Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/43a3f3c10f2044a8bdc3bdd3e1b2eb98 : RETRY_LIMIT in 3m 51s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/35ad147c983746108c33f6f505527fd1 : FAILURE in 5m 00s