error[E0428]: the name `foo` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:9:5
   |
LL |     fn foo() -> impl T<Target = impl T<Target = impl Sized>>;
   |     --------------------------------------------------------- previous definition of the value `foo` here
LL |     fn foo() -> impl Sized;
   |     ^^^^^^^^^^^^^^^^^^^^^^^ `foo` redefined here
   |
   = note: `foo` must be defined only once in the value namespace of this trait

error[E0428]: the name `foo` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:15:5
   |
LL |     fn foo() -> impl T<Target = impl T<Target = impl Sized>>;
   |     --------------------------------------------------------- previous definition of the value `foo` here
LL |     fn foo() -> impl T<Target = impl T<Target = impl Sized>>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `foo` redefined here
   |
   = note: `foo` must be defined only once in the value namespace of this trait

error[E0428]: the name `foo` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:25:5
   |
LL |     fn foo() -> S<impl T<Target = S<S<impl Sized>>>>;
   |     ------------------------------------------------- previous definition of the value `foo` here
LL |     fn foo() -> S<impl T<Target = S<S<impl Sized>>>>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `foo` redefined here
   |
   = note: `foo` must be defined only once in the value namespace of this trait

error[E0428]: the name `foo` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:39:5
   |
LL | /     fn foo() -> S1<
LL | |         impl T<Target = impl T<Target = impl Sized>>,
LL | |         impl T<Target = impl T<Target = S<impl Sized>>>
LL | |         >;
   | |__________- previous definition of the value `foo` here
LL | /     fn foo() -> S1<
LL | |         impl T<Target = impl T<Target = impl Sized>>,
LL | |         impl T<Target = impl T<Target = S<impl Sized>>>
LL | |         >;
   | |__________^ `foo` redefined here
   |
   = note: `foo` must be defined only once in the value namespace of this trait

error[E0428]: the name `a` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:53:5
   |
LL |     fn a() -> impl T0<(), Target = impl T1<()>>;
   |     -------------------------------------------- previous definition of the value `a` here
LL |     fn a() -> impl T0<(), Target = impl T1<()>>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `a` redefined here
   |
   = note: `a` must be defined only once in the value namespace of this trait

error[E0428]: the name `a` is defined multiple times
  --> $DIR/rpitit-duplicate-associated-fn-with-nested.rs:55:5
   |
LL |     fn a() -> impl T0<(), Target = impl T1<()>>;
   |     -------------------------------------------- previous definition of the value `a` here
...
LL |     fn a() -> impl T0<(), Target = impl T1<()>>;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `a` redefined here
   |
   = note: `a` must be defined only once in the value namespace of this trait

error: aborting due to 6 previous errors

For more information about this error, try `rustc --explain E0428`.