Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/5faf2b3f52ae447fbdb7bb3d2a0c7f8e : RETRY_LIMIT in 3m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/9d51ffc49e944096b49eb17aebc6f63e : FAILURE in 3m 49s