{"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"self.adjust_fulfillment_errors_for_expr_obligation(&mut"}]}
            self.adjust_fulfillment_errors_for_expr_obligation(&mut result);
            mutate_fulfillment_errors(&mut result);
            self.err_ctxt().report_fulfillment_errors(result);