Build failed. https://zuul.opendev.org/t/openstack/buildset/9171e619a215481b8361fb8a3c14fd75 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/7c60d6973ac04b0992ca710aeb78fdb6 : SUCCESS in 4m 00s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e6c7b9f6bf664917a1312b9e199b77a2 : SUCCESS in 5m 54s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/8b29eb1dd20043c5b17a64aecb8625b3 : SUCCESS in 5m 12s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/8df73c1f5d3a4fbe8d395ccdb2f9d544 : FAILURE in 5m 16s