[From nobody Mon May 11 10:11:07 2026
Received: (at submit) by bugs.debian.org; 23 Jan 2026 11:38:17 +0000
X-Spam-Checker-Version: SpamAssassin 4.0.1-bugs.debian.org_2005_01_02
 (2024-03-25) on buxtehude.debian.org
X-Spam-Level: 
X-Spam-Status: No, score=-120.1 required=4.0 tests=BAYES_00,
 BODY_INCLUDES_PACKAGE,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,
 DKIM_VALID_AU,DKIM_VALID_EF,FOURLA,FROMDEVELOPER,HAS_PACKAGE,
 RCVD_IN_DNSWL_MED,SPF_HELO_PASS,SPF_NONE,USER_IN_DKIM_WELCOMELIST,
 X_DEBBUGS_CC autolearn=ham autolearn_force=no
 version=4.0.1-bugs.debian.org_2005_01_02
X-Spam-Bayes: score:0.0000 Tokens: new, 123; hammy, 150; neutral, 461; spammy,
 0. spammytokens: hammytokens:0.000-+--python3,
 0.000-+--pkgbuilddir, 
 0.000-+--PKGBUILDDIR, 0.000-+--H*F:U*sanvila, 0.000-+--H*rp:U*sanvila
Return-path: &lt;sanvila@debian.org&gt;
Received: from mitropoulos.debian.org
 ([2001:648:2ffc:deb:216:61ff:fe9d:958d]:46038)
 by buxtehude.debian.org with esmtps
 (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256)
 (Exim 4.96) (envelope-from &lt;sanvila@debian.org&gt;) id 1vjFUW-00CQgq-2A
 for submit@bugs.debian.org; Fri, 23 Jan 2026 11:38:17 +0000
Received: from paradis.debian.org ([2607:f8f0:614:1::1274:67]:46236)
 from C=NA, ST=NA, L=Ankh Morpork, O=Debian SMTP, OU=Debian SMTP CA,
 CN=paradis.debian.org, EMAIL=hostmaster@paradis.debian.org (verified)
 by mitropoulos.debian.org with esmtps
 (TLS1.3:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256)
 (Exim 4.96) (envelope-from &lt;sanvila@debian.org&gt;) id 1vjFUU-00FNw2-27
 for submit@bugs.debian.org; Fri, 23 Jan 2026 11:38:15 +0000
DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=debian.org; 
 s=smtpauto.paradis;
 h=Date:Message-Id:Subject:To:From:Reply-To:Cc:
 MIME-Version:Content-Type:Content-Transfer-Encoding:Content-ID:
 Content-Description:In-Reply-To:References;
 bh=Zb+AlAbAiebRDGz4Ew0N1/mPekG+FPKX/4m4/Ae+xN8=; b=XDxp54WXqSQuDnqKc6kC1hnjeF
 JpjDmAhfoA9CspG09sSC6NmpFfABImZ3TndgAqYn5oGCIDP4KELWCXxiAziggv2Jr50eujo8MbZna
 RLt8j7iPI+UzcauFfBy4dEQvC9oBzy/tZ1S0iq6SqlGC1Wfmim0Nsi6S42liLOmTn1pMg5BRhl2Fi
 /Gx5X85QPl+GXXJYNwyFtZXJbuGeXiCM0ep+zp4GUZgdI5UMd5KhuzMDOIy2E81mMLvQY5n5G0bb7
 dHI+rZBcUfnV2EUMt+QgeKBRD56KYruuvideKVNTND8iLZVd3BVDunr4sQE2Xq+8ic+h8vABvty5C
 BxMAZuug==;
Received: from sanvila by paradis.debian.org with local (Exim 4.96)
 (envelope-from &lt;sanvila@debian.org&gt;) id 1vjFUT-00Cp00-09
 for submit@bugs.debian.org; Fri, 23 Jan 2026 11:38:13 +0000
From: Santiago Vila &lt;sanvila@debian.org&gt;
To: Debian BTS &lt;submit@bugs.debian.org&gt;
Subject: python-dynasor: FTBFS: E   ImportError: Numba could not be imported.
X-Debbugs-Cc: sanvila@debian.org
Message-Id: &lt;E1vjFUT-00Cp00-09@paradis.debian.org&gt;
Date: Fri, 23 Jan 2026 11:38:13 +0000
Delivered-To: submit@bugs.debian.org

Package: src:python-dynasor
Version: 2.1-2
Severity: serious
Tags: ftbfs forky sid

Dear maintainer:

During a rebuild of all packages in unstable, this package failed to build.

