Build failed. https://zuul.opendev.org/t/openstack/buildset/e2c9507be7774ccd9550f98d05456783 - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/a27bff6f2d9e4717bee6118b3b9d6c94 : RETRY_LIMIT in 54s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/da4e6c09faf24cc6b2b8135f18648ba3 : RETRY_LIMIT in 1m 51s