Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/3a3ae39241fc4def804cedce27f11ed4 : RETRY_LIMIT in 2m 31s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/144f55e4376b466cba5b70de4cd016d0 : RETRY_LIMIT in 3m 10s