Below you will find the last part of the build log (probably the most
relevant part, but not necessarily). If required, the full build log
is available here:

https://people.debian.org/~sanvila/build-logs/202601/

About the archive rebuild: The build was made on virtual machines from AWS,
using sbuild and a reduced chroot with only build-essential packages.

If you cannot reproduce the bug please contact me privately, as I
am willing to provide ssh access to a virtual machine where the bug is
fully reproducible.

If this is really a bug in one of the build-depends, please use
reassign and add an affects on src:python-dynasor, so that this is still
visible in the BTS web page for this package.

Thanks.

--------------------------------------------------------------------------------
[...]
 debian/rules clean
dh clean --buildsystem=pybuild
   dh_auto_clean -O--buildsystem=pybuild
   dh_autoreconf_clean -O--buildsystem=pybuild
   dh_clean -O--buildsystem=pybuild
 debian/rules binary
dh binary --buildsystem=pybuild
   dh_update_autotools_config -O--buildsystem=pybuild
   dh_autoreconf -O--buildsystem=pybuild
   dh_auto_configure -O--buildsystem=pybuild
   dh_auto_build -O--buildsystem=pybuild
I: pybuild plugin_pyproject:139: Building wheel for python3.14 with &quot;build&quot; module
I: pybuild base:384: python3.14 -m build --skip-dependency-check --no-isolation --wheel --outdir /&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.14  
* Building wheel...
/usr/lib/python3/dist-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
!!

        ********************************************************************************
        Please consider removing the following classifiers in favor of a SPDX license expression:

        License :: OSI Approved :: MIT License

        See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
        ********************************************************************************

