Pass:Fail relation is at the moment at 79:66. Nearly all fails (two exceptions) failed the test 'exists()' and contain a diagnostics sentence like
Can't call method "search" on an undefined value at .../SQLite/Sharded.pm line 91.
as for example in
http://www.cpantesters.org/cpan/report/33491213
I hope this tells you something, Greetings from Berlin,