error: out of range hex escape --> $DIR/ascii-only-character-escape.rs:2:14 | LL | let x = "\x80"; | ^^^^ must be a character in the range [\x00-\x7f] error: out of range hex escape --> $DIR/ascii-only-character-escape.rs:3:14 | LL | let y = "\xff"; | ^^^^ must be a character in the range [\x00-\x7f] error: out of range hex escape --> $DIR/ascii-only-character-escape.rs:4:14 | LL | let z = "\xe2"; | ^^^^ must be a character in the range [\x00-\x7f] error: aborting due to 3 previous errors