!!
  self._finalize_license_expression()
running bdist_wheel
running build
running build_py
creating build/lib/dynasor
copying dynasor/correlation_functions.py -&gt; build/lib/dynasor
copying dynasor/logging_tools.py -&gt; build/lib/dynasor
copying dynasor/units.py -&gt; build/lib/dynasor
copying dynasor/__init__.py -&gt; build/lib/dynasor
copying dynasor/sample.py -&gt; build/lib/dynasor
creating build/lib/dynasor/cli
copying dynasor/cli/main.py -&gt; build/lib/dynasor/cli
copying dynasor/cli/__init__.py -&gt; build/lib/dynasor/cli
creating build/lib/dynasor/core
copying dynasor/core/time_averager.py -&gt; build/lib/dynasor/core
copying dynasor/core/rho_j_q_numba.py -&gt; build/lib/dynasor/core
copying dynasor/core/reciprocal.py -&gt; build/lib/dynasor/core
copying dynasor/core/__init__.py -&gt; build/lib/dynasor/core
creating build/lib/dynasor/trajectory
copying dynasor/trajectory/trajectory_frame.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/ase_trajectory_reader.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/lammps_trajectory_reader.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/atomic_indices.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/mdanalysis_trajectory_reader.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/abstract_trajectory_reader.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/trajectory.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/extxyz_trajectory_reader.py -&gt; build/lib/dynasor/trajectory
copying dynasor/trajectory/__init__.py -&gt; build/lib/dynasor/trajectory
creating build/lib/dynasor/qpoints
copying dynasor/qpoints/spherical_qpoints.py -&gt; build/lib/dynasor/qpoints
copying dynasor/qpoints/tools.py -&gt; build/lib/dynasor/qpoints
copying dynasor/qpoints/__init__.py -&gt; build/lib/dynasor/qpoints
copying dynasor/qpoints/lattice.py -&gt; build/lib/dynasor/qpoints
creating build/lib/dynasor/tools
copying dynasor/tools/structures.py -&gt; build/lib/dynasor/tools
copying dynasor/tools/damped_harmonic_oscillator.py -&gt; build/lib/dynasor/tools
copying dynasor/tools/acfs.py -&gt; build/lib/dynasor/tools
copying dynasor/tools/__init__.py -&gt; build/lib/dynasor/tools
creating build/lib/dynasor/post_processing
copying dynasor/post_processing/neutron_scattering_lengths.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/average_runs.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/weights.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/spherical_average.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/x_ray_form_factors.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/atomic_weighting.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/filon.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/__init__.py -&gt; build/lib/dynasor/post_processing
copying dynasor/post_processing/neutron_scattering_lengths.json -&gt; build/lib/dynasor/post_processing
creating build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/waasmaier.txt -&gt; build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/x-ray-parameters-waasmaier-kirfel-1995.json -&gt; build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/electron-parameters-kmax2-peng-1996.json -&gt; build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/electron-parameters-kmax6-peng-1996.json -&gt; build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/compton-parameters-waasmaier-kirfel-1995.json -&gt; build/lib/dynasor/post_processing/form-factors
copying dynasor/post_processing/form-factors/x-ray-parameters-itcc-2004.json -&gt; build/lib/dynasor/post_processing/form-factors
running build_scripts
creating build/scripts-3.14
copying and adjusting bin/dynasor -&gt; build/scripts-3.14
changing mode of build/scripts-3.14/dynasor from 644 to 755
installing to build/bdist.linux-x86_64/wheel
running install
running install_lib
creating build/bdist.linux-x86_64/wheel
creating build/bdist.linux-x86_64/wheel/dynasor
copying build/lib/dynasor/correlation_functions.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/cli
copying build/lib/dynasor/cli/main.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/cli
copying build/lib/dynasor/cli/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/cli
copying build/lib/dynasor/logging_tools.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/core
copying build/lib/dynasor/core/time_averager.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/rho_j_q_numba.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/reciprocal.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/units.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/trajectory
copying build/lib/dynasor/trajectory/trajectory_frame.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/ase_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/lammps_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/atomic_indices.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/mdanalysis_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/abstract_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/trajectory.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/extxyz_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
creating build/bdist.linux-x86_64/wheel/dynasor/qpoints
copying build/lib/dynasor/qpoints/spherical_qpoints.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/tools.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/lattice.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
creating build/bdist.linux-x86_64/wheel/dynasor/tools
copying build/lib/dynasor/tools/structures.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/damped_harmonic_oscillator.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/acfs.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
creating build/bdist.linux-x86_64/wheel/dynasor/post_processing
copying build/lib/dynasor/post_processing/neutron_scattering_lengths.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/neutron_scattering_lengths.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/average_runs.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/weights.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/spherical_average.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
creating build/bdist.linux-x86_64/wheel/dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/waasmaier.txt -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/x-ray-parameters-waasmaier-kirfel-1995.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/electron-parameters-kmax2-peng-1996.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/electron-parameters-kmax6-peng-1996.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/compton-parameters-waasmaier-kirfel-1995.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/x-ray-parameters-itcc-2004.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/x_ray_form_factors.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/atomic_weighting.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/filon.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
copying build/lib/dynasor/sample.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
running install_egg_info
running egg_info
creating dynasor.egg-info
writing dynasor.egg-info/PKG-INFO
writing dependency_links to dynasor.egg-info/dependency_links.txt
writing requirements to dynasor.egg-info/requires.txt
writing top-level names to dynasor.egg-info/top_level.txt
writing manifest file 'dynasor.egg-info/SOURCES.txt'
reading manifest file 'dynasor.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
adding license file 'LICENSE'
writing manifest file 'dynasor.egg-info/SOURCES.txt'
Copying dynasor.egg-info to build/bdist.linux-x86_64/wheel/./dynasor-2.1.egg-info
running install_scripts
creating build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts
copying build/scripts-3.14/dynasor -&gt; build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts
changing mode of build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts/dynasor to 755
creating build/bdist.linux-x86_64/wheel/dynasor-2.1.dist-info/WHEEL
creating '/&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.14/.tmp-exy50pcm/dynasor-2.1-py3-none-any.whl' and adding 'build/bdist.linux-x86_64/wheel' to it
adding 'dynasor/__init__.py'
adding 'dynasor/correlation_functions.py'
adding 'dynasor/logging_tools.py'
adding 'dynasor/sample.py'
adding 'dynasor/units.py'
adding 'dynasor/cli/__init__.py'
adding 'dynasor/cli/main.py'
adding 'dynasor/core/__init__.py'
adding 'dynasor/core/reciprocal.py'
adding 'dynasor/core/rho_j_q_numba.py'
adding 'dynasor/core/time_averager.py'
adding 'dynasor/post_processing/__init__.py'
adding 'dynasor/post_processing/atomic_weighting.py'
adding 'dynasor/post_processing/average_runs.py'
adding 'dynasor/post_processing/filon.py'
adding 'dynasor/post_processing/neutron_scattering_lengths.json'
adding 'dynasor/post_processing/neutron_scattering_lengths.py'
adding 'dynasor/post_processing/spherical_average.py'
adding 'dynasor/post_processing/weights.py'
adding 'dynasor/post_processing/x_ray_form_factors.py'
adding 'dynasor/post_processing/form-factors/compton-parameters-waasmaier-kirfel-1995.json'
adding 'dynasor/post_processing/form-factors/electron-parameters-kmax2-peng-1996.json'
adding 'dynasor/post_processing/form-factors/electron-parameters-kmax6-peng-1996.json'
adding 'dynasor/post_processing/form-factors/waasmaier.txt'
adding 'dynasor/post_processing/form-factors/x-ray-parameters-itcc-2004.json'
adding 'dynasor/post_processing/form-factors/x-ray-parameters-waasmaier-kirfel-1995.json'
adding 'dynasor/qpoints/__init__.py'
adding 'dynasor/qpoints/lattice.py'
adding 'dynasor/qpoints/spherical_qpoints.py'
adding 'dynasor/qpoints/tools.py'
adding 'dynasor/tools/__init__.py'
adding 'dynasor/tools/acfs.py'
adding 'dynasor/tools/damped_harmonic_oscillator.py'
adding 'dynasor/tools/structures.py'
adding 'dynasor/trajectory/__init__.py'
adding 'dynasor/trajectory/abstract_trajectory_reader.py'
adding 'dynasor/trajectory/ase_trajectory_reader.py'
adding 'dynasor/trajectory/atomic_indices.py'
adding 'dynasor/trajectory/extxyz_trajectory_reader.py'
adding 'dynasor/trajectory/lammps_trajectory_reader.py'
adding 'dynasor/trajectory/mdanalysis_trajectory_reader.py'
adding 'dynasor/trajectory/trajectory.py'
adding 'dynasor/trajectory/trajectory_frame.py'
adding 'dynasor-2.1.data/scripts/dynasor'
adding 'dynasor-2.1.dist-info/licenses/LICENSE'
adding 'dynasor-2.1.dist-info/METADATA'
adding 'dynasor-2.1.dist-info/WHEEL'
adding 'dynasor-2.1.dist-info/top_level.txt'
adding 'dynasor-2.1.dist-info/RECORD'
removing build/bdist.linux-x86_64/wheel
Successfully built dynasor-2.1-py3-none-any.whl
I: pybuild plugin_pyproject:165: Unpacking wheel built for python3.14 with &quot;installer&quot; module
I: pybuild plugin_pyproject:139: Building wheel for python3.13 with &quot;build&quot; module
I: pybuild base:384: python3.13 -m build --skip-dependency-check --no-isolation --wheel --outdir /&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.13  
* Building wheel...
/usr/lib/python3/dist-packages/setuptools/dist.py:759: SetuptoolsDeprecationWarning: License classifiers are deprecated.
!!

