file could not mount into boot2docker

[wanghaisheng]

i am running docker-machine and I have a file named "test.png" under "docker-ocropus-edwin"

Boot2Docker version 1.11.0, build HEAD : 32ee7e9 - Wed Apr 13 20:06:49 UTC 2016
docker-machine version 0.7.0, build a650a40

[wanghs@db2 docker-ocropus-edwin]$ docker run -v `pwd`:/work edwin/ocropus /ocropy/ocropus-rpred *.png
INFO:
INFO:  ########## /ocropy/ocropus-rpred test.png
INFO:
Traceback (most recent call last):
  File "/ocropy/ocropus-rpred", line 98, in <module>
    inputs = ocrolib.glob_all(args.files)
  File "/ocropy/ocrolib/toplevel.py", line 213, in argument_checks
    result = f(*args,**kw)
  File "/ocropy/ocrolib/common.py", line 654, in glob_all
    raise FileNotFound("%s: expansion did not yield any files"%arg)
ocrolib.common.FileNotFound: file not found test.png: expansion did not yield any files
[wanghs@db2 docker-ocropus-edwin]$ docker-machine ssh ocr
                        ##         .
                  ## ## ##        ==
               ## ## ## ## ##    ===
           /"""""""""""""""""\___/ ===
      ~~~ {~~ ~~~~ ~~~ ~~~~ ~~~ ~ /  ===- ~~~
           \______ o           __/
             \    \         __/
              \____\_______/
 _                 _   ____     _            _
| |__   ___   ___ | |_|___ \ __| | ___   ___| | _____ _ __
| '_ \ / _ \ / _ \| __| __) / _` |/ _ \ / __| |/ / _ \ '__|
| |_) | (_) | (_) | |_ / __/ (_| | (_) | (__|   <  __/ |
|_.__/ \___/ \___/ \__|_____\__,_|\___/ \___|_|\_\___|_|
Boot2Docker version 1.11.0, build HEAD : 32ee7e9 - Wed Apr 13 20:06:49 UTC 2016
Docker version 1.11.0, build 4dc5990
docker@ocr:~$ ls
docker@ocr:~$ cd /home/wanghs/ocr/docker-ocropus-edwin/
docker@ocr:/home/wanghs/ocr/docker-ocropus-edwin$ ls
docker@ocr:/home/wanghs/ocr/docker-ocropus-edwin$ ls -al
total 0
drwxr-xr-x    3 root     root            60 Apr 19 09:13 ./
drwxr-xr-x    3 root     root            60 Apr 19 09:13 ../
drwxr-xr-x    2 root     root            80 Apr 19 09:13 .pynative/
docker@ocr:/home/wanghs/ocr/docker-ocropus-edwin$