**Describe the issue**
```
Queries executed: 0.


Queries executed: 0.

^CStopping launch of queries. SIGINT received.
^C^C^C^C^C^C^C^C^C^C^C
```
<< "RPS: " << (info->read_rows / seconds) << ", "
                    << "MiB/s: " << (info->read_bytes / seconds / 1048576) << ", "
                    << "result RPS: " << (info->result_rows / seconds) << ", "
                    << "result MiB/s: " << (info->result_bytes / seconds / 1048576) << "."
                    << "\n";
        }
        std::cerr << "\n";
        auto print_percentile = [&](double percent)
        {
            std::cerr << percent << "%\t\t";
            for (const auto & info : infos)
            {
                std::cerr << info->sampler.quantileNearest(percent / 100.0) << " sec.\t";
            }
            std::cerr << "\n";
        };
        for (int percent = 0; percent <= 90; percent += 10)
            print_percentile(percent);
        print_percentile(95);
        print_percentile(99);
        print_percentile(99.9);
        print_percentile(99.99);
        std::cerr << "\n" << t_test.compareAndReport(confidence).second << "\n";
        if (!cumulative)
        {
            for (auto & info : infos)
                info->clear();
        }
    }
    void reportJSON(MultiStats & infos, const std::string & filename)