|  | warning: trait item `hello` from `Downstream` shadows identically named item from supertrait | 
|  | --> $DIR/false-subtrait-after-inference.rs:13:5 | 
|  | | | 
|  | LL |     fn hello(&self) {} | 
|  | |     ^^^^^^^^^^^^^^^ | 
|  | | | 
|  | note: item from `Upstream` is shadowed by a subtrait item | 
|  | --> $DIR/false-subtrait-after-inference.rs:8:5 | 
|  | | | 
|  | LL |     fn hello(&self) {} | 
|  | |     ^^^^^^^^^^^^^^^ | 
|  | note: the lint level is defined here | 
|  | --> $DIR/false-subtrait-after-inference.rs:3:9 | 
|  | | | 
|  | LL | #![warn(supertrait_item_shadowing_definition)] | 
|  | |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  |  | 
|  | warning: trait item `hello` from `Downstream` shadows identically named item from supertrait | 
|  | --> $DIR/false-subtrait-after-inference.rs:22:7 | 
|  | | | 
|  | LL |     x.hello(); | 
|  | |       ^^^^^ | 
|  | | | 
|  | note: item from `Downstream` shadows a supertrait item | 
|  | --> $DIR/false-subtrait-after-inference.rs:13:5 | 
|  | | | 
|  | LL |     fn hello(&self) {} | 
|  | |     ^^^^^^^^^^^^^^^ | 
|  | note: item from `Upstream` is shadowed by a subtrait item | 
|  | --> $DIR/false-subtrait-after-inference.rs:8:5 | 
|  | | | 
|  | LL |     fn hello(&self) {} | 
|  | |     ^^^^^^^^^^^^^^^ | 
|  | note: the lint level is defined here | 
|  | --> $DIR/false-subtrait-after-inference.rs:2:9 | 
|  | | | 
|  | LL | #![warn(supertrait_item_shadowing_usage)] | 
|  | |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  |  | 
|  | error[E0277]: the trait bound `i32: Foo` is not satisfied | 
|  | --> $DIR/false-subtrait-after-inference.rs:22:7 | 
|  | | | 
|  | LL |     x.hello(); | 
|  | |       ^^^^^ the trait `Foo` is not implemented for `i32` | 
|  | | | 
|  | help: this trait has no implementations, consider adding one | 
|  | --> $DIR/false-subtrait-after-inference.rs:18:1 | 
|  | | | 
|  | LL | trait Foo {} | 
|  | | ^^^^^^^^^ | 
|  | note: required for `W<i32>` to implement `Downstream` | 
|  | --> $DIR/false-subtrait-after-inference.rs:16:9 | 
|  | | | 
|  | LL | impl<T> Downstream for W<T> where T: Foo {} | 
|  | |         ^^^^^^^^^^     ^^^^          --- unsatisfied trait bound introduced here | 
|  |  | 
|  | error: aborting due to 1 previous error; 2 warnings emitted | 
|  |  | 
|  | For more information about this error, try `rustc --explain E0277`. |