Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/cd0425d7cef54b2094c0b1e5c8f47e1f : RETRY_LIMIT in 3m 41s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/826da598267144aeb98ef755a39eb21c : FAILURE in 4m 30s