2025-09-09T17:41:33,283 Created temporary directory: /tmp/pip-build-tracker-gzb7iwi2
2025-09-09T17:41:33,284 Initialized build tracking at /tmp/pip-build-tracker-gzb7iwi2
2025-09-09T17:41:33,284 Created build tracker: /tmp/pip-build-tracker-gzb7iwi2
2025-09-09T17:41:33,284 Entered build tracker: /tmp/pip-build-tracker-gzb7iwi2
2025-09-09T17:41:33,284 Created temporary directory: /tmp/pip-wheel-jm4pejm0
2025-09-09T17:41:33,288 Created temporary directory: /tmp/pip-ephem-wheel-cache-rpdy1u1m
2025-09-09T17:41:33,347 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-09-09T17:41:33,349 2 location(s) to search for versions of pairef:
2025-09-09T17:41:33,349 * https://pypi.org/simple/pairef/
2025-09-09T17:41:33,349 * https://www.piwheels.org/simple/pairef/
2025-09-09T17:41:33,350 Fetching project page and analyzing links: https://pypi.org/simple/pairef/
2025-09-09T17:41:33,350 Getting page https://pypi.org/simple/pairef/
2025-09-09T17:41:33,351 Found index url https://pypi.org/simple/
2025-09-09T17:41:33,431 Fetched page https://pypi.org/simple/pairef/ as application/vnd.pypi.simple.v1+json
2025-09-09T17:41:33,435   Found link https://files.pythonhosted.org/packages/e8/b4/d268ab0db1061f03b8ada40a2d450ec7260db0a47c17a05626ec3b520bed/pairef-1.0.0.tar.gz (from https://pypi.org/simple/pairef/), version: 1.0.0
2025-09-09T17:41:33,436   Found link https://files.pythonhosted.org/packages/ae/a1/1f9476233bb73f45ebc6b361f6cff69fb8dd5edb0fd9fb8712ded84126e4/pairef-1.2.0.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.0
2025-09-09T17:41:33,436   Found link https://files.pythonhosted.org/packages/e6/f2/a63d004f31736b01148dfed0be1401d20537133ad53805c0243c44dca5cd/pairef-1.2.1.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.1
2025-09-09T17:41:33,436   Found link https://files.pythonhosted.org/packages/11/49/f10e7d88aa29a13dd4409005950c50d1a3575d8c49460030aba16002c3ad/pairef-1.2.2.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.2
2025-09-09T17:41:33,437   Found link https://files.pythonhosted.org/packages/d5/fd/32f89f4ecf85fc02fe54e34fa78666607445c59c8f4da2795e874d5c39bd/pairef-1.2.3.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.3
2025-09-09T17:41:33,437   Found link https://files.pythonhosted.org/packages/b7/3a/dedc63b87b8120bfbeaafacad07d17831724f93be907e9b6306c269c0784/pairef-1.2.4.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.4
2025-09-09T17:41:33,437   Found link https://files.pythonhosted.org/packages/2e/f7/5be5b5e3ed98343ff5554db4909b22ec25cb2bd6c6cb3fe7d6b4e5b8f8e2/pairef-1.2.5.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.5
2025-09-09T17:41:33,437   Found link https://files.pythonhosted.org/packages/d9/06/a7a524b976b801dcaa08b856382cb28842294035fb5f85f5585421a4a0b8/pairef-1.2.6.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.6
2025-09-09T17:41:33,438   Found link https://files.pythonhosted.org/packages/60/ea/b2d94b674cc1461af761bdeaec38ce845b8ad8150ea36ad0d1b862ba3d0c/pairef-1.2.7.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.7
2025-09-09T17:41:33,438   Found link https://files.pythonhosted.org/packages/1f/cb/38ad9b74f838c82c8e49024a3385901fd98accff721f178afe4ef5ae9c9f/pairef-1.2.8.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.8
2025-09-09T17:41:33,438   Found link https://files.pythonhosted.org/packages/d5/17/5c3d2a13a01dc4077e035abaef95b8e2adea869d08b2cae935ba86851a24/pairef-1.2.9.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.9
2025-09-09T17:41:33,438   Found link https://files.pythonhosted.org/packages/08/c1/68bb091a6ce8c87fed176e8d1b5b982913d0f54cd7cbc5d6409c35c11f55/pairef-1.2.10.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.10