        ********************************************************************************
        Please consider removing the following classifiers in favor of a SPDX license expression:

        License :: OSI Approved :: MIT License

        See https://packaging.python.org/en/latest/guides/writing-pyproject-toml/#license for details.
        ********************************************************************************

!!
  self._finalize_license_expression()
running bdist_wheel
running build
running build_py
running build_scripts
creating build/scripts-3.13
copying and adjusting bin/dynasor -&gt; build/scripts-3.13
changing mode of build/scripts-3.13/dynasor from 644 to 755
installing to build/bdist.linux-x86_64/wheel
running install
running install_lib
creating build/bdist.linux-x86_64/wheel
creating build/bdist.linux-x86_64/wheel/dynasor
copying build/lib/dynasor/correlation_functions.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/cli
copying build/lib/dynasor/cli/main.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/cli
copying build/lib/dynasor/cli/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/cli
copying build/lib/dynasor/logging_tools.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/core
copying build/lib/dynasor/core/time_averager.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/rho_j_q_numba.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/reciprocal.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/core/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/core
copying build/lib/dynasor/units.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
creating build/bdist.linux-x86_64/wheel/dynasor/trajectory
copying build/lib/dynasor/trajectory/trajectory_frame.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/ase_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/lammps_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/atomic_indices.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/mdanalysis_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/abstract_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/trajectory.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/extxyz_trajectory_reader.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
copying build/lib/dynasor/trajectory/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/trajectory
creating build/bdist.linux-x86_64/wheel/dynasor/qpoints
copying build/lib/dynasor/qpoints/spherical_qpoints.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/tools.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
copying build/lib/dynasor/qpoints/lattice.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/qpoints
creating build/bdist.linux-x86_64/wheel/dynasor/tools
copying build/lib/dynasor/tools/structures.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/damped_harmonic_oscillator.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/acfs.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
copying build/lib/dynasor/tools/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/tools
creating build/bdist.linux-x86_64/wheel/dynasor/post_processing
copying build/lib/dynasor/post_processing/neutron_scattering_lengths.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/neutron_scattering_lengths.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/average_runs.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/weights.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/spherical_average.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
creating build/bdist.linux-x86_64/wheel/dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/waasmaier.txt -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/x-ray-parameters-waasmaier-kirfel-1995.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/electron-parameters-kmax2-peng-1996.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/electron-parameters-kmax6-peng-1996.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/compton-parameters-waasmaier-kirfel-1995.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/form-factors/x-ray-parameters-itcc-2004.json -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing/form-factors
copying build/lib/dynasor/post_processing/x_ray_form_factors.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/atomic_weighting.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/filon.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/post_processing/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor/post_processing
copying build/lib/dynasor/__init__.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
copying build/lib/dynasor/sample.py -&gt; build/bdist.linux-x86_64/wheel/./dynasor
running install_egg_info
running egg_info
writing dynasor.egg-info/PKG-INFO
writing dependency_links to dynasor.egg-info/dependency_links.txt
writing requirements to dynasor.egg-info/requires.txt
writing top-level names to dynasor.egg-info/top_level.txt
reading manifest file 'dynasor.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
adding license file 'LICENSE'
writing manifest file 'dynasor.egg-info/SOURCES.txt'
Copying dynasor.egg-info to build/bdist.linux-x86_64/wheel/./dynasor-2.1.egg-info
running install_scripts
creating build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts
copying build/scripts-3.13/dynasor -&gt; build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts
changing mode of build/bdist.linux-x86_64/wheel/dynasor-2.1.data/scripts/dynasor to 755
