Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/6d96a398c1d4442abc16135d87f6f54b : RETRY_LIMIT in 4m 11s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/446c2cbb833f447881a9acf4c76363a5 : FAILURE in 4m 19s