error[E0762]: unterminated character literal --> $DIR/lex-bad-str-literal-as-char-1.rs:3:20 | LL | println!('1 + 1'); | ^^^ | help: if you meant to write a string literal, use double quotes | LL | println!("1 + 1"); | ~ ~ error: lifetimes cannot start with a number --> $DIR/lex-bad-str-literal-as-char-1.rs:3:14 | LL | println!('1 + 1'); | ^^ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0762`.