creating build/bdist.linux-x86_64/wheel/dynasor-2.1.dist-info/WHEEL
creating '/&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.13/.tmp-kaxmww6n/dynasor-2.1-py3-none-any.whl' and adding 'build/bdist.linux-x86_64/wheel' to it
adding 'dynasor/__init__.py'
adding 'dynasor/correlation_functions.py'
adding 'dynasor/logging_tools.py'
adding 'dynasor/sample.py'
adding 'dynasor/units.py'
adding 'dynasor/cli/__init__.py'
adding 'dynasor/cli/main.py'
adding 'dynasor/core/__init__.py'
adding 'dynasor/core/reciprocal.py'
adding 'dynasor/core/rho_j_q_numba.py'
adding 'dynasor/core/time_averager.py'
adding 'dynasor/post_processing/__init__.py'
adding 'dynasor/post_processing/atomic_weighting.py'
adding 'dynasor/post_processing/average_runs.py'
adding 'dynasor/post_processing/filon.py'
adding 'dynasor/post_processing/neutron_scattering_lengths.json'
adding 'dynasor/post_processing/neutron_scattering_lengths.py'
adding 'dynasor/post_processing/spherical_average.py'
adding 'dynasor/post_processing/weights.py'
adding 'dynasor/post_processing/x_ray_form_factors.py'
adding 'dynasor/post_processing/form-factors/compton-parameters-waasmaier-kirfel-1995.json'
adding 'dynasor/post_processing/form-factors/electron-parameters-kmax2-peng-1996.json'
adding 'dynasor/post_processing/form-factors/electron-parameters-kmax6-peng-1996.json'
adding 'dynasor/post_processing/form-factors/waasmaier.txt'
adding 'dynasor/post_processing/form-factors/x-ray-parameters-itcc-2004.json'
adding 'dynasor/post_processing/form-factors/x-ray-parameters-waasmaier-kirfel-1995.json'
adding 'dynasor/qpoints/__init__.py'
adding 'dynasor/qpoints/lattice.py'
adding 'dynasor/qpoints/spherical_qpoints.py'
adding 'dynasor/qpoints/tools.py'
adding 'dynasor/tools/__init__.py'
adding 'dynasor/tools/acfs.py'
adding 'dynasor/tools/damped_harmonic_oscillator.py'
adding 'dynasor/tools/structures.py'
adding 'dynasor/trajectory/__init__.py'
adding 'dynasor/trajectory/abstract_trajectory_reader.py'
adding 'dynasor/trajectory/ase_trajectory_reader.py'
adding 'dynasor/trajectory/atomic_indices.py'
adding 'dynasor/trajectory/extxyz_trajectory_reader.py'
adding 'dynasor/trajectory/lammps_trajectory_reader.py'
adding 'dynasor/trajectory/mdanalysis_trajectory_reader.py'
adding 'dynasor/trajectory/trajectory.py'
adding 'dynasor/trajectory/trajectory_frame.py'
adding 'dynasor-2.1.data/scripts/dynasor'
adding 'dynasor-2.1.dist-info/licenses/LICENSE'
adding 'dynasor-2.1.dist-info/METADATA'
adding 'dynasor-2.1.dist-info/WHEEL'
adding 'dynasor-2.1.dist-info/top_level.txt'
adding 'dynasor-2.1.dist-info/RECORD'
removing build/bdist.linux-x86_64/wheel
Successfully built dynasor-2.1-py3-none-any.whl
I: pybuild plugin_pyproject:165: Unpacking wheel built for python3.13 with &quot;installer&quot; module
   dh_auto_test -O--buildsystem=pybuild
I: pybuild base:384: cd /&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.14/build; python3.14 -m pytest -k 'not test_integration_static_structure_factor'
ImportError while loading conftest '/&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.14/build/tests/conftest.py'.
tests/conftest.py:7: in &lt;module&gt;
    from dynasor.sample import Sample, DynamicSample, StaticSample
dynasor/__init__.py:7: in &lt;module&gt;
    from .correlation_functions import (compute_dynamic_structure_factors,
dynasor/correlation_functions.py:1: in &lt;module&gt;
    import numba
/usr/lib/python3/dist-packages/numba/__init__.py:77: in &lt;module&gt;
    from numba.misc.special import (
/usr/lib/python3/dist-packages/numba/misc/special.py:3: in &lt;module&gt;
    from numba.core.typing.typeof import typeof
/usr/lib/python3/dist-packages/numba/core/typing/__init__.py:1: in &lt;module&gt;
    from .context import BaseContext, Context
/usr/lib/python3/dist-packages/numba/core/typing/context.py:10: in &lt;module&gt;
    from numba.core.typeconv import Conversion, rules
/usr/lib/python3/dist-packages/numba/core/typeconv/rules.py:2: in &lt;module&gt;
    from .typeconv import TypeManager, TypeCastingRules
/usr/lib/python3/dist-packages/numba/core/typeconv/typeconv.py:16: in &lt;module&gt;
    raise ImportError(msg)
E   ImportError: Numba could not be imported.
E   --------------------------------------------------------------------------------
E   If you are seeing this message and are undertaking Numba development work, you may need to rebuild Numba.
E   Please see the development set up guide:
E
E   https://numba.readthedocs.io/en/stable/developer/contributing.html.
E
E   --------------------------------------------------------------------------------
E   If you are not working on Numba development, the original error was: 'cannot import name '_typeconv' from 'numba.core.typeconv' (/usr/lib/python3/dist-packages/numba/core/typeconv/__init__.py)'.
E   For help, please visit:
E
E   https://numba.readthedocs.io/en/stable/user/faq.html#numba-could-not-be-imported
E: pybuild pybuild:483: test: plugin pyproject failed with: exit code=4: cd /&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.14/build; python3.14 -m pytest -k 'not test_integration_static_structure_factor'
I: pybuild base:384: cd /&lt;&lt;PKGBUILDDIR&gt;&gt;/.pybuild/cpython3_3.13/build; python3.13 -m pytest -k 'not test_integration_static_structure_factor'
============================= test session starts ==============================
platform linux -- Python 3.13.11, pytest-9.0.2, pluggy-1.6.0
rootdir: /&lt;&lt;PKGBUILDDIR&gt;&gt;
plugins: typeguard-4.4.4
collected 134 items / 1 deselected / 133 selected

