Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/46b1ef1a8dd841748b53c6bbb0499b2b : RETRY_LIMIT in 3m 56s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b048175502884ac6a1ae79cf1f129954 : FAILURE in 6m 46s