2026-01-15T00:41:21,685 Created temporary directory: /tmp/pip-ephem-wheel-cache-tor349db 2026-01-15T00:41:21,686 Created temporary directory: /tmp/pip-build-tracker-qol5iy49 2026-01-15T00:41:21,687 Initialized build tracking at /tmp/pip-build-tracker-qol5iy49 2026-01-15T00:41:21,687 Created build tracker: /tmp/pip-build-tracker-qol5iy49 2026-01-15T00:41:21,688 Entered build tracker: /tmp/pip-build-tracker-qol5iy49 2026-01-15T00:41:21,689 Created temporary directory: /tmp/pip-wheel-tj7wr1fp 2026-01-15T00:41:21,691 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2026-01-15T00:41:21,694 Created temporary directory: /tmp/pip-ephem-wheel-cache-26kydkf4 2026-01-15T00:41:21,718 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-01-15T00:41:21,722 2 location(s) to search for versions of ihist: 2026-01-15T00:41:21,722 * https://pypi.org/simple/ihist/ 2026-01-15T00:41:21,722 * https://www.piwheels.org/simple/ihist/ 2026-01-15T00:41:21,722 Fetching project page and analyzing links: https://pypi.org/simple/ihist/ 2026-01-15T00:41:21,723 Getting page https://pypi.org/simple/ihist/ 2026-01-15T00:41:21,725 Found index url https://pypi.org/simple 2026-01-15T00:41:21,955 Fetched page https://pypi.org/simple/ihist/ as application/vnd.pypi.simple.v1+json 2026-01-15T00:41:21,970 Skipping link: No binaries permitted for ihist: 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https://files.pythonhosted.org/packages/54/df/020d90aaee7fe752bf39464fe5453dd40b57f6abe03f58a8bde523ef9d9c/ihist-0.1.3-cp312-cp312-macosx_11_0_arm64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,006 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/87/7f/eca98ebc90319106546474622280c7b8915fad6f94bc883dceb8417d61ca/ihist-0.1.3-cp312-cp312-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,007 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/3b/f6/6c154c70ca55888b3fbe29fba975a7873d4785dabec90823cb962447cfa2/ihist-0.1.3-cp312-cp312-win_amd64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,007 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/3a/61/a1ee4fe302d28697254396b272b63506bb33151e77f16697c3ede7653305/ihist-0.1.3-cp313-cp313-macosx_10_15_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,008 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/83/4a/8e5b21669c8f3b1e08259fef27a5c08c698b5fe6bc3f4e0796e5a37202a4/ihist-0.1.3-cp313-cp313-macosx_11_0_arm64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,009 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/b4/43/e5771a91fde55817a284b9753d0a46689b8adcc99c8eed0ed4788c15bcc4/ihist-0.1.3-cp313-cp313-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,009 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/12/d9/6f4c7d4147275ca9648aade54f3599fd3cde90cbe887a091700880d48efb/ihist-0.1.3-cp313-cp313-win_amd64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,010 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/67/9b/3fc2773b1ae52b9bc2a6e84d9afe0b1eac45d36a607116c1667997044ad5/ihist-0.1.3-cp314-cp314-macosx_10_15_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,011 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/c5/52/4365f57266bc0b600297793e93a16cf44502788cd213d75cb18cea77449b/ihist-0.1.3-cp314-cp314-macosx_11_0_arm64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,011 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/b2/22/881f58514d7717a29188e1057d335e0a534b7bc9c507e7f073227bd26664/ihist-0.1.3-cp314-cp314-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,012 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/10/7b/803ffcf001f7a7d64ef6f75a5c35902d51d51db2ec4a136c4d0bdf5718e9/ihist-0.1.3-cp314-cp314-win_amd64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,012 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/78/47/d4f70ab0e372a0d9c0b4e2266a836438390421f8a1ec7edaf1c8f353ffee/ihist-0.1.3-cp314-cp314t-macosx_10_15_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,012 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/6f/0d/9d8ab33125ea1ff14f07233f78c50dc6e6594d7c984384e11c86ad326413/ihist-0.1.3-cp314-cp314t-macosx_11_0_arm64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,013 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/57/e1/6fd5696ada75eafbbfe54cdd9dc64472e3cbc4d6e5d37d6a43e31c655c1b/ihist-0.1.3-cp314-cp314t-manylinux_2_27_x86_64.manylinux_2_28_x86_64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,014 Skipping link: No binaries permitted for ihist: