Why does one need to use an obsolete compiler? Gcc project only supports gcc 13+ nowadays. We don't test with gcc 10.
Dima On February 28, 2026 11:58:31 AM CST, Marc Culler <[email protected]> wrote: >I was able to build 10.9beta7 with gcc 10 in a linux docker image, after >removing the new gmp patch for gcc15 compaiibility, which also seems to >break gcc 10 compatibility. > >However, the documentation build fails on the [knots ] package (and on >other packages - that is just the first one). A traceback for that first >failure is pasted from the log below,. (I am not allowed to attach files.) > >I think the relevant part is at the end: > >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/free_group.py", > >line 741, in __init__ >[spkg-install] [knots ] gap_group = libgap.FreeGroup(generator_names) >[spkg-install] [knots ] File "sage/libs/gap/element.pyx", line 2698, >in sage.libs.gap.element.GapElement_Function.__call__ >[spkg-install] [knots ] GAP_Enter() >[spkg-install] [knots ] sage.libs.gap.util.GAPError: Error, FreeGroup: >function is not yet defined [docutils] > >There are similar failures in other plots. For example: > >sage.categories.finite_coxeter_groups.FiniteCoxeterGroups.ParentMethods.permutahedron:50: > >WARNING: Exception occurred in plotting finite_coxeter_groups-1 > >I think all of the exceptions I am seeing involve missing GAP functions. >For another example, with a missing method: > >[spkg-install] [categorie] File "sage/libs/gap/element.pyx", line 2698, >in sage.libs.gap.element.GapElement_Function.__call__ >[spkg-install] [categorie] GAP_Enter() >[spkg-install] [categorie] sage.libs.gap.util.GAPError: Error, no method >found! Error, no 1st choice method found for `RealPart' on 1 arguments >[docutils] > >- Marc > >========================= One full traceback >========================================== > >[spkg-install] [knots ] >/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/knots/knot.py:docstring > >of sage.knots.knot.Knot:26: WARNING: Exception occurred in plotting knot-1 >[spkg-install] [knots ] from >/var/tmp/sage-10.9/build/sage-distro/src/doc/en/reference/knots/sage/knots/knot.rst: >[spkg-install] [knots ] Traceback (most recent call last): >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/matplotlib/sphinxext/plot_directive.py", > >line 552, in _run_code >[spkg-install] [knots ] exec(code, ns) >[spkg-install] [knots ] ~~~~^^^^^^^^^^ >[spkg-install] [knots ] File "<string>", line 1, in <module> >[spkg-install] [knots ] File "sage/misc/lazy_import.pyx", line 413, in >sage.misc.lazy_import.LazyImport.__call__ >[spkg-install] [knots ] return self.get_object()(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/braid.py", >line 3659, in BraidGroup >[spkg-install] [knots ] return BraidGroup_class(names) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >320, in sage.misc.classcall_metaclass.ClasscallMetaclass.__call__ >[spkg-install] [knots ] return cls.classcall(cls, *args, **kwds) >[spkg-install] [knots ] File "sage/misc/cachefunc.pyx", line 1045, in >sage.misc.cachefunc.CachedFunction.__call__ >[spkg-install] [knots ] w = self.f(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 1195, in __classcall__ >[spkg-install] [knots ] return super().__classcall__(cls, *args, >**options) >[spkg-install] [knots ] > ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 598, in __classcall__ >[spkg-install] [knots ] instance = typecall(cls, *args, **options) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >471, in sage.misc.classcall_metaclass.typecall >[spkg-install] [knots ] return (<PyTypeObject*>type).tp_call(cls, >args, kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/braid.py", >line 2683, in __init__ >[spkg-install] [knots ] free_group = FreeGroup(names) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/free_group.py", > >line 700, in FreeGroup >[spkg-install] [knots ] return FreeGroup_class(names, **kwds) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >320, in sage.misc.classcall_metaclass.ClasscallMetaclass.__call__ >[spkg-install] [knots ] return cls.classcall(cls, *args, **kwds) >[spkg-install] [knots ] File "sage/misc/cachefunc.pyx", line 1045, in >sage.misc.cachefunc.CachedFunction.__call__ >[spkg-install] [knots ] w = self.f(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 1195, in __classcall__ >[spkg-install] [knots ] return super().