closeables.add(highlightingIt);
<BUG>readers.add(new HighlightingLineReader(highlightingIt));
</BUG>
CloseableIterator<BatchReport.Symbol> symbolsIt = reportReader.readComponentSymbols(componentRef);
closeables.add(symbolsIt);
<BUG>readers.add(new SymbolsLineReader(symbolsIt));
</BUG>
CloseableIterator<BatchReport.Duplication> duplicationsIt = reportReader.readComponentDuplications(componentRef);
closeables.add(duplicationsIt);
readers.add(new DuplicationLineReader(duplicationsIt));

closeables.add(highlightingIt);
readers.add(new HighlightingLineReader(highlightingIt, rangeOffsetConverter));
CloseableIterator<BatchReport.Symbol> symbolsIt = reportReader.readComponentSymbols(componentRef);
closeables.add(symbolsIt);
readers.add(new SymbolsLineReader(symbolsIt, rangeOffsetConverter));
CloseableIterator<BatchReport.Duplication> duplicationsIt = reportReader.readComponentDuplications(componentRef);
closeables.add(duplicationsIt);
readers.add(new DuplicationLineReader(duplicationsIt));
