Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/1d3951d2feda45ad969816b220e95262 : SUCCESS in 6m 02s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/878fb6e2908d411f81ef136ba30897b1 : FAILURE in 4m 35s