src/test/ui/issues/issue-47380.stderr

   1 error[E0369]: cannot add `&str` to `&str`
   2   --> $DIR/issue-47380.rs:3:35
   3    |
   4 LL |     println!("🦀🦀🦀🦀🦀"); let _a = b + ", World!";
   5    |                                      - ^ ---------- &str
   6    |                                      | |
   7    |                                      | `+` cannot be used to concatenate two `&str` strings
   8    |                                      &str
   9    |
  10    = note: string concatenation requires an owned `String` on the left
  11 help: create an owned `String` from a string reference
  12    |
  13 LL |     println!("🦀🦀🦀🦀🦀"); let _a = b.to_owned() + ", World!";
  14    |                                       +++++++++++
  15
  16 error: aborting due to previous error
  17
  18 For more information about this error, try `rustc --explain E0369`.