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

Build failed. - periodic-ceilometer-docs-newton http://logs.openstack.org/periodic-stable/periodic-ceilometer-docs-newton/ac... : SUCCESS in 4m 16s - periodic-ceilometer-python27-newton http://logs.openstack.org/periodic-stable/periodic-ceilometer-python27-newto... : FAILURE in 8m 31s - periodic-ceilometer-docs-ocata http://logs.openstack.org/periodic-stable/periodic-ceilometer-docs-ocata/067... : SUCCESS in 4m 24s - periodic-ceilometer-python27-ocata http://logs.openstack.org/periodic-stable/periodic-ceilometer-python27-ocata... : SUCCESS in 9m 33s