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

Build failed. - periodic-keystone-docs-juno http://logs.openstack.org/periodic-stable/periodic-keystone-docs-juno/914e67... : FAILURE in 4m 42s - periodic-keystone-python26-juno http://logs.openstack.org/periodic-stable/periodic-keystone-python26-juno/a7... : FAILURE in 3m 00s - periodic-keystone-python27-juno http://logs.openstack.org/periodic-stable/periodic-keystone-python27-juno/22... : FAILURE in 3m 50s - periodic-keystone-docs-kilo http://logs.openstack.org/periodic-stable/periodic-keystone-docs-kilo/99ea5d... : SUCCESS in 5m 22s - periodic-keystone-python27-kilo http://logs.openstack.org/periodic-stable/periodic-keystone-python27-kilo/e3... : SUCCESS in 10m 10s