2025-09-09T17:41:33,439   Found link https://files.pythonhosted.org/packages/de/8d/ee4929c08e8c9eed70bbc0666cf85428370532fff968266cbef2ded2bb96/pairef-1.2.11.tar.gz (from https://pypi.org/simple/pairef/), version: 1.2.11
2025-09-09T17:41:33,439   Found link https://files.pythonhosted.org/packages/00/6d/15ac7c1b1e19611827700162d9a3cfcf32f09cb92cc0d574c4565a386d8b/pairef-1.3.0.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.0
2025-09-09T17:41:33,439   Found link https://files.pythonhosted.org/packages/50/42/d91f34074d50aa55c7161ea523665149114d490f6949a3aa6e288ed5b6db/pairef-1.3.7.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.7
2025-09-09T17:41:33,439   Found link https://files.pythonhosted.org/packages/88/70/4736a019f0ceda6b01327ce6eb5f6028305fc1296da70f5e21decd802b2f/pairef-1.3.8.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.8
2025-09-09T17:41:33,440   Found link https://files.pythonhosted.org/packages/0e/bf/e451a3fe236d22cda96dd8e070c9cec1b40cfc2e3164027a31ff4d25aa7e/pairef-1.3.9.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.9
2025-09-09T17:41:33,440   Found link https://files.pythonhosted.org/packages/26/7f/fa83c737c513fd6738b2938f353bbabb24ab2730ec796630726e81ff0fa9/pairef-1.3.10.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.10
2025-09-09T17:41:33,440   Found link https://files.pythonhosted.org/packages/25/9b/ba3bad2e805be6114eb1b633ecfa04de417b102a55c96c727229e269d9f7/pairef-1.3.11.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.11
2025-09-09T17:41:33,440   Found link https://files.pythonhosted.org/packages/39/9a/97bf38cdd9086dda10cca496563c880f60e4f5de5191c857d9a40b609ffe/pairef-1.3.12.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.12
2025-09-09T17:41:33,441   Found link https://files.pythonhosted.org/packages/1e/61/67d0e8124b171ef9f9256e82c7fa853e04e86c0f80d3025d3af27605c655/pairef-1.3.13.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.13
2025-09-09T17:41:33,441   Found link https://files.pythonhosted.org/packages/34/8f/d5e60c59c76adeb720aac7f4e85a9e01c6a2cf0a3937e753601de4484a52/pairef-1.3.14.tar.gz (from https://pypi.org/simple/pairef/), version: 1.3.14
2025-09-09T17:41:33,441   Found link https://files.pythonhosted.org/packages/6d/22/71c1e7486a2bd9cfed887a8e07c71b237bf987a3c82f89a9c1feb24e092c/pairef-1.4.0.tar.gz (from https://pypi.org/simple/pairef/), version: 1.4.0
2025-09-09T17:41:33,441   Found link https://files.pythonhosted.org/packages/92/e1/733e67b1c029df1ca7d42f2b6cf439505b56c5fbbc04962fbee6af811455/pairef-1.4.1.tar.gz (from https://pypi.org/simple/pairef/), version: 1.4.1
2025-09-09T17:41:33,442   Found link https://files.pythonhosted.org/packages/83/ee/eea7044a0df101535a3e42d8680e45434fb1af27199581e688769a381de5/pairef-1.4.2.tar.gz (from https://pypi.org/simple/pairef/), version: 1.4.2
2025-09-09T17:41:33,442 Fetching project page and analyzing links: https://www.piwheels.org/simple/pairef/
2025-09-09T17:41:33,442 Getting page https://www.piwheels.org/simple/pairef/
2025-09-09T17:41:33,443 Found index url https://www.piwheels.org/simple/
2025-09-09T17:41:33,546 Fetched page https://www.piwheels.org/simple/pairef/ as text/html
2025-09-09T17:41:33,550   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.4.1-py3-none-any.whl#sha256=6c7c0c781ffec657660a16272c17a3d19633b0a4a66eb75c3002984c404fdd60 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,550   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.4.0-py3-none-any.whl#sha256=f56f86922a8db31e0c7b2e920130a63ffceb021efec6e0325fc46e03d09f7d7d (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,550   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.3.14-py3-none-any.whl#sha256=6ad55a547a844b5d72a8f155b8461c291fc6d9f619dd67367ddf6c47647fe146 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,550   