ansible-playbook -i inventory.ini playbooks/check-ntp.yml 
 
PLAY [NTP offset report (clean output)] ****************************************

TASK [Get chrony tracking] *****************************************************
fatal: [dns-master]: FAILED! => {"ansible_facts": {"discovered_interpreter_python": "/usr/bin/python3"}, "changed": false, "cmd": "chronyc tracking", "msg": "[Errno 2] No such file or directory: b'chronyc'", "rc": 2, "stderr": "", "stderr_lines": [], "stdout": "", "stdout_lines": []}
fatal: [dns-slave]: FAILED! => {"ansible_facts": {"discovered_interpreter_python": "/usr/bin/python3"}, "changed": false, "cmd": "chronyc tracking", "msg": "[Errno 2] No such file or directory: b'chronyc'", "rc": 2, "stderr": "", "stderr_lines": [], "stdout": "", "stdout_lines": []}

PLAY RECAP *********************************************************************
dns-master                 : ok=0    changed=0    unreachable=0    failed=1    skipped=0    rescued=0    ignored=0   
dns-slave                  : ok=0    changed=0    unreachable=0    failed=1    skipped=0    rescued=0    ignored=0