https://files.pythonhosted.org/packages/24/77/2ce1976407bb1786098ad2b113d84b564894b14c55451d2d053095075294/ihist-0.1.3-cp314-cp314t-win_amd64.whl (from https://pypi.org/simple/ihist/) (requires-python:>=3.10) 2026-01-15T00:41:22,015 Found link https://files.pythonhosted.org/packages/fe/c1/36eea91093807da22de06b97b4a24018a5641c5a0b0a788e83690d6442a9/ihist-0.1.3.tar.gz (from https://pypi.org/simple/ihist/) (requires-python:>=3.10), version: 0.1.3 2026-01-15T00:41:22,016 Fetching project page and analyzing links: https://www.piwheels.org/simple/ihist/ 2026-01-15T00:41:22,016 Getting page https://www.piwheels.org/simple/ihist/ 2026-01-15T00:41:22,018 Found index url https://www.piwheels.org/simple 2026-01-15T00:41:22,225 Fetched page https://www.piwheels.org/simple/ihist/ as text/html 2026-01-15T00:41:22,226 Skipping link: not a file: https://www.piwheels.org/simple/ihist/ 2026-01-15T00:41:22,227 Skipping link: not a file: https://pypi.org/simple/ihist/ 2026-01-15T00:41:22,246 Given no hashes to check 1 links for project 'ihist': discarding no candidates 2026-01-15T00:41:22,264 Collecting ihist==0.1.3 2026-01-15T00:41:22,266 Created temporary directory: /tmp/pip-unpack-glbhtfgn 2026-01-15T00:41:22,415 Downloading ihist-0.1.3.tar.gz (100 kB) 2026-01-15T00:41:22,643 Added ihist==0.1.3 from https://files.pythonhosted.org/packages/fe/c1/36eea91093807da22de06b97b4a24018a5641c5a0b0a788e83690d6442a9/ihist-0.1.3.tar.gz to build tracker '/tmp/pip-build-tracker-qol5iy49' 2026-01-15T00:41:22,649 Created temporary directory: /tmp/pip-build-env-60q9r0l1 2026-01-15T00:41:22,654 Installing build dependencies: started 2026-01-15T00:41:22,655 Running command pip subprocess to install build dependencies 2026-01-15T00:41:23,808 Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11) 2026-01-15T00:41:24,403 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2026-01-15T00:41:24,426 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-01-15T00:41:24,857 Collecting meson-python 2026-01-15T00:41:24,874 Using cached https://www.piwheels.org/simple/meson-python/meson_python-0.18.0-py3-none-any.whl (28 kB) 2026-01-15T00:41:25,863 Link requires a different Python (3.11.2 not in: '>=3.7,<3.11'): https://files.pythonhosted.org/packages/3a/be/650f9c091ef71cb01d735775d554e068752d3ff63d7943b26316dc401749/numpy-1.21.2.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.7,<3.11) 2026-01-15T00:41:25,870 Link requires a different Python (3.11.2 not in: '>=3.7,<3.11'): https://files.pythonhosted.org/packages/5f/d6/ad58ded26556eaeaa8c971e08b6466f17c4ac4d786cd3d800e26ce59cc01/numpy-1.21.3.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.7,<3.11) 2026-01-15T00:41:25,877 Link requires a different Python (3.11.2 not in: '>=3.7,<3.11'): https://files.pythonhosted.org/packages/fb/48/b0708ebd7718a8933f0d3937513ef8ef2f4f04529f1f66ca86d873043921/numpy-1.21.4.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.7,<3.11) 2026-01-15T00:41:25,884 Link requires a different Python (3.11.2 not in: '>=3.7,<3.11'): https://files.pythonhosted.org/packages/c2/a8/a924a09492bdfee8c2ec3094d0a13f2799800b4fdc9c890738aeeb12c72e/numpy-1.21.5.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.7,<3.11) 2026-01-15T00:41:25,891 Link requires a different Python (3.11.2 not in: '>=3.7,<3.11'): https://files.pythonhosted.org/packages/45/b7/de7b8e67f2232c26af57c205aaad29fe17754f793404f59c8a730c7a191a/numpy-1.21.6.zip (from https://pypi.org/simple/numpy/) (requires-python:>=3.7,<3.11) 2026-01-15T00:41:26,568 Collecting numpy 2026-01-15T00:41:27,234 Using cached https://www.piwheels.org/simple/numpy/numpy-2.4.1-cp311-cp311-linux_armv7l.whl (6.3 MB) 2026-01-15T00:41:27,800 Collecting meson>=0.64.0 2026-01-15T00:41:27,879 Using cached https://www.piwheels.org/simple/meson/meson-1.10.0-py3-none-any.whl (1.1 MB) 2026-01-15T00:41:28,079 Collecting packaging>=23.2 2026-01-15T00:41:28,095 Using cached https://www.piwheels.org/simple/packaging/packaging-25.0-py3-none-any.whl (66 kB) 2026-01-15T00:41:28,195 Collecting pyproject-metadata>=0.9.0 2026-01-15T00:41:28,209 Using cached https://www.piwheels.org/simple/pyproject-metadata/pyproject_metadata-0.10.0-py3-none-any.whl (19 kB) 2026-01-15T00:41:30,983 Installing collected packages: packaging, numpy, meson, pyproject-metadata, meson-python 2026-01-15T00:41:40,085 Creating /tmp/pip-build-env-60q9r0l1/overlay/local/bin 2026-01-15T00:41:40,087 changing mode of /tmp/pip-build-env-60q9r0l1/overlay/local/bin/f2py to 755 2026-01-15T00:41:40,089 changing mode of /tmp/pip-build-env-60q9r0l1/overlay/local/bin/numpy-config to 755 2026-01-15T00:41:43,617 changing mode of /tmp/pip-build-env-60q9r0l1/overlay/local/bin/meson to 755 2026-01-15T00:41:43,819 Successfully installed meson-1.10.0 meson-python-0.18.0 numpy-2.4.1 packaging-25.0 pyproject-metadata-0.10.0 2026-01-15T00:41:44,145 Installing build dependencies: finished with status 'done' 2026-01-15T00:41:44,152 Getting requirements to build wheel: started 2026-01-15T00:41:44,153 Running command Getting requirements to build wheel 2026-01-15T00:41:44,627 Getting requirements to build wheel: finished with status 'done' 2026-01-15T00:41:44,639 Installing backend dependencies: started 2026-01-15T00:41:44,640 Running command pip subprocess to install backend dependencies 2026-01-15T00:41:45,812 Using pip 23.0.1 from /usr/lib/python3/dist-packages/pip (python 3.11) 2026-01-15T00:41:46,397 DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cache. pip 23.1 will enforce this behaviour change. A possible replacement is to use the --no-cache-dir option. You can use the flag --use-feature=no-binary-enable-wheel-cache to test the upcoming behaviour. Discussion can be found at https://github.com/pypa/pip/issues/11453 2026-01-15T00:41:46,420 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2026-01-15T00:41:46,875 Collecting patchelf>=0.11.0 2026-01-15T00:41:46,887 Using cached patchelf-0.17.2.4-py3-none-manylinux2014_armv7l.manylinux_2_17_armv7l.musllinux_1_1_armv7l.whl (431 kB) 2026-01-15T00:41:49,474 Installing collected packages: patchelf 2026-01-15T00:41:49,538 Successfully installed patchelf-0.17.2.4 2026-01-15T00:41:49,763 Installing backend dependencies: finished with status 'done' 2026-01-15T00:41:49,765 Created temporary directory: /tmp/pip-modern-metadata-th_23h3i 2026-01-15T00:41:49,767 Preparing metadata (pyproject.toml): started 2026-01-15T00:41:49,768 Running command Preparing metadata (pyproject.toml) 2026-01-15T00:41:51,257 + meson setup /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04 /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04/.mesonpy-i63anjir -Dbuildtype=release -Db_ndebug=if-release -Db_vscrt=md -Dpython-bindings=enabled -Dbenchmarks=disabled -Dtests=disabled -Ddefault_library=static --native-file=/tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04/.mesonpy-i63anjir/meson-python-native-file.ini 2026-01-15T00:41:54,759 The Meson build system 2026-01-15T00:41:54,760 Version: 1.10.0 2026-01-15T00:41:54,761 Source dir: /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04 2026-01-15T00:41:54,762 Build dir: /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04/.mesonpy-i63anjir 2026-01-15T00:41:54,763 Build type: native build 2026-01-15T00:41:54,764 Project name: ihist 2026-01-15T00:41:54,765 Project version: 0.1.3 2026-01-15T00:41:54,766 C++ compiler for the host machine: c++ (gcc 12.2.0 "c++ (Raspbian 12.2.0-14+rpi1+deb12u1) 12.2.0") 2026-01-15T00:41:54,767 C++ linker for the host machine: c++ ld.bfd 2.40 2026-01-15T00:41:54,768 Host machine cpu family: arm 2026-01-15T00:41:54,769 Host machine cpu: armv7l 2026-01-15T00:41:54,770 Found pkg-config: YES (/usr/bin/pkg-config) 1.8.1 2026-01-15T00:41:54,771 Found CMake: /usr/bin/cmake (3.25.1) 2026-01-15T00:41:54,771 Run-time dependency tbb found: NO (tried pkgconfig and cmake) 2026-01-15T00:41:54,773 ../meson.build:39:13: ERROR: Dependency "tbb" not found, tried pkgconfig and cmake 2026-01-15T00:41:54,774 A full log can be found at /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04/.mesonpy-i63anjir/meson-logs/meson-log.txt 2026-01-15T00:41:54,988 ERROR: [present-rich] Preparing metadata (pyproject.toml) exited with 1 2026-01-15T00:41:55,001 [bold magenta]full command[/]: [blue]/usr/bin/python3 /usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py prepare_metadata_for_build_wheel /tmp/tmpffa9pvpi[/] 2026-01-15T00:41:55,002 [bold magenta]cwd[/]: /tmp/pip-wheel-tj7wr1fp/ihist_6fa743975b1047bd979256af7c3d7c04 2026-01-15T00:41:55,002 Preparing metadata (pyproject.toml): finished with status 'error' 2026-01-15T00:41:55,005 ERROR: [present-rich] metadata generation failed 2026-01-15T00:41:55,011 Exception information: 2026-01-15T00:41:55,011 Traceback (most recent call last): 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 35, in generate_metadata 2026-01-15T00:41:55,011 distinfo_dir = backend.prepare_metadata_for_build_wheel(metadata_dir) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/utils/misc.py", line 