error[E0762]: unterminated character literal
  --> $DIR/lex-bad-str-literal-as-char-3.rs:6:26
   |
LL |     println!('hello world');
   |                          ^^^
   |
help: if you meant to write a string literal, use double quotes
   |
LL -     println!('hello world');
LL +     println!("hello world");
   |

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0762`.