[test-results] Stable check of asterisk failed

[asteriskteam at digium.com]

Build failed.

- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-11/406/ : UNSTABLE in 1h 43m 42s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-13/402/ : SUCCESS in 3h 03m 32s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-14/111/ : UNSTABLE in 3h 46m 17s
- https://jenkins.asterisk.org/jenkins/job/periodic-asterisk-master/406/ : SUCCESS in 3h 47m 43s