It sounds like a bug related to Scalar::Util and Moose, because you dared to use ExtUtils::MakeMaker instead of Module::Build. I'll bet your problems go away if you install the latest Module::Build (good luck...) and then do 
perl ./Build.PL
./Build install

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In reply to Re: cpan and cpanplus and toolchain by educated_foo
in thread cpan and cpanplus and toolchain by John M. Dlugosz

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