rust/tests/ui/coherence/coherence-overlap-issue-23516.next.stderr
2023-09-21 08:17:58 +02:00

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error[E0119]: conflicting implementations of trait `Sweet` for type `Box<_>`
--> $DIR/coherence-overlap-issue-23516.rs:11:1
|
LL | impl<T:Sugar> Sweet for T { }
| ------------------------- first implementation here
LL | impl<U:Sugar> Sweet for Box<U> { }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `Box<_>`
|
= note: downstream crates may implement trait `Sugar` for type `std::boxed::Box<_>`
error: aborting due to previous error
For more information about this error, try `rustc --explain E0119`.