Bug in hangfire Mongodb

program.cs

using Hangfire;
using Hangfire.MemoryStorage;
using Hangfire.Mongo;
using Hangfire.Mongo.Migration.Strategies;
using Hangfire.Mongo.Migration.Strategies.Backup;

namespace ConsoleApp4
{
    internal class Program
    {
        private static BackgroundJobClient _client;

        private static string Id = Guid.NewGuid().ToString();

        private static string[] _queues = new[] { "alpha", "beta", "gamma" };

        private static long _counter = 0;

        private static long _queueCounter = 0;

        private static string GetQueue()
        {
            _queueCounter = (_queueCounter + 1) % _queues.Length;
            return _queues[_queueCounter];
        }

        static void Main(string[] args)
        {
            Console.WriteLine("Hello, World!");

            GlobalConfiguration.Configuration
              .SetDataCompatibilityLevel(CompatibilityLevel.Version_180)
              .UseColouredConsoleLogProvider()
              .UseSimpleAssemblyNameTypeSerializer()
              .UseRecommendedSerializerSettings()

            .UseMongoStorage(
                "mongodb://admin:123456##@mongo01.codewrecks.com/testhangfire?authSource=admin&compressors=snappy",
                new MongoStorageOptions()
                {
                    MigrationOptions = new MongoMigrationOptions
                    {
                        MigrationStrategy = new MigrateMongoMigrationStrategy(),
                        BackupStrategy = new CollectionMongoBackupStrategy()
                    },
                    Prefix = "hangfire.mongo",
                    CheckConnection = true,
                    CheckQueuedJobsStrategy = CheckQueuedJobsStrategy.Poll,
                    QueuePollInterval = TimeSpan.FromSeconds(1)
                });

            var options = new BackgroundJobServerOptions()
            {
                SchedulePollingInterval = TimeSpan.FromSeconds(1),
                Queues = _queues,
            };
            using (var server = new BackgroundJobServer(options))
            {
                var newSchedulingQueue = GetQueue();
                BackgroundJob.Schedule(newSchedulingQueue, () => DoSomething(newSchedulingQueue, Id), TimeSpan.FromSeconds(1));
                Console.WriteLine("Press a key to exit");
                Console.ReadKey();
            }
        }

        public static void DoSomething(string queue, string id)
        {
            if (id == Id)
            {
                var newSchedulingQueue = GetQueue();
                Interlocked.Increment(ref _counter);
                Console.WriteLine("Cnt: {0:0000} Queued on {1} - timestampe {2}", _counter, queue, DateTime.UtcNow);
                BackgroundJob.Schedule(newSchedulingQueue, () => DoSomething(newSchedulingQueue,Id), TimeSpan.FromSeconds(_counter));
            }
            else
            {
                Console.WriteLine("OLDJOB - Cnt: {0:0000} - {1}", _counter, DateTime.UtcNow);
            }
        }
    }
}