Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0b52f73041914f64bdb500cef8c1588b : RETRY_LIMIT in 4m 52s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/11f763f8321c4447afcd8c5d025a681e : SUCCESS in 24m 51s