rust/tests/ui/specialization/defaultimpl/specialization-trait-not-implemented.stderr
2023-01-11 09:32:08 +00:00

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warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/specialization-trait-not-implemented.rs:5:12
|
LL | #![feature(specialization)]
| ^^^^^^^^^^^^^^
|
= note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
= help: consider using `min_specialization` instead, which is more stable and complete
= note: `#[warn(incomplete_features)]` on by default
error[E0599]: the method `foo_one` exists for struct `MyStruct`, but its trait bounds were not satisfied
--> $DIR/specialization-trait-not-implemented.rs:22:29
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LL | struct MyStruct;
| ---------------
| |
| method `foo_one` not found for this struct
| doesn't satisfy `MyStruct: Foo`
...
LL | println!("{}", MyStruct.foo_one());
| ^^^^^^^ method cannot be called on `MyStruct` due to unsatisfied trait bounds
|
note: trait bound `MyStruct: Foo` was not satisfied
--> $DIR/specialization-trait-not-implemented.rs:14:1
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LL | default impl<T> Foo for T {
| ^^^^^^^^^^^^^^^^---^^^^^-
| |
| unsatisfied trait bound introduced here
note: the trait `Foo` must be implemented
--> $DIR/specialization-trait-not-implemented.rs:7:1
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LL | trait Foo {
| ^^^^^^^^^
= help: items from traits can only be used if the trait is implemented and in scope
note: `Foo` defines an item `foo_one`, perhaps you need to implement it
--> $DIR/specialization-trait-not-implemented.rs:7:1
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LL | trait Foo {
| ^^^^^^^^^
error: aborting due to previous error; 1 warning emitted
For more information about this error, try `rustc --explain E0599`.