error: zero-width space detected --> 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 --> 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 --> 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!"" error: aborting due to previous error(s) To learn more, run the command again with --verbose.