Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/6e395e70dc7148a482fa329e037df670 : SUCCESS in 4m 18s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/0791b74310a74df89c7268a2f41d33e7 : SUCCESS in 7m 26s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/14fc42e9158e43258aca1d66680834da : FAILURE in 5m 41s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/df067a2d536a4262af6c86fb9911503d : FAILURE in 4m 45s