fluid c++预测库(cuda8.0-cudnn7-avx)在p4卡上跑，CreatePaddlePredictor未成功直接退出
Created by: likeqinqin
- 版本、环境信息： 1）PaddlePaddle版本：1.2 2）GPU：P4，cuda8.0，cudnn7 4）系统环境：linux -预测信息 1）C++预测： GIT COMMIT ID: afc885da WITH_MKL: ON WITH_MKLDNN: ON WITH_GPU: ON CUDA version: 8.0 CUDNN version: v7 2）预测库来源： http://ci.paddlepaddle.org/project.html?projectId=Manylinux1&tab=projectOverview
-问题复现及信息：
paddle fluid create predictor failed, e.info: Cannot open file ./models/model_final/__model__ at [/paddle/paddle/fluid/inference/io.cc:50]
PaddlePaddle Call Stacks:
0 0x7fc8acf4e9e0p paddle::platform::EnforceNotMet::EnforceNotMet(std::__exception_ptr::exception_ptr, char const*, int) + 304
1 0x7fc8acf4ab4bp paddle::inference::ReadBinaryFile(std::string const&, std::string*) + 811
2 0x7fc8acf4c26dp paddle::inference::Load(paddle::framework::Executor*, paddle::framework::Scope*, std::string const&) + 221
3 0x7fc8acf56169p paddle::NativePaddlePredictor::Init(std::shared_ptr<paddle::framework::Scope>) + 1001
4 0x7fc8acf56fe3p std::unique_ptr<paddle::PaddlePredictor, std::default_delete<paddle::PaddlePredictor> > paddle::CreatePaddlePredictor<paddle::NativeConfig, (paddle::PaddleEngineKind)0>(paddle::NativeConfig const&) + 1635
5 0x7fc8acf57991p std::unique_ptr<paddle::PaddlePredictor, std::default_delete<paddle::PaddlePredictor> > paddle::CreatePaddlePredictor<paddle::NativeConfig>(paddle::NativeConfig const&) + 17