[SciPy-User] encounter error while it's testing

[心如烛光]

Hi,everybody.
     I have installed scipy with commend:"pip install scipy" (OSX lion 10.7.4)
     But I encounter error while testing.BTW,the test of numpy is OK.
     I input:
 >>> import scipy
 >>> scipy.test()
 

 And this is the respond:
  

 Running unit tests for scipy
 NumPy version 1.8.0.dev-e60c70d
 NumPy is installed in /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/numpy
 SciPy version 0.12.0.dev-858610f
 SciPy is installed in /opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/scipy
 Python version 2.7.3 (default, Apr 19 2012, 00:55:09) [GCC 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)]
 nose version 1.1.2
 .....................................................................................................................................................................................F.FFPython(334,0x7fff7d1a2960) malloc: *** error for object 0x7fa0544e7f28: incorrect checksum for freed object - object was probably modified after being freed.
 *** set a breakpoint in malloc_error_break to debug
 Abort trap: 6
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