Suspected patch:

https://gerrit.ovirt.org/#/c/91555/

Link to job:

http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/8542/

Link to all logs:

http://jenkins.ovirt.org/job/ovirt-master_change-queue-tester/8542/artifact/exported-artifacts/

Relevant error snippet:

Error: ovirt-engine-wildfly-overlay conflicts with ovirt-engine-wildfly-13.0.0-1.el7.x86_64