Errors

use_strict
Set::Equivalence::_Tie
use_warnings
Set::Equivalence::_Tie
valid_signature
Old SIGNATURE detected. Please inform the module author to regenerate SIGNATURE using Module::Signature version 0.82 or newer.
gpg: Signature made Wed 17 Jul 2013 12:38:52 AM JST
gpg:                using DSA key CEBF81286A2A7D39
gpg: Can't check signature: No public key