src/test/ui/feature-gates/feature-gate-unsized_tuple_coercion.stderr

   1 error[E0658]: unsized tuple coercion is not stable enough for use and is subject to change
   2   --> $DIR/feature-gate-unsized_tuple_coercion.rs:2:28
   3    |
   4 LL |     let _ : &(dyn Send,) = &((),);
   5    |                            ^^^^^^
   6    |
   7    = note: see issue #42877 <https://github.com/rust-lang/rust/issues/42877> for more information
   8    = help: add `#![feature(unsized_tuple_coercion)]` to the crate attributes to enable
   9
  10 error: aborting due to previous error
  11
  12 For more information about this error, try `rustc --explain E0658`.