run paddle serving docker fail with "source: not found"

[CH7auAI]

$ docker run --net=host --name paddle_serving_test -dit registry.baidubce.com/paddlepaddle/serving:0.9.0-devel
$ docker container ls -a |grep paddle_serving_test
2fe8056b9bba        registry.baidubce.com/paddlepaddle/serving:0.9.0-devel                                  "/bin/sh -c 'source …"   33 seconds ago      Exited (127) 30 seconds ago                               paddle_serving_test

$ docker logs paddle_serving_test
/bin/sh: 1: source: not found