error[E0275]: overflow evaluating the requirement `<T as Trait>::Assoc: Trait`
  --> $DIR/normalize-param-env-4.rs:19:26
   |
LL |     <T as Trait>::Assoc: Trait,
   |                          ^^^^^

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0275`.