__classcall__(cls, *args, >**options) >[spkg-install] [knots ] > ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 598, in __classcall__ >[spkg-install] [knots ] instance = typecall(cls, *args, **options) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >471, in sage.misc.classcall_metaclass.typecall >[spkg-install] [knots ] return (<PyTypeObject*>type).tp_call(cls, >args, kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/free_group.py", > >line 741, in __init__ >[spkg-install] [knots ] gap_group = libgap.FreeGroup(generator_names) >[spkg-install] [knots ] File "sage/libs/gap/element.pyx", line 2698, >in sage.libs.gap.element.GapElement_Function.__call__ >[spkg-install] [knots ] GAP_Enter() >[spkg-install] [knots ] sage.libs.gap.util.GAPError: Error, FreeGroup: >function is not yet defined [docutils] >[spkg-install] [knots ] >/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/knots/knot.py:docstring > >of sage.knots.knot.Knot.connected_sum:23: WARNING: Exception occurred in >plotting knot-2 >[spkg-install] [knots ] from >/var/tmp/sage-10.9/build/sage-distro/src/doc/en/reference/knots/sage/knots/knot.rst: >[spkg-install] [knots ] Traceback (most recent call last): >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/matplotlib/sphinxext/plot_directive.py", > >line 552, in _run_code >[spkg-install] [knots ] exec(code, ns) >[spkg-install] [knots ] ~~~~^^^^^^^^^^ >[spkg-install] [knots ] File "<string>", line 1, in <module> >[spkg-install] [knots ] File "sage/misc/lazy_import.pyx", line 413, in >sage.misc.lazy_import.LazyImport.__call__ >[spkg-install] [knots ] return self.get_object()(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/braid.py", >line 3659, in BraidGroup >[spkg-install] [knots ] return BraidGroup_class(names) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >320, in sage.misc.classcall_metaclass.ClasscallMetaclass.__call__ >[spkg-install] [knots ] return cls.classcall(cls, *args, **kwds) >[spkg-install] [knots ] File "sage/misc/cachefunc.pyx", line 1045, in >sage.misc.cachefunc.CachedFunction.__call__ >[spkg-install] [knots ] w = self.f(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 1195, in __classcall__ >[spkg-install] [knots ] return super().__classcall__(cls, *args, >**options) >[spkg-install] [knots ] > ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 598, in __classcall__ >[spkg-install] [knots ] instance = typecall(cls, *args, **options) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >471, in sage.misc.classcall_metaclass.typecall >[spkg-install] [knots ] return (<PyTypeObject*>type).tp_call(cls, >args, kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/braid.py", >line 2683, in __init__ >[spkg-install] [knots ] free_group = FreeGroup(names) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/free_group.py", > >line 700, in FreeGroup >[spkg-install] [knots ] return FreeGroup_class(names, **kwds) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >320, in sage.misc.classcall_metaclass.ClasscallMetaclass.__call__ >[spkg-install] [knots ] return cls.classcall(cls, *args, **kwds) >[spkg-install] [knots ] File "sage/misc/cachefunc.pyx", line 1045, in >sage.misc.cachefunc.CachedFunction.__call__ >[spkg-install] [knots ] w = self.f(*args, **kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 1195, in __classcall__ >[spkg-install] [knots ] return super().__classcall__(cls, *args, >**options) >[spkg-install] [knots ] > ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^ >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/structure/unique_representation.py", > >line 598, in __classcall__ >[spkg-install] [knots ] instance = typecall(cls, *args, **options) >[spkg-install] [knots ] File "sage/misc/classcall_metaclass.pyx", line >471, in sage.misc.classcall_metaclass.typecall >[spkg-install] [knots ] return (<PyTypeObject*>type).tp_call(cls, >args, kwds) >[spkg-install] [knots ] File >"/var/tmp/sage-10.9/local/lib/python3.14/site-packages/sage/groups/free_group.py", > >line 741, in __init__ >[spkg-install] [knots ] gap_group = libgap.FreeGroup(generator_names) >[spkg-install] [knots ] File "sage/libs/gap/element.pyx", line 2698, >in sage.libs.gap.element.GapElement_Function.