| error[E0515]: cannot return value referencing local variable `s` | |
| --> $DIR/issue-67765-async-diagnostic.rs:13:5 | |
| | | |
| LL | let b = &s[..]; | |
| | - `s` is borrowed here | |
| LL | | |
| LL | Err(b)?; | |
| | ^^^^^^^ returns a value referencing data owned by the current function | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0515`. |