Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/76468951756d4e598c9be8c4a17e821b : RETRY_LIMIT in 4m 29s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b5383e2dd9a340c2a1649194011b7bfc : FAILURE in 3m 57s