__call__ >[spkg-install] [knots ] GAP_Enter() >[spkg-install] [knots ] sage.libs.gap.util.GAPError: Error, FreeGroup: >function is not yet defined [docutils] > > >On Wednesday, February 25, 2026 at 5:36:09 PM UTC-6 Volker Braun wrote: > >> 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 >> >> >> e37154cba14 (tag: 10.9.beta7, github/develop) Updated SageMath version to >> 10.9.beta7 >> f145d866c87 gh-41669: Fix the release trigger workflow name. >> b9fb9553413 gh-41666: Deprecate sage.misc.sage_ostools.have_program() >> 7ea9baeefaa gh-41662: partial cython-lint cleanup in matrix/ >> 0197fbe5abb gh-41661: use the correct name Erdős >> f72920da31e gh-41660: cylint cleanup of Weil polynomials >> 2ba1ed5a7fc gh-41659: √élu: minor typo in docstring, plus Velu→Vélu >> a9ac9b03d14 gh-41658: cython-lint cleanup in calculus and coding >> c7e04df95e6 gh-41654: Fix PresentationComplex not working for certain >> groups >> 076afe00a0d gh-41652: small cleanup in pyx files in combinat >> 329c90e3978 gh-41651: refactor: collapse `M = <def>; return M` to `return >> <def>` >> 14b6130fab8 gh-41649: small cleanup in graphic_matroid >> 6b20ef9989c gh-41648: pep8 cleanup + typing in indexed_free_monoid >> 2cc59bd49cf gh-41647: Upload documentation tarballs to GitHub releases >> ace54edd993 gh-41645: Remove some modularization docs >> 2f807091d6e gh-41644: make a doctest in dynamical_semigroup.py clearer >> 1f993d5d942 gh-41642: Make broken_circuit_complex return immutable >> SimplicialComplex >> 08bb0d2aee3 gh-41641: use sets instead of lists in the orbit decomposition >> 2c9688c2127 gh-41640: remove some deprecated stuff in number_fields >> c0841b0a0ee gh-41639: remove one deprecation in logic/ >> 1415e076b11 gh-41638: remove some deprecated stuff in schemes + typing >> 854ea0e546e gh-41637: Add *.pyi files to the meson.build files for LSP >> development >> c78f432bbe5 gh-41636: Adding number fields for dual schemes >> 251767f9e69 gh-41633: Fix and enable some ruff PERF rules >> 3a9d793b86b gh-41632: bump `networkx` to version 3.6.1 >> b812b70c783 gh-41631: fix docstring in `src/sage/graphs/graph.py` >> 3fcadcd38ff gh-41630: matroids: use `Py_hash_t` for hashes >> 16367ebb3bf gh-41629: Delete install_{doc, dict} and lazy_import in >> combinat/all.py >> d0928a9f6f4 gh-41624: Fix doctests related to singular: make them >> compatible with newer releases of Singular. >> 8562c126c16 gh-41622: Fix #40355: clarify shortest_vector returns exact >> SVP solution >> fb435c15f11 gh-41620: Bracket ops in GapElement_List with >> GAP_Enter()/GAP_Leave() >> c03c04f4fab gh-41618: Fix link to source installation guide in walkthrough >> 0fba325d8a9 gh-41616: build/pkgs/libpng: update to 1.6.55 >> 826738456db gh-41608: Clean up two obsolete sagemath-foo references >> 9dea9ae0ef4 gh-41607: add parameter immutable to graph generators in >> `world_map.py` >> 3532450bd69 gh-41606: add parameter immutable to graph generators in >> `intersection.py` >> d8b498add3c gh-41605: add parameter immutable to graph generators in >> `chessboard.py` >> b314c29498f gh-41604: add parameter immutable to graph generators in >> `smallgraphs.py` (part 12) >> b858f5d0f3c gh-41599: add parameter immutable to graph generators in >> families.py (part 8) >> 040e568c02a gh-41597: add parameter immutable to graph generators in >> families.py (part 7) >> 46ac1ccedd8 gh-41594: add parameter immutable to graph generators in >> families.py (part 6) >> 9c0059084ca gh-41593: add parameter immutable to graph generators in >> families.py (part 5) >> cb3ab963240 gh-41573: add parameter immutable to method LCFGraph >> c1f4a335586 gh-41572: Fix tests with giac 2.0.0.19 >> eb3e464f385 gh-41565: workaround for #38481: brute-force the kernel >> polynomial for bad characteristic-degree pairs >> a18bad3ef1a gh-41549: Fix shadowed type annotations of builtins.list >> 02889124df9 gh-41514: add parameter immutable to graph generators in >> `smallgraphs.py` (part 9) >> a5262245668 gh-41496: Do not inherit from hyperelliptic curves for padic >> elliptic curve code >> 3bf3d56be91 gh-41453: Add Unique Hess Jacobian model, and some cleanup to >> function fields code >> 5a0e2bb8ec8 gh-41419: introduce the spine of a semidistributive lattice >> e878d45c2dd gh-41098: Upgrade pynormaliz to 2.24 and its dependencies >> 45f5e213d70 gh-40397: macOS: allow to use Accelerate framework instead of >> OpenBLAS >> 7faa604a7c6 (tag: 10.9.beta6) Updated SageMath version to 10.9.beta6 >> > >-- >You received this message because you are subscribed to the Google Groups >"sage-release" group. >To unsubscribe from this group and stop receiving emails from it, send an >email to [email protected]. >To view this discussion visit >https://groups.google.com/d/msgid/sage-release/37631228-1738-418b-a95b-0cd405d304efn%40googlegroups.com. -- You received this message because you are subscribed to the Google Groups "sage-release" group. 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