{"ast_node_type":"other","tokens":[{"end":86,"kind":"keyword","start":0,"text":"dcx.emit_err(session_diagnostics::CfgPredicateIdentifier"}]}
                            dcx.emit_err(session_diagnostics::CfgPredicateIdentifier {
                        let Some(mut mi) = mi.meta_item().cloned() else {
                                span: mi.span(),