[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/380/ : UNSTABLE in 1h 39m 59s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/373/ : UNSTABLE in 4h 15m 01s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/84/ : UNSTABLE in 3h 16m 04s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/378/ : FAILURE in 5h 00m 01s