[Numpy-discussion] Fwd: numpy test fails with "Illegal instruction'

Gerhard Burger burger.ga@gmail....
Thu Jan 17 08:59:36 CST 2013


Solved it, did a backtrace with gdb and the error came somewhere from an
old lapack version that was installed on my machine (I thought I wouldn't
have these issues in a virtualenv). but anyway after I removed it, and
installed numpy again, it ran without problems!


On Thu, Jan 17, 2013 at 3:18 PM, Gerhard Burger <burger.ga@gmail.com> wrote:

> I read somewhere that it could have to do with the sse instructions that
> your processor is capable of, but my processor is not that old, so I would
> think that is not the problem...
>
>
>
> On Thu, Jan 17, 2013 at 3:12 PM, Scott Sinclair <
> scott.sinclair.za@gmail.com> wrote:
>
>> On 17 January 2013 12:01, Gerhard Burger <burger.ga@gmail.com> wrote:
>> > When I run `numpy.test(verbose=10)` it crashes with
>> >
>> >     test_polyfit (test_polynomial.TestDocs) ... Illegal instruction
>> >
>> > In the FAQ it states that I should provide the following information
>> > (running Ubuntu 12.04 64bit):
>> >
>> >     os.name = 'posix'
>> >     uname -r = 3.2.0-35-generic
>> >     sys.platform = 'linux2'
>> >     sys.version = '2.7.3 (default, Aug  1 2012, 05:14:39) \n[GCC 4.6.3]'
>> >
>> > Atlas is not installed (not required for numpy, only for scipy right?)
>> >
>> > It fails both when I install numpy 1.6.2 with `pip install numpy` and
>> if I
>> > install the latest dev version from git.
>>
>> Very strange. I tried to reproduce this on 64-bit Ubuntu 12.04 (by
>> removing my ATLAS, BLAS, LAPACK etc..) but couldn't:
>>
>> $ python -c "import numpy; numpy.test()"
>> Running unit tests for numpy
>> NumPy version 1.6.2
>> NumPy is installed in
>> /home/scott/.virtualenvs/numpy-tmp/local/lib/python2.7/site-packages/numpy
>> Python version 2.7.3 (default, Aug  1 2012, 05:14:39) [GCC 4.6.3]
>> nose version 1.2.1
>> .........
>> ----------------------------------------------------------------------
>> Ran 3568 tests in 14.170s
>>
>> OK (KNOWNFAIL=5, SKIP=5)
>>
>> $ python -c "import numpy; numpy.show_config()"
>> blas_info:
>>   NOT AVAILABLE
>> lapack_info:
>>   NOT AVAILABLE
>> atlas_threads_info:
>>   NOT AVAILABLE
>> blas_src_info:
>>   NOT AVAILABLE
>> lapack_src_info:
>>   NOT AVAILABLE
>> atlas_blas_threads_info:
>>   NOT AVAILABLE
>> lapack_opt_info:
>>   NOT AVAILABLE
>> blas_opt_info:
>>   NOT AVAILABLE
>> atlas_info:
>>   NOT AVAILABLE
>> lapack_mkl_info:
>>   NOT AVAILABLE
>> blas_mkl_info:
>>   NOT AVAILABLE
>> atlas_blas_info:
>>   NOT AVAILABLE
>> mkl_info:
>>   NOT AVAILABLE
>>
>> Cheers,
>> Scott
>> _______________________________________________
>> NumPy-Discussion mailing list
>> NumPy-Discussion@scipy.org
>> http://mail.scipy.org/mailman/listinfo/numpy-discussion
>>
>
>
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