WTF: $Test::Builder::Level is invalid
Someone started using Test::Pretty and now I can't run tests. I get:
GraphViz2::Marpa: Start ... # $Test::Builder::Level is invalid. Testing library you are using is broken. : 2 at /home/ron/perl5/perlbrew/perls/perl-5.18.2/lib/site_perl/5.18.2/Test/Version.pm line 134.
Googling didn't help.
I've run cpanm on a range of modules: