Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/020922810c1047acaf4d67757a7dbc9e : RETRY_LIMIT in 2m 58s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/38ff69639fa44c7aa4e6cb4537119f39 : RETRY_LIMIT in 3m 22s