error[E0119]: conflicting implementations of trait `Trait` for type `W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<_>>>>>>>>>>>>>>>>>>>>>>>`
  --> $DIR/coherence-fulfill-overflow.rs:14:1
   |
LL | impl<T: TwoW> Trait for W<T> {}
   | ---------------------------- first implementation here
LL | impl<T: TwoW> Trait for T {}
   | ^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<W<_>>>>>>>>>>>>>>>>>>>>>>>`

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0119`.