Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/bfb01fd3225d49e78cf4fdfbb0b08e21 : RETRY_LIMIT in 2m 26s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/87571d256d64472c942f40e71b72ec31 : FAILURE in 4m 35s