Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/cc6eca7d14b04b4c9f1f7aead2481d97 : SUCCESS in 17m 07s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/f2d96b7dccbb425ea219d9cea8321a35 : SUCCESS in 10m 10s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/556f0d1158e2480d9424d5ad05acee6e : FAILURE in 10m 38s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/2cdded4c4e094bd3ac6dae40b7720a74 : SUCCESS in 11m 06s