Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/opendev.org/openstack/heat/stable/ocata/build-openstack-sphinx-docs/e84d27e/html/ : SUCCESS in 4m 43s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/opendev.org/openstack/heat/stable/ocata/openstack-tox-py27/244e3f5/ : RETRY_LIMIT in 1m 50s