18 pub unsafe impl<'a, 'b, X, Y: Foo<Bar>> !Foo<'a, X> for Bar<'b, Y> where X: Foo<'a, Z>
25 impl<'a, 'b, X, Y: Foo<Bar>> Foo<'a, X> for Bar<'b, Y>
26 where X: Fooooooooooooooooooooooooooooo<'a, Z>
33 impl<'a, 'b, X, Y: Foo<Bar>> Foo<'a, X> for Bar<'b, Y> where X: Foooooooooooooooooooooooooooo<'a, Z>