Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/18a9522343294f08ae679c2151831a1a : SUCCESS in 10m 38s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/bc1557cd35184e0eac1ccda9ad25daee : SUCCESS in 9m 50s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/be28ad78a9e94b0987ed7db6f0fe2a35 : SUCCESS in 9m 58s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/1bda190b45694fcdb66315bfec83ac3d : FAILURE in 4m 50s