CudaMemGetInfoError

#include <thrust/host_vector.h>
#include <thrust/device_vector.h>
#include <cuda.h>
#include <stdio.h>
#include <stdlib.h>
#include <iostream>

int main(void)
{
  size_t free, total;

  cudaError_t error=cudaMemGetInfo (&free , &total);
  if(error != cudaSuccess)
  {
    printf("CUDA error: %s\n", cudaGetErrorString(error));
    exit(-1);
  }

  std::cout << "Free Memory                                    : " << free  << std::endl ;
  std::cout << "Total amount of memory                         : " << total <<std::endl;


   //Use Thrust to  initialize all ten integers of a device_vector to 1
    thrust::device_vector<int> D(10, 1);

    //Print out the device vector.
    for (int i = 0; i < D.size(); ++i)
     {
      std::cout << D[i] <<std::endl ;
     }

    return 0;
}