It seems like the installed mitogen version only supports up to ansible 2.12
ERROR! Your Ansible version ((2, 13, 10)) is too recent. The most recent version
supported by Mitogen for Ansible is (2, 12).x. Please check the Mitogen
release notes to see if a new version is available, otherwise
subscribe to the corresponding GitHub issue to be notified when
support becomes available.
https://mitogen.rtfd.io/en/latest/changelog.html
https://github.com/mitogen-hq/mitogen/issues/
The latest version on github though already supports 2.13.
It seems like the installed mitogen version only supports up to ansible 2.12
The latest version on github though already supports 2.13.