Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/34da407051fc445dbd217acae41f0cfb : RETRY_LIMIT in 4m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/173794774fe34b399e23b0e995154170 : FAILURE in 7m 38s