On Debian testing running on core i7 + 16 GB RAM, this single upgrade from
9.6.rc1 entails a lot of recompilations ; running ptestlong afterwards
gives one *transient* failure. The first run, during ptestlong, fails on :
sage -t --long --warn-long 197.3
--random-seed=231891798173780441466806536015088186553
src/sage/schemes/cyclic_covers/cycliccover_finite_field.py
**********************************************************************
File "src/sage/schemes/cyclic_covers/cycliccover_finite_field.py", line 1139,
in
sage.schemes.cyclic_covers.cycliccover_finite_field.CyclicCover_finite_field.frobenius_polynomial
Failed example:
CyclicCover(11, PolynomialRing(GF(1129), 'x')([-1] + [0]*(5-1) +
[1])).frobenius_polynomial() # long time
Exception raised:
Traceback (most recent call last):
File "sage/misc/cachefunc.pyx", line 1943, in
sage.misc.cachefunc.CachedMethodCaller.__call__
(build/cythonized/sage/misc/cachefunc.c:10414)
return cache[k]
KeyError: ((11,), ())
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/doctest/forker.py",
line 695, in _run
self.compile_and_execute(example, compiler, test.globs)
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/doctest/forker.py",
line 1093, in compile_and_execute
exec(compiled, globs)
File "<doctest
sage.schemes.cyclic_covers.cycliccover_finite_field.CyclicCover_finite_field.frobenius_polynomial[23]>",
line 1, in <module>
CyclicCover(Integer(11), PolynomialRing(GF(Integer(1129)),
'x')([-Integer(1)] + [Integer(0)]*(Integer(5)-Integer(1)) +
[Integer(1)])).frobenius_polynomial() # long time
File "sage/misc/cachefunc.pyx", line 2310, in
sage.misc.cachefunc.CachedMethodCallerNoArgs.__call__
(build/cythonized/sage/misc/cachefunc.c:13024)
self.cache = f(self._instance)
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/schemes/cyclic_covers/cycliccover_finite_field.py",
line 1234, in frobenius_polynomial
F = self.frobenius_matrix(self._N0)
File "sage/misc/cachefunc.pyx", line 1948, in
sage.misc.cachefunc.CachedMethodCaller.__call__
(build/cythonized/sage/misc/cachefunc.c:10550)
w = self._instance_call(*args, **kwds)
File "sage/misc/cachefunc.pyx", line 1824, in
sage.misc.cachefunc.CachedMethodCaller._instance_call
(build/cythonized/sage/misc/cachefunc.c:10016)
return self.f(self._instance, *args, **kwds)
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/schemes/cyclic_covers/cycliccover_finite_field.py",
line 1072, in frobenius_matrix
FrobP = _frobenius_matrix_p(self._N0)
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/schemes/cyclic_covers/cycliccover_finite_field.py",
line 1068, in _frobenius_matrix_p
] = self._frob(i, j + self._epsilon * self._r, N0)
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/schemes/cyclic_covers/cycliccover_finite_field.py",
line 994, in _frob
self._initialize_fat_horizontal(
File
"/usr/local/sage-9/local/var/lib/sage/venv-python3.10/lib/python3.10/site-packages/sage/schemes/cyclic_covers/cycliccover_finite_field.py",
line 738, in _initialize_fat_horizontal
DH = [elt[0, 0] for elt in interval_products(D0, D1, targets)]
File "sage/schemes/hyperelliptic_curves/hypellfrob.pyx", line 140, in
sage.schemes.hyperelliptic_curves.hypellfrob.interval_products
(build/cythonized/sage/schemes/hyperelliptic_curves/hypellfrob.cpp:4007)
sig_on()
SystemError: calling remove_from_pari_stack() inside sig_on()
**********************************************************************
File "src/sage/schemes/cyclic_covers/cycliccover_finite_field.py", line 1142,
in
sage.schemes.cyclic_covers.cycliccover_finite_field.CyclicCover_finite_field.frobenius_polynomial
Warning, slow doctest:
CyclicCover(3, PolynomialRing(GF(1009^2), 'x')([-1] + [0]*(5-1) +
[1])).frobenius_polynomial() # long time
Test ran for 206.68 s, check ran for 0.00 s
**********************************************************************
1 item had failures:
1 of 60 in
sage.schemes.cyclic_covers.cycliccover_finite_field.CyclicCover_finite_field.frobenius_polynomial
[168 tests, 1 failure, 332.92 s]
A standalone run is successfull.
HTH,
Le mercredi 20 avril 2022 à 00:41:23 UTC+2, Volker Braun a écrit :
> As always, you can get the latest beta version from the "develop" git
> branch. Alternatively, the self-contained source tarball is at
> http://www.sagemath.org/download-latest.html
>
> ad69a5b07b (tag: 9.6.rc1, trac/develop) Updated SageMath version to 9.6.rc1
> 9da7c13c69 Trac #33706: GIAC kills process 1 in ctrl_c_signal_handler
> 57fd20c3f1 (tag: 9.6.rc0) Updated SageMath version to 9.6.rc0
>
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