**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
```
("password",      value<std::string>()->default_value(""),          "")
            ("database",      value<std::string>()->default_value("default"),   "")
            ("stacktrace",                                                      "print stack traces of exceptions")
            ("confidence",    value<size_t>()->default_value(5), "set the level of confidence for T-test [0=80%, 1=90%, 2=95%, 3=98%, 4=99%, 5=99.5%(default)")
            ("query_id",      value<std::string>()->default_value(""),         "")
            ("continue_on_errors", "continue testing even if a query fails")
            ("reconnect", "establish new connection for every query")
        ;
        Settings settings;
        settings.addProgramOptions(desc);
        boost::program_options::variables_map options;
        boost::program_options::store(boost::program_options::parse_command_line(argc, argv, desc), options);
        boost::program_options::notify(options);
        clearPasswordFromCommandLine(argc, argv);
        if (options.count("help"))
        {
            std::cout << "Usage: " << argv[0] << " [options] < queries.txt\n";
            std::cout << desc << "\n";
            return 1;
        }
        print_stacktrace = options.count("stacktrace");
        
        UInt16 default_port = options.count("secure") ? DBMS_DEFAULT_SECURE_PORT : DBMS_DEFAULT_PORT;
        UseSSL use_ssl;
        Ports ports = options.count("port")
            ? options["port"].as<Ports>()
            : Ports({default_port});
        Strings hosts = options.count("host") ? options["host"].as<Strings>() : Strings({"localhost"});
        Benchmark benchmark(
            options["concurrency"].as<unsigned>(),