Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/584a23f924c444f994620dd33dee3e92 : RETRY_LIMIT in 4m 05s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/709b19649f954f39886f9ae49338010e : FAILURE in 4m 24s