Build failed. https://zuul.opendev.org/t/openstack/buildset/391505df0a504acc918022772df9ff2c - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2863f1f8262b49ccb83ddd0a4a898c98 : RETRY_LIMIT in 57s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/44265eae722a4ad0a98f21b6df7deeb7 : RETRY_LIMIT in 1m 28s