{"ast_node_type":"function","tokens":[{"end":62,"kind":"keyword","start":0,"text":"fn"}]}
    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
impl<'tcx, T: fmt::Debug> fmt::Debug for Normalized<'tcx, T> {
        write!(f, "Normalized({:?}, {:?})", self.value, self.obligations)