# STDOUT:
---v---v---v---v---v---
Using /etc/ansible/ansible.cfg as config file

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# STDERR:
---v---v---v---v---v---
[DEPRECATION WARNING]: [defaults]callback_whitelist option, normalizing names 
to new standard, use callbacks_enabled instead. This feature will be removed 
from ansible-core in version 2.15. Deprecation warnings can be disabled by 
setting deprecation_warnings=False in ansible.cfg.
ERROR! Invalid callback for stdout specified: debug

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