Thanks, I'll do that.
Op dinsdag 24 augustus 2021 om 07:48:00 UTC+2 schreef dim...@gmail.com:
> These "illegal instruction" errors are an indication that the binary was
> built for a more advanced CPU than yours - which does not support certain
> CPU commands. It's a bug in "fat binary" build process we see for some time.
>
> Build Sage yourself, or use Conda.
>
>
> On Mon, 23 Aug 2021, 23:33 share the sage, <andr...@gmail.com> wrote:
>
>> Hi Marco, How are you?
>>
>> In my case, upgrading to Ubuntu 20.04 base, didn't solve the issue.
>> Building did.
>>
>> I had the same SignalError on Linux Mint 20.1 (based on Ubuntu 20.04)
>> with the corresponding Sage prebuild binaries as in Linux Mint 18.3 (based
>> on Ubuntu 16.04).
>>
>> So, I took courage and face the build process myself.
>>
>> In your case, if I understand correctly, your system administrator might
>> be doing the Sage build, right?
>>
>> Buenaventura,
>>
>> Share_The_Sage!
>>
>> On 2021/08/23 10:43, Marco Streng wrote:
>>
>> Hi everyone,
>>
>> I'm having the same problem, on Ubuntu 18.04:
>>
>> I unpack the binaries sage-9.3-Ubuntu_18.04-x86_64.tar.bz2 and run ./sage
>> Then I see a few lines that look like
>>
>> /home/strengtc/software/sage-9.3/local/lib/python3.9/site-packages/traitlets/config/loader.py:795:
>>
>> SyntaxWarning: "is" with a literal. Did you mean "=="?
>> if len(key) is 1:
>>
>> or
>>
>> /home/strengtc/software/sage-9.3/local/lib/python3.9/site-packages/psutil/_pslinux.py:551:
>>
>> DeprecationWarning: invalid escape sequence \d
>> (with various python files and sometimes with \s instead of \d).
>>
>> And then (in SageMath in the terminal) some things work without problem,
>> but there are also various inputs that give the "Illegal instruction" error
>> on a "sig_on()" line of a pyx file. For example, the same input of
>> share-the-sage, but also the following example from the documentation, give
>> the error:
>> K.<a> = NumberField(x^10 - 2)
>> L.<c,d> = K.relativize(a^4 + a^2 + 2); L
>> (full in- and output below)
>>
>> Do you have any suggestions for fixing this without asking my system
>> administrator to upgrade to Ubuntu 20.04 and/or rebuilding? How likely is
>> it that upgrading to Ubuntu 20.04 will fix the problem for me too?
>>
>> Thanks!
>> Marco
>>
>>
>> ./sage
>>
>> ┌────────────────────────────────────────────────────────────────────┐
>>
>> │ SageMath version 9.3, Release Date: 2021-05-09 │
>>
>> │ Using Python 3.9.2. Type "help()" for help. │
>>
>> └────────────────────────────────────────────────────────────────────┘
>>
>> sage: print(version())
>>
>> ....: m=matrix(QQ,[*0*, *0*, *2*, *1*])
>>
>> ....: print(m)
>>
>> ....: m_rs=m.row_space()
>>
>> ....: print(m_rs)
>>
>> ....: facet_z_plus_basis=m.right_kernel().basis()
>>
>> ....:
>>
>>
>>
>>
>> SageMath version 9.3, Release Date: 2021-05-09
>>
>> [0 0 2 1]
>>
>> Vector space of degree 4 and dimension 1 over Rational Field
>>
>> Basis matrix:
>>
>> [ 0 0 1 1/2]
>>
>>
>> ---------------------------------------------------------------------------
>>
>> SignalError Traceback (most recent call
>> last)
>>
>> <ipython-input-1-9e12efdb7684> in <module>
>>
>> * 4* m_rs=m.row_space()
>>
>> * 5* print(m_rs)
>>
>> ----> 6 facet_z_plus_basis=m.right_kernel().basis()
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix2.pyx
>>
>> in sage.matrix.matrix2.Matrix.right_kernel
>> (build/cythonized/sage/matrix/matrix2.c:31059)()
>>
>> * 4717*
>>
>> * 4718* # Go get the kernel matrix, this is where it all
>> happens
>>
>> -> 4719 M = self.right_kernel_matrix(*args, **kwds)
