Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/b39ac2dd637f409bb4f1ac9adb4268c0 : SUCCESS in 10m 04s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/8356005904a148d69bbe14839b643f50 : FAILURE in 6m 16s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/e7d61f058aee4f0ea3becbdc22e8cc55 : SUCCESS in 8m 00s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/4f9c783ca66b48518fbf8215cacb327b : SUCCESS in 9m 49s