[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/399/ : UNSTABLE in 1h 43m 24s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/394/ : UNSTABLE in 4h 33m 41s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/103/ : UNSTABLE in 3h 33m 20s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/399/ : FAILURE in 0s