fails:Object#clone preserves tainted state from the original
fails:Object#clone preserves untrusted state from the original
fails:Object#clone raises a TypeError for NilClass
fails:Object#clone raises a TypeError for TrueClass
fails:Object#clone raises a TypeError for FalseClass
fails:Object#clone raises a TypeError for Fixnum
fails:Object#clone raises a TypeError for Symbol
fails:Object#clone preserves frozen state from the original
