tests/ui/coherence/coherence-wasm-bindgen.stderr

error: conflicting implementations of trait `IntoWasmAbi` for type `&dyn Fn(&_) -> _`
  --> $DIR/coherence-wasm-bindgen.rs:28:1
   |
LL | / impl<'a, 'b, A, R> IntoWasmAbi for &'a (dyn Fn(A) -> R + 'b)
LL | | where
LL | |     A: FromWasmAbi,
LL | |     R: ReturnWasmAbi,
   | |_____________________- first implementation here
...
LL | / impl<'a, 'b, A, R> IntoWasmAbi for &'a (dyn for<'x> Fn(&'x A) -> R + 'b)
LL | | where
LL | |     A: RefFromWasmAbi,
LL | |     R: ReturnWasmAbi,
   | |_____________________^ conflicting implementation for `&dyn Fn(&_) -> _`
   |
   = warning: the behavior may change in a future release
   = note: for more information, see issue #56105 <https://github.com/rust-lang/rust/issues/56105>
   = note: downstream crates may implement trait `FromWasmAbi` for type `&_`
   = note: this behavior recently changed as a result of a bug fix; see rust-lang/rust#56105 for details
note: the lint level is defined here
  --> $DIR/coherence-wasm-bindgen.rs:10:9
   |
LL | #![deny(coherence_leak_check)]
   |         ^^^^^^^^^^^^^^^^^^^^

error: aborting due to 1 previous error