Please see https://github.com/Perl/perl5/issues/20207, which reports that a [change in the development branch of perl](https://github.com/Perl/perl5/commit/80c1f1e45e8ef8c27d170fae7ade41971fe20218) on Aug 31 2022 is causing test failures in this CPAN distribution (example: http://www.cpantesters.org/cpan/report/1e115e94-2b96-11ed-81f2-51b805b3d53a).