Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/927276bb1545479781bbcb4f7538a6e4 : RETRY_LIMIT in 4m 33s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/320244f4539645bc9fe89e93209ae188 : FAILURE in 6m 27s