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

Build failed. - periodic-tempest-dsvm-nnet-ubuntu-xenial-newton http://logs.openstack.org/periodic-stable/periodic-tempest-dsvm-nnet-ubuntu-... : SUCCESS in 50m 35s - periodic-tempest-dsvm-neutron-full-ubuntu-xenial-newton http://logs.openstack.org/periodic-stable/periodic-tempest-dsvm-neutron-full... : SUCCESS in 1h 16m 17s - periodic-tempest-dsvm-nnet-ubuntu-xenial-ocata http://logs.openstack.org/periodic-stable/periodic-tempest-dsvm-nnet-ubuntu-... : FAILURE in 1h 14m 35s - periodic-tempest-dsvm-neutron-full-ubuntu-xenial-ocata http://logs.openstack.org/periodic-stable/periodic-tempest-dsvm-neutron-full... : SUCCESS in 1h 20m 54s