{"ast_node_type":"other","tokens":[{"end":196,"kind":"keyword","start":0,"text":"lint.span_label(drop_location_span,"}]}
                                        lint.span_label(drop_location_span, format!("in Rust 2018, `{v}` is dropped here along with the closure, but in Rust 2021 `{v}` is not part of the closure",
                                    UpvarMigrationInfo::CapturingNothing { use_span: _ } => {
                                            v = self.tcx.hir_name(*var_hir_id),