>>
>> * 4720*
>>
>> * 4721* ambient = R**self.ncols()
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix2.pyx
>>
>> in sage.matrix.matrix2.Matrix.right_kernel_matrix
>> (build/cythonized/sage/matrix/matrix2.c:29696)()
>>
>> * 4318* if M is None:
>>
>> * 4319* try:
>>
>> -> 4320 format, M =
>> self._right_kernel_matrix(algorithm=algorithm, proof=proof)
>>
>> * 4321* except AttributeError:
>>
>> * 4322* pass
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix_rational_dense.pyx
>>
>> in
>> sage.matrix.matrix_rational_dense.Matrix_rational_dense._right_kernel_matrix
>> (build/cythonized/sage/matrix/matrix_rational_dense.cpp:14103)()
>>
>> * 1424* else:
>>
>> * 1425* A, _ = self._clear_denom()
>>
>> -> 1426 K =
>> A._rational_kernel_iml().transpose().change_ring(QQ)
>>
>> * 1427* verbose("done computing right kernel matrix over the
>> rationals for %sx%s matrix" % (self.nrows(), self.ncols()),level=1, t=tm)
>>
>> * 1428* return 'computed-iml-rational', K
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix_integer_dense.pyx
>>
>> in
>> sage.matrix.matrix_integer_dense.Matrix_integer_dense._rational_kernel_iml
>> (build/cythonized/sage/matrix/matrix_integer_dense.cpp:32352)()
>>
>> * 3880* time = verbose('computing null space of %s x %s matrix
>> using IML'%(self._nrows, self._ncols))
>>
>> * 3881* cdef mpz_t * m = fmpz_mat_to_mpz_array(self._matrix)
>>
>> -> 3882 sig_on()
>>
>> * 3883* dim = nullspaceMP(self._nrows, self._ncols, m, &mp_N)
>>
>> * 3884* sig_off()
>>
>>
>> SignalError: Illegal instruction
>>
>> sage: *1*+*1*
>>
>>
>>
>>
>> 2
>>
>> sage: K.<a> = NumberField(x^*10* - *2*)
>>
>> ....:
>>
>>
>>
>>
>> sage: L.<c,d> = K.relativize(a^*4* + a^*2* + *2*); L
>>
>> ....:
>>
>>
>>
>>
>>
>> ---------------------------------------------------------------------------
>>
>> SignalError Traceback (most recent call
>> last)
>>
>> <ipython-input-4-c3c40cc6568a> in <module>
>>
>> ----> 1 L = K.relativize(a**Integer(4) + a**Integer(2) + Integer(2),
>> names=('c', 'd',)); (c, d,) = L._first_ngens(2); L
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/rings/number_field/number_field.py
>>
>> in relativize(self, alpha, names, structure)
>>
>> * 9351* basis.append(a**extdeg) # this one makes the basis no
>> longer a basis
>>
>> * 9352* mat = matrix([ b.vector() for b in basis ])
>>
>> -> 9353 soln_space = mat.left_kernel(mat.row_space()(0))
>>
>> * 9354* # the solution space is one dimensional and the last
>> entry is non-zero
>>
>> * 9355* # because a satisfies no smaller linear relation
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix2.pyx
>>
>> in sage.matrix.matrix2.Matrix.left_kernel
>> (build/cythonized/sage/matrix/matrix2.c:31591)()
>>
>> * 4879*
>>
>> * 4880* tm = verbose("computing left kernel for %sx%s matrix"
>> % (self.nrows(), self.ncols()),level=1)
>>
>> -> 4881 K = self.transpose().right_kernel(*args, **kwds)
>>
>> * 4882* self.cache('left_kernel', K)
>>
>> * 4883* verbose("done computing left kernel for %sx%s matrix"
>> % (self.nrows(), self.ncols()),level=1,t=tm)
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix2.pyx
>>
>> in sage.matrix.matrix2.Matrix.right_kernel
>> (build/cythonized/sage/matrix/matrix2.c:31059)()
>>
>> * 4717*
>>
>> * 4718* # Go get the kernel matrix, this is where it all
>> happens
>>
>> -> 4719 M = self.right_kernel_matrix(*args, **kwds)
>>
>> * 4720*
>>
>> * 4721* ambient = R**self.ncols()
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix2.pyx
>>
>> in sage.matrix.matrix2.Matrix.right_kernel_matrix
>> (build/cythonized/sage/matrix/matrix2.c:29696)()
