[Numpy-discussion] test failure in numpy trunk

Nils Wagner nwagner@iam.uni-stuttgart...
Tue Mar 24 12:36:56 CDT 2009


On Tue, 24 Mar 2009 11:20:53 -0600
  Charles R Harris <charlesr.harris@gmail.com> wrote:
> 2009/3/24 Darren Dale <dsdale24@gmail.com>
> 
>> Hello,
>>
>> I just performed an svn update, deleted my old build/ 
>>and
>> site-packages/numpy*, reinstalled, and I see a new test 
>>failure on a 64 bit
>> linux machine:
>>
>> ======================================================================
>> FAIL: 
>>test_umath.TestComplexFunctions.test_loss_of_precision_longcomplex
>> ----------------------------------------------------------------------
>> Traceback (most recent call last):
>>   File 
>>"/usr/lib64/python2.6/site-packages/nose/case.py", line 
>>182, in
>> runTest
>>     self.test(*self.arg)
>>   File 
>>"/usr/lib64/python2.6/site-packages/numpy/testing/decorators.py",
>> line 169, in knownfailer
>>     return f(*args, **kwargs)
>>   File 
>>"/usr/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py",
>> line 557, in test_loss_of_precision_longcomplex
>>     self.check_loss_of_precision(np.longcomplex)
>>   File 
>>"/usr/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py",
>> line 510, in check_loss_of_precision
>>     check(x_series, 2*eps)
>>   File 
>>"/usr/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py",
>> line 497, in check
>>     'arctanh')
>> AssertionError: (135, 3.4039637354191726288e-09, 
>>3.9031278209478159624e-18,
>> 'arctanh')
>>
> 
> What machine is it?
> 
> Chuck

I can reproduce the failure.
Linux linux-mogv 2.6.27.19-3.2-default #1 SMP 2009-02-25 
15:40:44 +0100 x86_64 x86_64 x86_64 GNU/Linux

cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 6
model           : 15
model name      : Intel(R) Pentium(R) Dual  CPU  T3200  @ 
2.00GHz
stepping        : 13
cpu MHz         : 1000.000
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 0
cpu cores       : 2
apicid          : 0
initial apicid  : 0
fpu             : yes
fpu_exception   : yes
cpuid level     : 10
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic 
sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr 
sse sse2 ss ht tm pbe syscall nx lm constant_tsc 
arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl est 
tm2 ssse3 cx16 xtpr lahf_lm
bogomips        : 3996.80
clflush size    : 64
cache_alignment : 64
address sizes   : 36 bits physical, 48 bits virtual
power management:

processor       : 1
vendor_id       : GenuineIntel
cpu family      : 6
model           : 15
model name      : Intel(R) Pentium(R) Dual  CPU  T3200  @ 
2.00GHz
stepping        : 13
cpu MHz         : 1000.000
cache size      : 1024 KB
physical id     : 0
siblings        : 2
core id         : 1
cpu cores       : 2
apicid          : 1
initial apicid  : 1
fpu             : yes
fpu_exception   : yes
cpuid level     : 10
wp              : yes
flags           : fpu vme de pse tsc msr pae mce cx8 apic 
sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr 
sse sse2 ss ht tm pbe syscall nx lm constant_tsc 
arch_perfmon pebs bts rep_good nopl pni monitor ds_cpl est 
tm2 ssse3 cx16 xtprlahf_lm
bogomips        : 3996.82
clflush size    : 64
cache_alignment : 64
address sizes   : 36 bits physical, 48 bits virtual
power management:

======================================================================
FAIL: 
test_umath.TestComplexFunctions.test_loss_of_precision_longcomplex
----------------------------------------------------------------------
Traceback (most recent call last):
   File 
"/home/nwagner/local/lib64/python2.6/site-packages/nose-0.10.4-py2.6.egg/nose/case.py", 
line 182, in runTest
     self.test(*self.arg)
   File 
"/home/nwagner/local/lib64/python2.6/site-packages/numpy/testing/decorators.py", 
line 169, in knownfailer
     return f(*args, **kwargs)
   File 
"/home/nwagner/local/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py", 
line 557, in test_loss_of_precision_longcomplex
     self.check_loss_of_precision(np.longcomplex)
   File 
"/home/nwagner/local/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py", 
line 510, in check_loss_of_precision
     check(x_series, 2*eps)
   File 
"/home/nwagner/local/lib64/python2.6/site-packages/numpy/core/tests/test_umath.py", 
line 497, in check
     'arctanh')
AssertionError: (135, 3.4039637354191726288e-09, 
3.9031278209478159624e-18, 'arctanh')

----------------------------------------------------------------------
Ran 2031 tests in 15.923s

FAILED (KNOWNFAIL=1, failures=1)
<nose.result.TextTestResult run=2031 errors=0 failures=1>
  


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