Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/0906d29ac5fe4fa8aa9a7e3a214f36ea : RETRY_LIMIT in 3m 44s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/b3fce87058d541be8ffd626a0138d673 : FAILURE in 4m 29s