746, in prepare_metadata_for_build_wheel 2026-01-15T00:41:55,011 return super().prepare_metadata_for_build_wheel( 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 186, in prepare_metadata_for_build_wheel 2026-01-15T00:41:55,011 return self._call_hook('prepare_metadata_for_build_wheel', { 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/pyproject_hooks/_impl.py", line 311, in _call_hook 2026-01-15T00:41:55,011 self._subprocess_runner( 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 252, in runner 2026-01-15T00:41:55,011 call_subprocess( 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 224, in call_subprocess 2026-01-15T00:41:55,011 raise error 2026-01-15T00:41:55,011 pip._internal.exceptions.InstallationSubprocessError: Preparing metadata (pyproject.toml) exited with 1 2026-01-15T00:41:55,011 2026-01-15T00:41:55,011 The above exception was the direct cause of the following exception: 2026-01-15T00:41:55,011 2026-01-15T00:41:55,011 Traceback (most recent call last): 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 160, in exc_logging_wrapper 2026-01-15T00:41:55,011 status = run_func(*args) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 247, in wrapper 2026-01-15T00:41:55,011 return func(self, options, args) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 170, in run 2026-01-15T00:41:55,011 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 92, in resolve 2026-01-15T00:41:55,011 result = self._result = resolver.resolve( 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve 2026-01-15T00:41:55,011 state = resolution.resolve(requirements, max_rounds=max_rounds) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve 2026-01-15T00:41:55,011 self._add_to_criteria(self.state.criteria, r, parent=None) 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _add_to_criteria 2026-01-15T00:41:55,011 if not criterion.candidates: 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 151, in __bool__ 2026-01-15T00:41:55,011 return bool(self._sequence) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 155, in __bool__ 2026-01-15T00:41:55,011 return any(self) 2026-01-15T00:41:55,011 ^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in 2026-01-15T00:41:55,011 return (c for c in iterator if id(c) not in self._incompatible_ids) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 47, in _iter_built 2026-01-15T00:41:55,011 candidate = func() 2026-01-15T00:41:55,011 ^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 206, in _make_candidate_from_link 2026-01-15T00:41:55,011 self._link_candidate_cache[link] = LinkCandidate( 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 297, in __init__ 2026-01-15T00:41:55,011 super().__init__( 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 162, in __init__ 2026-01-15T00:41:55,011 self.dist = self._prepare() 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 231, in _prepare 2026-01-15T00:41:55,011 dist = self._prepare_distribution() 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 308, in _prepare_distribution 2026-01-15T00:41:55,011 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 491, in prepare_linked_requirement 2026-01-15T00:41:55,011 return self._prepare_linked_requirement(req, parallel_builds) 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 577, in _prepare_linked_requirement 2026-01-15T00:41:55,011 dist = _get_prepared_distribution( 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 69, in _get_prepared_distribution 2026-01-15T00:41:55,011 abstract_dist.prepare_distribution_metadata( 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 61, in prepare_distribution_metadata 2026-01-15T00:41:55,011 self.req.prepare_metadata() 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 539, in prepare_metadata 2026-01-15T00:41:55,011 self.metadata_directory = generate_metadata( 2026-01-15T00:41:55,011 ^^^^^^^^^^^^^^^^^^ 2026-01-15T00:41:55,011 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata.py", line 37, in generate_metadata 2026-01-15T00:41:55,011 raise MetadataGenerationFailed(package_details=details) from error 2026-01-15T00:41:55,011 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2026-01-15T00:41:55,025 Removed ihist==0.1.3 from https://files.pythonhosted.org/packages/fe/c1/36eea91093807da22de06b97b4a24018a5641c5a0b0a788e83690d6442a9/ihist-0.1.3.tar.gz from build tracker '/tmp/pip-build-tracker-qol5iy49' 2026-01-15T00:41:55,026 Removed build tracker: '/tmp/pip-build-tracker-qol5iy49'