Provisioning on remote server fails on ferm

Trying to provision but I’m getting this:

TASK [Install Python 2.x] ********************************************************************************************************************************************************************************************************************
System info:
  Ansible; Darwin
  Trellis at "Update wp-cli to 1.4.0"
non-zero return code
fatal: []: FAILED! => {"changed": false, "failed": true,
"rc": 100, "stderr": "", "stdout": "/usr/bin/python\r\nSetting up ferm
(2.2-3.2) ...\r\nJob for ferm.service failed because the control process
exited with error code. See \"systemctl status ferm.service\" and
\"journalctl -xe\" for details.\r\ninvoke-rc.d: initscript ferm, action
\"start\" failed.\r\n\u001b[0;1;31m●\u001b[0m ferm.service - ferm
firewall configuration\r\n   Loaded: loaded (/lib/systemd/system/ferm.service;

Ansible 2.4.0
Remote server using Ubuntu 16.04