#19558: NTLError: FFT prime index too large
----------------------------------+-------------------------------
Reporter: vbraun | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.10
Component: packages: standard | Keywords: random_fail
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies:
Stopgaps: |
----------------------------------+-------------------------------
This happens occasionally (e.g. here on a 32-bit Ubuntu 14.04)
{{{
sage -t --long src/sage/modular/modform/ambient.py
**********************************************************************
File "src/sage/modular/modform/ambient.py", line 812, in
sage.modular.modform.ambient.?._compute_hecke_matrix
Failed example:
f = t.charpoly() # long time (4s)
Exception raised:
Traceback (most recent call last):
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 496, in _run
self.compile_and_execute(example, compiler, test.globs)
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 858, in compile_and_execute
exec(compiled, globs)
File "<doctest
sage.modular.modform.ambient.?._compute_hecke_matrix[4]>", line 1, in
<module>
f = t.charpoly() # long time (4s)
File "sage/matrix/matrix_integer_dense.pyx", line 1251, in
sage.matrix.matrix_integer_dense.Matrix_integer_dense.charpoly
(/mnt/highperf/buildbot/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_integer_dense.c:12813)
g = self._charpoly_linbox(var)
File "sage/matrix/matrix_integer_dense.pyx", line 1304, in
sage.matrix.matrix_integer_dense.Matrix_integer_dense._charpoly_linbox
(/mnt/highperf/buildbot/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_integer_dense.c:13613)
return self._poly_linbox(var=var, typ='charpoly')
File "sage/matrix/matrix_integer_dense.pyx", line 1327, in
sage.matrix.matrix_integer_dense.Matrix_integer_dense._poly_linbox
(/mnt/highperf/buildbot/slave/sage_git/build/src/build/cythonized/sage/matrix/matrix_integer_dense.c:13972)
sig_on()
File "sage/libs/ntl/error.pyx", line 42, in
sage.libs.ntl.error.NTL_error_callback
(/mnt/highperf/buildbot/slave/sage_git/build/src/build/cythonized/sage/libs/ntl/error.cpp:757)
raise NTLError(s)
NTLError: FFT prime index too large
**********************************************************************
File "src/sage/modular/modform/ambient.py", line 813, in
sage.modular.modform.ambient.?._compute_hecke_matrix
Failed example:
[f[0]%p for p in prime_range(100)] # long time (0s, depends on above)
Exception raised:
Traceback (most recent call last):
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 496, in _run
self.compile_and_execute(example, compiler, test.globs)
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 858, in compile_and_execute
exec(compiled, globs)
File "<doctest
sage.modular.modform.ambient.?._compute_hecke_matrix[5]>", line 1, in
<module>
[f[Integer(0)]%p for p in prime_range(Integer(100))] # long time
(0s, depends on above)
NameError: name 'f' is not defined
**********************************************************************
File "src/sage/modular/modform/ambient.py", line 815, in
sage.modular.modform.ambient.?._compute_hecke_matrix
Failed example:
[f[42]%p for p in prime_range(100)] # long time (0s, depends on above)
Exception raised:
Traceback (most recent call last):
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 496, in _run
self.compile_and_execute(example, compiler, test.globs)
File
"/mnt/highperf/buildbot/slave/sage_git/build/local/lib/python2.7/site-
packages/sage/doctest/forker.py", line 858, in compile_and_execute
exec(compiled, globs)
File "<doctest
sage.modular.modform.ambient.?._compute_hecke_matrix[6]>", line 1, in
<module>
[f[Integer(42)]%p for p in prime_range(Integer(100))] # long time
(0s, depends on above)
NameError: name 'f' is not defined
**********************************************************************
1 item had failures:
3 of 8 in sage.modular.modform.ambient.?._compute_hecke_matrix
[100 tests, 3 failures, 122.74 s]
}}}
--
Ticket URL: <http://trac.sagemath.org/ticket/19558>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
--
You received this message because you are subscribed to the Google Groups
"sage-trac" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To post to this group, send email to [email protected].
Visit this group at http://groups.google.com/group/sage-trac.
For more options, visit https://groups.google.com/d/optout.
