[Openstack-stable-maint] Stable check of openstack/octavia failed

Build failed. - periodic-octavia-docs-liberty http://logs.openstack.org/periodic-stable/periodic-octavia-docs-liberty/3ded... : SUCCESS in 2m 18s - periodic-octavia-python27-liberty http://logs.openstack.org/periodic-stable/periodic-octavia-python27-liberty/... : FAILURE in 3m 43s - periodic-octavia-docs-mitaka http://logs.openstack.org/periodic-stable/periodic-octavia-docs-mitaka/c31c2... : SUCCESS in 2m 32s - periodic-octavia-python27-mitaka http://logs.openstack.org/periodic-stable/periodic-octavia-python27-mitaka/d... : FAILURE in 3m 52s