{"ast_node_type":"variable","tokens":[{"end":80,"kind":"keyword","start":0,"text":"let"}]}
                let (size, _align) = self.get_vtable_size_and_align(ptr, None)?;
                // `None` because we don't know which trait to expect here; any vtable is okay.
                self.write_scalar(Scalar::from_target_usize(size.bytes(), self), dest)?;