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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 previous error
For more information about this error, try `rustc --explain E0515`.