[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/441/ : UNSTABLE in 1h 09m 27s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/437/ : UNSTABLE in 3h 12m 32s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/149/ : SUCCESS in 3h 43m 09s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/441/ : FAILURE in 5h 00m 00s