src/test/ui/type-alias-impl-trait/generic_duplicate_param_use6.full_tait.stderr

warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
  --> $DIR/generic_duplicate_param_use6.rs:3:32
   |
LL | #![cfg_attr(full_tait, feature(type_alias_impl_trait))]
   |                                ^^^^^^^^^^^^^^^^^^^^^
   |
   = note: `#[warn(incomplete_features)]` on by default
   = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information

error: concrete type differs from previous defining opaque type use
  --> $DIR/generic_duplicate_param_use6.rs:18:1
   |
LL | fn three<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `(T, T)`, got `(U, T)`
   |
note: previous use here
  --> $DIR/generic_duplicate_param_use6.rs:14:1
   |
LL | fn two<T: Copy + Debug, U: Debug>(t: T, u: U) -> Two<T, U> {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0277]: `T` doesn't implement `Debug`
  --> $DIR/generic_duplicate_param_use6.rs:11:18
   |
LL | type Two<T, U> = impl Debug;
   |                  ^^^^^^^^^^ `T` cannot be formatted using `{:?}` because it doesn't implement `Debug`
   |
   = note: required because of the requirements on the impl of `Debug` for `(T, T)`
help: consider restricting type parameter `T`
   |
LL | type Two<T: std::fmt::Debug, U> = impl Debug;
   |           ^^^^^^^^^^^^^^^^^

error: aborting due to 2 previous errors; 1 warning emitted

For more information about this error, try `rustc --explain E0277`.