2026-06-07T20:32:56,683 Created temporary directory: /tmp/pip-ephem-wheel-cache-4z5hu4jo
2026-06-07T20:32:56,684 Created temporary directory: /tmp/pip-build-tracker-6fy_54qb
2026-06-07T20:32:56,685 Initialized build tracking at /tmp/pip-build-tracker-6fy_54qb
2026-06-07T20:32:56,685 Created build tracker: /tmp/pip-build-tracker-6fy_54qb
2026-06-07T20:32:56,686 Entered build tracker: /tmp/pip-build-tracker-6fy_54qb
2026-06-07T20:32:56,687 Created temporary directory: /tmp/pip-wheel-9xh7o98l
2026-06-07T20:32:56,689 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
2026-06-07T20:32:56,692 Created temporary directory: /tmp/pip-ephem-wheel-cache-3u10x672
2026-06-07T20:32:56,713 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2026-06-07T20:32:56,716 2 location(s) to search for versions of pygraphviz:
2026-06-07T20:32:56,716 * https://pypi.org/simple/pygraphviz/
2026-06-07T20:32:56,716 * https://www.piwheels.org/simple/pygraphviz/
2026-06-07T20:32:56,717 Fetching project page and analyzing links: https://pypi.org/simple/pygraphviz/
2026-06-07T20:32:56,718 Getting page https://pypi.org/simple/pygraphviz/
2026-06-07T20:32:56,719 Found index url https://pypi.org/simple
2026-06-07T20:32:56,952 Fetched page https://pypi.org/simple/pygraphviz/ as application/vnd.pypi.simple.v1+json
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2026-06-07T20:32:57,022   Found link https://files.pythonhosted.org/packages/66/ca/823d5c74a73d6b8b08e1f5aea12468ef334f0732c65cbb18df2a7f285c87/pygraphviz-1.14.tar.gz (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.10), version: 1.14
2026-06-07T20:32:57,023   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/92/65/16f8da2d30d8876c7258f1bb29b398e2d03c256911d5a0c4d08f66908d54/pygraphviz-2.0rc0-cp312-cp312-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,023   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/9f/4f/237df73a5ce29257490940a0c02a7af7792c4d6fa9b158b698f75be18eef/pygraphviz-2.0rc0-cp312-cp312-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,024   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/8b/a3/9135a2e9f86e6fc997d21295a24e1e964938d2cc3f6d2c8f8da6eef8e01d/pygraphviz-2.0rc0-cp312-cp312-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,024   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/14/bf/b4a15fc6517ca78bf6324e8dcd6b225995912d9cde1a9af952a808aead7e/pygraphviz-2.0rc0-cp312-cp312-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,025   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/f2/96/08137ca7621ec16992a3ace4e24fab1415c354896db3b17b34a94978b161/pygraphviz-2.0rc0-cp312-cp312-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,025   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/5b/8c/19f21b1114ff8e507db1ba3588179832003e4e219f610c08a2a5ab53db75/pygraphviz-2.0rc0-cp313-cp313-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,026   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/02/df/47e3a92468353ef4450d3e6ff5e517eb2c268da4688f01a553523515317b/pygraphviz-2.0rc0-cp313-cp313-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,026   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/eb/d1/24b522e874f8d5d911110024a208a7ce39acdad4237fbe6c60bf8386d411/pygraphviz-2.0rc0-cp313-cp313-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,027   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/b0/d8/0d16c944dfbca172b2baab418ab8b0fabf36fe8e0f274032368eca92f2f0/pygraphviz-2.0rc0-cp313-cp313-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,028   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/ff/b4/f10ea43618fa4c25ad785c9c0aa15905ccca0b4c8785e8731c494cfab7f8/pygraphviz-2.0rc0-cp313-cp313-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,028   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/fc/2c/368c61de0acc7c9fa7a1afd7ac25f0b54bfe4d7c82ec1ac0da33adfbe006/pygraphviz-2.0rc0-cp314-cp314-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,029   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/2a/f4/3265e865b2c958290d9abf0f8790999247689cd2a1c828d8d3a687a51d99/pygraphviz-2.0rc0-cp314-cp314-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,029   