[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/342/ : SUCCESS in 1h 34m 10s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/335/ : UNSTABLE in 4h 11m 23s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/44/ : SUCCESS in 4h 55m 30s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/334/ : UNSTABLE in 3h 14m 44s