{"ast_node_type":"variable","tokens":[{"end":70,"kind":"keyword","start":0,"text":"let"}]}
        let array_type_entry = self.dwarf.unit.get_mut(array_type_id);
        let array_type_id = self.dwarf.unit.add(self.dwarf.unit.root(), gimli::DW_TAG_array_type);
        array_type_entry.set(gimli::DW_AT_type, AttributeValue::UnitRef(elem_dw_ty));