Build failed. - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/88f3d7e3101b418f9671e78a4caa558f : SUCCESS in 4m 47s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/3df211cf4fe345a58d37d3482ca5f196 : FAILURE in 4m 46s