java.lang.IllegalAccessError: java/util/concurrent/locks/ReentrantLock$Sync about one-nio HOT 4 CLOSED

class TestBlockingQueue(
        private val capacity: Long,
        private val ttl: Long
): Serializable {

    private val tasksQueue = HashMap<String, Serializable>()
    private val tasksLock = ReentrantLock()
    private val tasksFullCondition = tasksLock.newCondition()

   //.... методы
}

class TestBlockingQueueTest {

    @Test
    fun testShouldSerialize() {
        val queue = TestBlockingQueue(100, 100)
        val buf = ByteArray(57)
        val out = SerializeStream(buf)
        out.writeObject(queue)
        assertEquals(out.count(), 57)

        val stream = DeserializeStream(buf)
        val queueTest =  stream.readObject() as TestBlockingQueue
        assertNotNull(queueTest)
    }

}

выкидывает Exception:

> AccessError: tried to access class java.util.concurrent.locks.ReentrantLock$Sync from class sun.reflect.Delegate1_ReentrantLock
> 
> 	at sun.reflect.Delegate1_ReentrantLock.read(Unknown Source)