cerr<<"We should never be called in ParserCollector<_derivedParserElementT,_parserElementT, _valueT>::invokeWithChild(_parserElementT obj, _parserElementT child)"<<endl;
cerr<<"We should never be called in ParserChildCollector<_derivedParserElementT,_parserElementT, _valueT>::invoke(_parserElementT obj, _valueT value)"<<endl;