{"ast_node_type":"other","tokens":[{"end":36,"kind":"keyword","start":0,"text":"self.tcx.node_span_lint("}]}
            self.tcx.node_span_lint(
            let closure_head_span = self.tcx.def_span(closure_def_id);
                lint::builtin::RUST_2021_INCOMPATIBLE_CLOSURE_CAPTURES,