tests/filon/test_filon.py ...                                            [  2%]
tests/test_SED.py ...                                                    [  4%]
tests/test_average_independent_samples.py ..                             [  6%]
tests/test_cli.py .                                                      [  6%]
tests/test_dho.py ....                                                   [  9%]
tests/test_dynasor_API.py ......                                         [ 14%]
tests/test_integration.py .                                              [ 15%]
tests/test_lattice.py ..                                                 [ 16%]
tests/test_logging.py .                                                  [ 17%]
tests/test_normalization.py ..                                           [ 18%]
tests/test_numba.py .                                                    [ 19%]
tests/test_parse_gromacs_index_file.py ...                               [ 21%]
tests/test_qpoints.py ......                                             [ 26%]
tests/test_regression_vs_old_cmdline_results.py .                        [ 27%]
tests/test_sample_class.py ...........                                   [ 35%]
tests/test_spherical_average.py .....                                    [ 39%]
tests/test_time_averager.py .                                            [ 39%]
tests/test_tools.py .....                                                [ 43%]
tests/test_trajectory_and_window_iterator.py ............                [ 52%]
tests/test_trajectory_frame.py ...                                       [ 54%]
tests/test_units.py .                                                    [ 55%]
tests/test_utils.py .                                                    [ 56%]
tests/test_weighting.py ..............................                   [ 78%]
tests/test_weights.py ..                                                 [ 80%]
tests/trajectory_reader/test_ase_trajectory_reader.py .......            [ 85%]
tests/trajectory_reader/test_extxyz_trajectory_reader.py .......         [ 90%]
tests/trajectory_reader/test_lammps_trajectory_reader.py ......          [ 95%]
tests/trajectory_reader/test_mdanalysis_trajectory_reader.py ......      [100%]

