Build failed. https://zuul.opendev.org/t/openstack/buildset/bd60ea281a9c4d5dbe5034d53d2442e1 - openstack-tox-docs https://zuul.opendev.org/t/openstack/build/93b9d1021097487083ed10f312bc3374 : FAILURE in 5m 08s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/82491714c32b4368b2968224041c8340 : SUCCESS in 4m 16s - openstack-tox-py36 https://zuul.opendev.org/t/openstack/build/046b3c68455141cd8defabd7ace43fbc : SUCCESS in 6m 00s - openstack-tox-py37 https://zuul.opendev.org/t/openstack/build/26ee72342f0b457c889815eabdf1e118 : SUCCESS in 6m 44s