[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/394/ : UNSTABLE in 1h 43m 46s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/389/ : FAILURE in 5h 00m 00s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/98/ : SUCCESS in 3h 28m 56s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/392/ : SUCCESS in 3h 19m 14s