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

Build failed. - periodic-cinder-docs-kilo http://logs.openstack.org/periodic-stable/periodic-cinder-docs-kilo/32a2d59/ : SUCCESS in 6m 27s - periodic-cinder-python27-kilo http://logs.openstack.org/periodic-stable/periodic-cinder-python27-kilo/ef69... : FAILURE in 13m 52s - periodic-cinder-docs-liberty http://logs.openstack.org/periodic-stable/periodic-cinder-docs-liberty/10c6f... : SUCCESS in 6m 29s - periodic-cinder-python27-liberty http://logs.openstack.org/periodic-stable/periodic-cinder-python27-liberty/a... : SUCCESS in 6m 39s