(Moose::Meta::Attribute=HASH(0x3b19838), "accessor", "scraper", undef) called at /usr/lib/x86_64-linux-gnu:Attribute=HASH(0x3b19838)) called at /usr/lib/x86_64-linux-gnu/perl5/5.20/Moose/Meta
', 'Moose::Meta::Attribute=HASH(0x38bd4e8)') called at /usr/lib/x86_64-linux-gnu/perl5/5.20/Moose/Meta/Attribute.pm line 1265
Moose::Meta::Attribute::verify_against_type_constraint('Moose::Meta::A