output: #fixed code
                                  void init(long allocatedAddress, int allocatedCapacity, long ownerAddress, long deallocatorAddress) {
          address = allocatedAddress;
          position = 0;
          limit = allocatedCapacity;
          capacity = allocatedCapacity;
          deallocator(new NativeDeallocator(this, ownerAddress, deallocatorAddress));
      }
input: #vulnerable code 
                                  void init(long allocatedAddress, int allocatedCapacity, long deallocatorAddress) {
          address = allocatedAddress;
          position = 0;
          limit = allocatedCapacity;
          capacity = allocatedCapacity;
          deallocator(new NativeDeallocator(this, deallocatorAddress));
      } 
                              #location 6 
                              #vulnerability type THREAD_SAFETY_VIOLATION