Validate and recall always with batch=1

AlexeyAB

2017-10-31 accf3a59c8b17c70dcc39e8f7daede017190086d

 src/cuda.c

@@ -26,6 +26,7 @@

void check_error(cudaError_t status)
{
    //cudaDeviceSynchronize();
    cudaError_t status2 = cudaGetLastError();
    if (status != cudaSuccess)
    {