 3h 00m 37s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/112/ : UNSTABLE in 3h 43m 59s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/407/ : FAILURE in 7m 37s