Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/dc1ebaae387d4a799e7861b6bd7e1501 : RETRY_LIMIT in 16m 56s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/568fa66ceddb4ccf958cce564e3b873d : FAILURE in 6m 27s