{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"FakeRead(box"}]}
            FakeRead(box (ref cause, ref place)) => {
            Assign(box (ref place, ref rv)) => write!(fmt, "{place:?} = {rv:?}"),
                write!(fmt, "FakeRead({cause:?}, {place:?})")