1 error[E0271]: type mismatch resolving `<Foo<()> as FooLike>::Output == <T as impl_trait::Trait>::Assoc`
2 --> $DIR/bound-normalization-fail.rs:25:32
4 LL | fn foo_fail<T: Trait>() -> impl FooLike<Output = T::Assoc> {
5 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type mismatch resolving `<Foo<()> as FooLike>::Output == <T as impl_trait::Trait>::Assoc`
7 note: expected this to be `<T as impl_trait::Trait>::Assoc`
8 --> $DIR/bound-normalization-fail.rs:14:19
12 = note: expected associated type `<T as impl_trait::Trait>::Assoc`
14 help: consider constraining the associated type `<T as impl_trait::Trait>::Assoc` to `()`
16 LL | fn foo_fail<T: Trait<Assoc = ()>>() -> impl FooLike<Output = T::Assoc> {
19 error[E0760]: `impl Trait` return type cannot contain a projection or `Self` that references lifetimes from a parent scope
20 --> $DIR/bound-normalization-fail.rs:41:41
22 LL | fn foo2_fail<'a, T: Trait<'a>>() -> impl FooLike<Output = T::Assoc> {
23 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
25 error[E0271]: type mismatch resolving `<Foo<()> as FooLike>::Output == <T as lifetimes::Trait<'static>>::Assoc`
26 --> $DIR/bound-normalization-fail.rs:41:41
28 LL | fn foo2_fail<'a, T: Trait<'a>>() -> impl FooLike<Output = T::Assoc> {
29 | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type mismatch resolving `<Foo<()> as FooLike>::Output == <T as lifetimes::Trait<'static>>::Assoc`
31 note: expected this to be `<T as lifetimes::Trait<'static>>::Assoc`
32 --> $DIR/bound-normalization-fail.rs:14:19
36 = note: expected associated type `<T as lifetimes::Trait<'static>>::Assoc`
38 help: consider constraining the associated type `<T as lifetimes::Trait<'static>>::Assoc` to `()`
40 LL | fn foo2_fail<'a, T: Trait<'a, Assoc = ()>>() -> impl FooLike<Output = T::Assoc> {
43 error: aborting due to 3 previous errors
45 Some errors have detailed explanations: E0271, E0760.
46 For more information about an error, try `rustc --explain E0271`.