I have the following error with your code: CUDA

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Traceback (most recent call last):
File "main.py", line 49, in
main()
File "main.py", line 19, in main
chainer.cuda.get_device_from_id(opt.gpu).use()
File "/home/user1/cjm/anaconda3/envs/bc/lib/python2.7/site-packages/chainer/cuda.py", line 164, in get_device_from_id
check_cuda_available()
File "/home/user1/cjm/anaconda3/envs/bc/lib/python2.7/site-packages/chainer/cuda.py", line 87, in check_cuda_available
raise RuntimeError(msg)
RuntimeError: CUDA environment is not correctly set up

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But I have installed cudatoolkit8.0 and cudnn6.0