1 error[E0308]: mismatched types
2 --> $DIR/dont-suggest-missing-await.rs:14:18
5 | ^ expected `u32`, found opaque type
7 = note: expected type `u32`
8 found opaque type `impl std::future::Future`
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0308`.