Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/c6bc351842924dd2b816a2be38e678bb : RETRY_LIMIT in 5m 51s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/428164b1cb554e10932212fe7ef96b17 : FAILURE in 4m 43s