Under maintenance.

Most probably CPANTS databases are being regenerated from scratch due to major changes in Kwalitee metrics or updates of relevant modules/perl. Usually this maintenance takes about a day or two, and some of the information may be old or missing tentatively. Sorry for the inconvenience.

Errors

use_warnings
Test::Builder, Test::Builder::Module, Test::Builder::Tester, Test::Builder::Tester::Color, Test::More, Test::Simple
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Sun 24 Feb 2008 01:45:05 PM JST
gpg:                using DSA key 58CA219610F54327
gpg: Can't check signature: No public key
==> BAD/TAMPERED signature detected! <==