validateInputStream(in);
        try (final HSSFWorkbook workbook = new HSSFWorkbook(in);
                final org.apache.poi.hssf.extractor.ExcelExtractor excelExtractor =
                        new org.apache.poi.hssf.extractor.ExcelExtractor(workbook)) {
            return new ExtractData(excelExtractor.getText());
        } catch (final IOException e) {

        "config_cache:not_yet_implemented:secrets",
        "config_cache:not_implemented:store_parallel_execution",
        "config_cache:not_yet_implemented:storing_lambdas",
        // reroute to cookbook, no anchors needed
        "build_jenkins",
        "build_teamcity",
        "build_github_actions",
        "sec:configure_github_actions",
        "build_travis",