Build failed. https://zuul.opendev.org/t/openstack/buildset/0f54218344604ae48b0c069bee42a37f - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/2c1faf23271b471aaa19b2cd2a786a1b : RETRY_LIMIT in 1m 14s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/da239e626a6c4c5d99ab44a790db0851 : RETRY_LIMIT in 1m 39s