error: zero-width space detected --> $DIR/unicode.rs:6:12 | 6 | print!("Here >​< is a ZWS, and ​another"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D zero-width-space` implied by `-D warnings` = help: Consider replacing the string with: ""Here >/u{200B}< is a ZWS, and /u{200B}another"" error: non-nfc unicode sequence detected --> $DIR/unicode.rs:12:12 | 12 | print!("̀àh?"); | ^^^^^^^ | = note: `-D unicode-not-nfc` implied by `-D warnings` = help: Consider replacing the string with: ""̀àh?"" error: literal non-ASCII character detected --> $DIR/unicode.rs:18:12 | 18 | print!("Üben!"); | ^^^^^^^ | = note: `-D non-ascii-literal` implied by `-D warnings` = help: Consider replacing the string with: ""/u{dc}ben!""