=============================== warnings summary ===============================
.pybuild/cpython3_3.13/build/tests/test_dynasor_API.py: 10 warnings
.pybuild/cpython3_3.13/build/tests/test_trajectory_and_window_iterator.py: 12 warnings
.pybuild/cpython3_3.13/build/tests/test_trajectory_frame.py: 2 warnings
  /usr/lib/python3.13/multiprocessing/popen_fork.py:67: DeprecationWarning: This process (pid=93) is multi-threaded, use of fork() may lead to deadlocks in the child.
    self.pid = os.fork()

.pybuild/cpython3_3.13/build/tests/test_trajectory_and_window_iterator.py::test_trajectory_with_mdanalysis_reader_xtc
.pybuild/cpython3_3.13/build/tests/test_trajectory_frame.py::test_read_indices_from_trajectory
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_only_from_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_from_user_matching_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_from_user_not_matching_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_stopiteration_of_closed_file
  /usr/lib/python3/dist-packages/MDAnalysis/core/universe.py:1916: UserWarning: there is no reference attributes in this universe to guess types from
    warnings.warn(str(e))

.pybuild/cpython3_3.13/build/tests/test_trajectory_and_window_iterator.py::test_trajectory_with_mdanalysis_reader_xtc
.pybuild/cpython3_3.13/build/tests/test_trajectory_frame.py::test_read_indices_from_trajectory
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_only_from_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_from_user_matching_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_units_from_user_not_matching_traj
.pybuild/cpython3_3.13/build/tests/trajectory_reader/test_mdanalysis_trajectory_reader.py::test_stopiteration_of_closed_file
  /usr/lib/python3/dist-packages/MDAnalysis/core/universe.py:1916: UserWarning: there is no reference attributes (elements, types, or names) in this universe to guess mass from
    warnings.warn(str(e))

-- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
========== 133 passed, 1 deselected, 36 warnings in 103.60s (0:01:43) ==========
dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p &quot;3.14 3.13&quot; returned exit code 13
make: *** [debian/rules:6: binary] Error 25
dpkg-buildpackage: error: debian/rules binary subprocess failed with exit status 2
--------------------------------------------------------------------------------
]