>>
>> * 4318* if M is None:
>>
>> * 4319* try:
>>
>> -> 4320 format, M =
>> self._right_kernel_matrix(algorithm=algorithm, proof=proof)
>>
>> * 4321* except AttributeError:
>>
>> * 4322* pass
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix_rational_dense.pyx
>>
>> in
>> sage.matrix.matrix_rational_dense.Matrix_rational_dense._right_kernel_matrix
>> (build/cythonized/sage/matrix/matrix_rational_dense.cpp:14103)()
>>
>> * 1424* else:
>>
>> * 1425* A, _ = self._clear_denom()
>>
>> -> 1426 K =
>> A._rational_kernel_iml().transpose().change_ring(QQ)
>>
>> * 1427* verbose("done computing right kernel matrix over the
>> rationals for %sx%s matrix" % (self.nrows(), self.ncols()),level=1, t=tm)
>>
>> * 1428* return 'computed-iml-rational', K
>>
>>
>> ~/software/sage-9.3/local/lib/python3.9/site-packages/sage/matrix/matrix_integer_dense.pyx
>>
>> in
>> sage.matrix.matrix_integer_dense.Matrix_integer_dense._rational_kernel_iml
>> (build/cythonized/sage/matrix/matrix_integer_dense.cpp:32352)()
>>
>> * 3880* time = verbose('computing null space of %s x %s matrix
>> using IML'%(self._nrows, self._ncols))
>>
>> * 3881* cdef mpz_t * m = fmpz_mat_to_mpz_array(self._matrix)
>>
>> -> 3882 sig_on()
>>
>> * 3883* dim = nullspaceMP(self._nrows, self._ncols, m, &mp_N)
>>
>> * 3884* sig_off()
>>
>>
>> SignalError: Illegal instruction
>>
>> Op vrijdag 2 juli 2021 om 21:28:59 UTC+2 schreef slelievre:
>>
>>> 2021-07-02 03:49:48 UTC+2, share the sage:
>>> >
>>> > Hi there!
>>> >
>>> > I've upgraded to Linux Mint 20.1 Ulyssa (kernel 5.4.0-77-generic),
>>> > and then I've build Sage 9.3 from source.
>>> >
>>> > Now the issue is solved. Thanks for this amazing software!
>>>
>>> Thanks for the news and your detailed report.
>>>
>>> > I downloaded sources tarball for sage 9.3 via torrent. Then, before
>>> > proceeding, I studied README.md and source.rst from the tarball
>>> > (sage-9.3/README.md and sage-9.3/src/doc/en/installation/source.rst)
>>>
>>> >
>>> > I installed all the required and recommended packages for Linux Mint
>>> > (Debian, Ubuntu) pointed at source.rst (link to debian.txt was broken
>>> > at README.md) I took the advice to set export MAKE='make -j2'
>>> > as I have two cores.
>>>
>>> The broken link is fixed in Sage Trac ticket 31909
>>> https://trac.sagemath.org/ticket/31909
>>> which was merged in Sage 9.4.beta4.
>>>
>>>
>>> > [dochtml] Done building the documentation!
>>> > make --no-print-directory 'SAGE_ROOT/local/etc/sage-started.txt'
>>> > "SAGE_ROOT/build/bin/sage-starts"
>>> >
>>> > Testing that Sage starts...
>>> > [2021-06-30 21:50:55] SageMath version 9.3, Release Date: 2021-05-09
>>> > Yes, Sage starts.
>>> > make[2]: Leaving directory 'SAGE_ROOT/build/make'
>>> >
>>> > real 223m53,530s == 3 hours 40 minutes!!
>>> > user 459m24,031s
>>> > sys 17m32,635s
>>> > Sage build/upgrade complete!
>>> >
>>> > And then I ran parallel testing:
>>> >
>>> > sage -t --long --random-seed=0 src/sage/tests/parigp.py
>>> > [13 tests, 1166.50 s]
>>> > ----------------------------------------------------------------------
>>> > All tests passed!
>>> > ----------------------------------------------------------------------
>>> > Total time for all tests: 12934.5 seconds == 3 hours 35 minutes!!
>>> > cpu time: 39406.1 seconds
>>> > cumulative wall time: 47546.7 seconds
>>> >
>>> > So, happy! ^_^
>>> >
>>> > Thank you again!
>>> > Share_The_Sage!
>>>
>>> Wonderful. happy Sage usage! --Samuel
>>>
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>>
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