Man pages matching name perl::critic::exception::configuration::nonexistentpolicy in section 3pm:

Perl::Critic::Exception::Configuration::NonExistentPolicy.3pm.en	debian 10 / libperl-critic-perl
Perl::Critic::Exception::Configuration::NonExistentPolicy.3pm.en	debian 11 / libperl-critic-perl
Perl::Critic::Exception::Configuration::NonExistentPolicy.3pm.en	debian 12 / libperl-critic-perl