{"ast_node_type":"other","tokens":[{"end":13,"kind":"keyword","start":0,"text":"#[inline]"}]}
    #[inline]
    /// Panics if the elements are not distinct or if some of them are out of bounds.
    pub fn pick3_mut(&mut self, a: I, b: I, c: I) -> (&mut T, &mut T, &mut T) {