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/45/e5/b73ed6e1f024e7eaed96eb9edf61dc2a98c66068a09f8a93ce3e5819ea13/pygraphviz-2.0rc0-cp314-cp314-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,030   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/52/50/6555dc3b0facf86e82926cc1dcee6ef037594624ac86753ab5aa31471006/pygraphviz-2.0rc0-cp314-cp314-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,031   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/c8/ee/6c6b94ee969481f008cb27bd507f8f57123439d76066b38e73e1d093e085/pygraphviz-2.0rc0-cp314-cp314-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,032   Link requires a different Python (3.11.2 not in: '>=3.12'): https://files.pythonhosted.org/packages/0c/d8/7e352f95140a933b80c21f5303327edd4ddc433b454c5a8b7da2d78ec2ab/pygraphviz-2.0rc0.tar.gz (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,032   Skipping link: 2.0rc0 Requires-Python >=3.12: https://files.pythonhosted.org/packages/0c/d8/7e352f95140a933b80c21f5303327edd4ddc433b454c5a8b7da2d78ec2ab/pygraphviz-2.0rc0.tar.gz (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,033   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/96/25/4644edf7cd16431d9f91528ae3b0201ea9cffc84fe5f82e86021fbe88437/pygraphviz-2.0rc1-cp312-cp312-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,033   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/ac/d1/e130d8a11713071f6300ed53f64eb9a110012100e5c164727734ab7210cb/pygraphviz-2.0rc1-cp312-cp312-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,034   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/1e/ce/ff48686f0ed8ed80b92bff8cb85e78550bd804b9cdaf67573cff83e85941/pygraphviz-2.0rc1-cp312-cp312-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,034   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/7d/56/5a28bbc9dc536916770f4705ac6c15ff69db6f97fbc8a2ec2b6c0ef8f4ff/pygraphviz-2.0rc1-cp312-cp312-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,035   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/d1/5f/0781d1947bc36a86914b0cb4fd44ed106240b50a9e7f8ecde6b950365d26/pygraphviz-2.0rc1-cp312-cp312-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,035   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/21/bd/061f03a5dde55bdc4c0801009639b6e90ce2112ec06328a424860607a5e6/pygraphviz-2.0rc1-cp313-cp313-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,036   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/d9/7f/76e34ed0af8574b03635ce210997542c2a7754cd9dd669f6c7fc7b4e955e/pygraphviz-2.0rc1-cp313-cp313-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,036   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/15/02/edc0d1133e11281bb60dd4b198cf79adf9f69be20484cab23f4547fcacd7/pygraphviz-2.0rc1-cp313-cp313-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,037   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/5a/71/7d8f630e05917cb8a0205e692ea1a6301bc70742d00e89ce08ae79789cad/pygraphviz-2.0rc1-cp313-cp313-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,038   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/84/a9/a36de2065c2a3675d74eb0f4a41e7dcae321ef9fdf0c5153a5292c2d16fe/pygraphviz-2.0rc1-cp313-cp313-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,038   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/ae/e1/5a34b3c73f1b7593bc82e4f53fdb022c363f9b8242acfdf91ac1d6c8ec48/pygraphviz-2.0rc1-cp314-cp314-macosx_11_0_arm64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,039   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/41/31/96d5760236201545c593369f484a349cd2ee8dd162dbe9a5ffd149548d6c/pygraphviz-2.0rc1-cp314-cp314-macosx_11_0_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,039   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/f8/41/958983d27bb47b5526e791c5bd0cbb5bc0012969ba46eb52bd39cf385b0e/pygraphviz-2.0rc1-cp314-cp314-manylinux_2_28_aarch64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,040   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/28/89/099744f30e06a685d363b032de768c9162b34a1becaaa448880cfc1f9767/pygraphviz-2.0rc1-cp314-cp314-manylinux_2_28_x86_64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,040   Skipping link: No binaries permitted for pygraphviz: https://files.pythonhosted.org/packages/40/ac/e0e87c800a28d61f3b7135d2da4b660b25fe43cbfb6d49061346b4eacb9b/pygraphviz-2.0rc1-cp314-cp314-win_amd64.whl (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,041   Link requires a different Python (3.11.2 not in: '>=3.12'): https://files.pythonhosted.org/packages/66/0f/a2414292571d6ff6936239835ba1c4126ee78f7792e5a1796b8f73f87abe/pygraphviz-2.0rc1.tar.gz (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,042   Skipping link: 2.0rc1 Requires-Python >=3.12: https://files.pythonhosted.org/packages/66/0f/a2414292571d6ff6936239835ba1c4126ee78f7792e5a1796b8f73f87abe/pygraphviz-2.0rc1.tar.gz (from https://pypi.org/simple/pygraphviz/) (requires-python:>=3.12)
2026-06-07T20:32:57,042 Fetching project page and analyzing links: https://www.piwheels.org/simple/pygraphviz/
2026-06-07T20:32:57,043 Getting page https://www.piwheels.org/simple/pygraphviz/
2026-06-07T20:32:57,044 Found index url https://www.piwheels.org/simple
2026-06-07T20:32:57,228 Fetched page https://www.piwheels.org/simple/pygraphviz/ as text/html
2026-06-07T20:32:57,234   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.5-cp35-cp35m-linux_armv7l.whl#sha256=60cdaf1d18ed7066ab1ff3a82f94d5970d6ee5408744b32e32cf71992012035a (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,235   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.5-cp35-cp35m-linux_armv6l.whl#sha256=60cdaf1d18ed7066ab1ff3a82f94d5970d6ee5408744b32e32cf71992012035a (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,235   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.5-cp34-cp34m-linux_armv7l.whl#sha256=2ce8f49fa072ca5c3065c4167e2027faea84a747435c07adbde3ead50472e887 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,236   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.5-cp34-cp34m-linux_armv6l.whl#sha256=2ce8f49fa072ca5c3065c4167e2027faea84a747435c07adbde3ead50472e887 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,236   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.4rc1-cp34-cp34m-linux_armv7l.whl#sha256=ebbd7888d3c45d5bff3cf6d91dfdb1c55ae83ea5bd56e7f88cba848f448fd3da (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,237   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.4rc1-cp34-cp34m-linux_armv6l.whl#sha256=ebbd7888d3c45d5bff3cf6d91dfdb1c55ae83ea5bd56e7f88cba848f448fd3da (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,238   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.4rc1-cp35-cp35m-linux_armv7l.whl#sha256=2b95457b4ba986611d22dc4228de4e07aa74e88e009db835b1af4b724b3dc48f (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,238   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.4rc1-cp35-cp35m-linux_armv6l.whl#sha256=2b95457b4ba986611d22dc4228de4e07aa74e88e009db835b1af4b724b3dc48f (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,239   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3.1-cp34-cp34m-linux_armv7l.whl#sha256=a3696d961a31017b77ad6d012c2f17cd3b9c44fb48ff5b3b488dd5ad4a118590 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,239   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3.1-cp34-cp34m-linux_armv6l.whl#sha256=a3696d961a31017b77ad6d012c2f17cd3b9c44fb48ff5b3b488dd5ad4a118590 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,240   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3.1-cp35-cp35m-linux_armv6l.whl#sha256=fc96b217ee278bd990e384cb0670da3e0c49d45f056ce055a451d601f0bb4a1d (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,240   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3.1-cp35-cp35m-linux_armv7l.whl#sha256=fc96b217ee278bd990e384cb0670da3e0c49d45f056ce055a451d601f0bb4a1d (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,241   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc2-cp35-cp35m-linux_armv6l.whl#sha256=e26c8e50ac8fb1bbe4d2df88e3e1fdcbd4949a53fb49186bdaf2df17f2d4bb24 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,242   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc2-cp35-cp35m-linux_armv7l.whl#sha256=e26c8e50ac8fb1bbe4d2df88e3e1fdcbd4949a53fb49186bdaf2df17f2d4bb24 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,242   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc2-cp34-cp34m-linux_armv7l.whl#sha256=b7e7eccc69c3584e23dc81290b4227e721849edaf4e613dd2394a316aaf7e30f (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,243   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc2-cp34-cp34m-linux_armv6l.whl#sha256=b7e7eccc69c3584e23dc81290b4227e721849edaf4e613dd2394a316aaf7e30f (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,243   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc1-cp34-cp34m-linux_armv7l.whl#sha256=74a9ffde8d2761165c71bacf7aafbf4c0d32779af5965c5fea148e636df5eff3 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,244   Skipping link: No binaries permitted for pygraphviz: https://archive1.piwheels.org/simple/pygraphviz/pygraphviz-1.3rc1-cp34-cp34m-linux_armv6l.whl#sha256=74a9ffde8d2761165c71bacf7aafbf4c0d32779af5965c5fea148e636df5eff3 (from https://www.piwheels.org/simple/pygraphviz/)
2026-06-07T20:32:57,245 Skipping link: not a file: https://www.piwheels.org/simple/pygraphviz/
2026-06-07T20:32:57,246 Skipping link: not a file: https://pypi.org/simple/pygraphviz/
2026-06-07T20:32:57,274 Given no hashes to check 0 links for project 'pygraphviz': discarding no candidates
2026-06-07T20:32:57,275 ERROR: Ignored the following versions that require a different python version: 2.0rc0 Requires-Python >=3.12; 2.0rc1 Requires-Python >=3.12
2026-06-07T20:32:57,277 ERROR: Could not find a version that satisfies the requirement pygraphviz==2.0rc1 (from versions: 0.34, 0.35, 0.36, 0.37, 0.99, 0.99.1, 1.0rc1, 1.0rc2, 1.0rc3, 1.0rc4, 1.0rc5, 1.0rc6, 1.0, 1.1rc1, 1.1, 1.2, 1.3rc1, 1.3rc2, 1.3, 1.3.1, 1.4rc1, 1.5, 1.6rc1, 1.6, 1.7rc1, 1.7rc2, 1.7, 1.8rc1, 1.8, 1.9, 1.10rc1, 1.10, 1.11rc1, 1.11, 1.12rc3, 1.12, 1.13rc0, 1.13, 1.14rc0, 1.14)
2026-06-07T20:32:57,278 ERROR: No matching distribution found for pygraphviz==2.0rc1
2026-06-07T20:32:57,279 Exception information:
2026-06-07T20:32:57,279 Traceback (most recent call last):
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 348, in resolve
2026-06-07T20:32:57,279     self._add_to_criteria(self.state.criteria, r, parent=None)
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _add_to_criteria
2026-06-07T20:32:57,279     raise RequirementsConflicted(criterion)
2026-06-07T20:32:57,279 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('pygraphviz==2.0rc1')
2026-06-07T20:32:57,279 
2026-06-07T20:32:57,279 During handling of the above exception, another exception occurred:
2026-06-07T20:32:57,279 
2026-06-07T20:32:57,279 Traceback (most recent call last):
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 92, in resolve
2026-06-07T20:32:57,279     result = self._result = resolver.resolve(
2026-06-07T20:32:57,279                             ^^^^^^^^^^^^^^^^^
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 481, in resolve
2026-06-07T20:32:57,279     state = resolution.resolve(requirements, max_rounds=max_rounds)
2026-06-07T20:32:57,279             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 350, in resolve
2026-06-07T20:32:57,279     raise ResolutionImpossible(e.criterion.information)
2026-06-07T20:32:57,279 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('pygraphviz==2.0rc1'), parent=None)]
2026-06-07T20:32:57,279 
2026-06-07T20:32:57,279 The above exception was the direct cause of the following exception:
2026-06-07T20:32:57,279 
2026-06-07T20:32:57,279 Traceback (most recent call last):
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 160, in exc_logging_wrapper
2026-06-07T20:32:57,279     status = run_func(*args)
2026-06-07T20:32:57,279              ^^^^^^^^^^^^^^^
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 247, in wrapper
2026-06-07T20:32:57,279     return func(self, options, args)
2026-06-07T20:32:57,279            ^^^^^^^^^^^^^^^^^^^^^^^^^
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 170, in run
2026-06-07T20:32:57,279     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2026-06-07T20:32:57,279                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-06-07T20:32:57,279   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 101, in resolve
2026-06-07T20:32:57,279     raise error from e
2026-06-07T20:32:57,279 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pygraphviz==2.0rc1
2026-06-07T20:32:57,285 Removed build tracker: '/tmp/pip-build-tracker-6fy_54qb'