[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/388/ : UNSTABLE in 1h 43m 11s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/381/ : SUCCESS in 3h 43m 35s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/92/ : UNSTABLE in 3h 17m 10s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/386/ : FAILURE in 5h 00m 02s