Self-reference is allowed, but it prevents moving. fn main() { // ok let mut inp = Input { words: vec![], phrase: String::from("foo bar") };

Self-reference is allowed, but it prevents moving. fn main() { // ok let mut inp = Input { words: vec![], phrase: String::from("foo bar") }; inp.words.push(&inp.phrase[0..3]); inp.words.push(&inp.phrase[4..7]); println!("{:?}", inp); // this would give "cannot move out of `inp` because it is borrowed" //let x = inp; }