tests/ui/println_empty_string.stderr

   1 error: using `println!("")`, consider using `println!()` instead
   2  --> $DIR/println_empty_string.rs:3:5
   3   |
   4 3 |     println!("");
   5   |     ^^^^^^^^^^^^^
   6   |
   7   = note: `-D print-with-newline` implied by `-D warnings`
   8