error[E0271]: type mismatch resolving `for<'r> <L<[closure@$DIR/issue-62203-hrtb-ice.rs:42:17: 42:39]> as T0<'r, (&'r u8,)>>::O == <_ as Ty<'r>>::V`
  --> $DIR/issue-62203-hrtb-ice.rs:38:19
   |
LL |     let v = Unit2.m(
   |                   ^ expected associated type, found struct `Unit4`
   |
   = note: expected associated type `<_ as Ty<'_>>::V`
                       found struct `Unit4`
   = help: consider constraining the associated type `<_ as Ty<'_>>::V` to `Unit4` or calling a method that returns `<_ as Ty<'_>>::V`
   = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html
note: required by a bound in `T1::m`
  --> $DIR/issue-62203-hrtb-ice.rs:27:51
   |
LL |     fn m<'a, B: Ty<'a>, F>(&self, f: F) -> Unit1
   |        - required by a bound in this
LL |     where
LL |         F: for<'r> T0<'r, (<Self as Ty<'r>>::V,), O = <B as Ty<'r>>::V>,
   |                                                   ^^^^^^^^^^^^^^^^^^^^ required by this bound in `T1::m`

error[E0271]: type mismatch resolving `for<'r> <[closure@$DIR/issue-62203-hrtb-ice.rs:42:17: 42:39] as FnOnce<((&'r u8,),)>>::Output == Unit3`
  --> $DIR/issue-62203-hrtb-ice.rs:40:9
   |
LL |       let v = Unit2.m(
   |                     - required by a bound introduced by this call
LL |
LL | /         L {
LL | |
LL | |             f : |x| { drop(x); Unit4 }
LL | |         });
   | |_________^ expected struct `Unit3`, found struct `Unit4`
   |
note: required because of the requirements on the impl of `for<'r> T0<'r, (&'r u8,)>` for `L<[closure@$DIR/issue-62203-hrtb-ice.rs:42:17: 42:39]>`
  --> $DIR/issue-62203-hrtb-ice.rs:17:16
   |
LL | impl<'a, A, T> T0<'a, A> for L<T>
   |                ^^^^^^^^^     ^^^^
note: required by a bound in `T1::m`
  --> $DIR/issue-62203-hrtb-ice.rs:27:12
   |
LL |     fn m<'a, B: Ty<'a>, F>(&self, f: F) -> Unit1
   |        - required by a bound in this
LL |     where
LL |         F: for<'r> T0<'r, (<Self as Ty<'r>>::V,), O = <B as Ty<'r>>::V>,
   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `T1::m`

error: aborting due to 2 previous errors

For more information about this error, try `rustc --explain E0271`.