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.3.9-py3-none-any.whl#sha256=9a4954c00e53377fc1e3bd3e0ff4937778f35df5991e303bdc8b1ff10c0fdcb2 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,550   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.3.8-py3-none-any.whl#sha256=2c6ef01ec2c30fb449548ac72eb024367f84b5e0081ce886016d846b6176c2d5 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.3.0-py3-none-any.whl#sha256=5a2cecab0988367196688448b65af77af87a26a59b5876592a2b55933c185f24 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.8-py3-none-any.whl#sha256=c9424d353fd4c084a0eeccc0a4009eb3efe0cc6200eb84997cee0d3a7af743de (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.7-py3-none-any.whl#sha256=620b44a1351627f4903438806e7d024d2f01dbe89e7cbf10dc495bfba9629e16 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.6-py3-none-any.whl#sha256=c270510282d53fa632dbb702966988c0b6f423a84fddfefd9d7c718fc75646e9 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.5-py3-none-any.whl#sha256=88704f3f631fe60a4699813496c9b72455032616a8939fecc82ad69979924d2e (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.4-py3-none-any.whl#sha256=40db4a4bc75360bacd91ec1c33f2cd8b61eb31da855843e66358f6178c921ab6 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,551   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.3-py3-none-any.whl#sha256=7b12c0dcb77eecf075d6916f24760da7627a963efac2073bd8e564588ac33cd4 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,552   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.2-py3-none-any.whl#sha256=a94cf1e8ef8d5a7491b36c7f683b5fd6ad8770c798f83fbd3946441751f3295d (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,552   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.1-py3-none-any.whl#sha256=e293e05da7b00e15244f4223068189d3aeb26222e584c0876ac8d99cdb39c8d8 (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,552   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.2.0-py3-none-any.whl#sha256=7162c82e6e3d4545a40678e4562bce710a7284e3e875a1ae4c6dae465253f16b (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,552   Skipping link: No binaries permitted for pairef: https://archive1.piwheels.org/simple/pairef/pairef-1.0.0-py3-none-any.whl#sha256=4306dd34e717a83973c5c3919d8a21a6847c4c07d9ae3da438426e291eafecbe (from https://www.piwheels.org/simple/pairef/)
2025-09-09T17:41:33,552 Skipping link: not a file: https://www.piwheels.org/simple/pairef/
2025-09-09T17:41:33,552 Skipping link: not a file: https://pypi.org/simple/pairef/
2025-09-09T17:41:33,579 Given no hashes to check 1 links for project 'pairef': discarding no candidates
2025-09-09T17:41:33,580 Collecting pairef==1.2.10
2025-09-09T17:41:33,582   Created temporary directory: /tmp/pip-unpack-h2o8o41e
2025-09-09T17:41:33,727   Downloading pairef-1.2.10.tar.gz (613 kB)
2025-09-09T17:41:33,864   Added pairef==1.2.10 from https://files.pythonhosted.org/packages/08/c1/68bb091a6ce8c87fed176e8d1b5b982913d0f54cd7cbc5d6409c35c11f55/pairef-1.2.10.tar.gz to build tracker '/tmp/pip-build-tracker-gzb7iwi2'
2025-09-09T17:41:33,866   Running setup.py (path:/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/setup.py) egg_info for package pairef
2025-09-09T17:41:33,866   Created temporary directory: /tmp/pip-pip-egg-info-4dz3f5f8
2025-09-09T17:41:33,867   Preparing metadata (setup.py): started
2025-09-09T17:41:33,867   Running command python setup.py egg_info
2025-09-09T17:41:34,415   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/launcher.py:661: SyntaxWarning: invalid escape sequence '\ '
2025-09-09T17:41:34,415     "\ flag\ " + str(flag) + "}$",
2025-09-09T17:41:34,418   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/launcher.py:786: SyntaxWarning: invalid escape sequence '\ '
2025-09-09T17:41:34,418     "\ flag\ " + str(flag) + "}$",
2025-09-09T17:41:34,420   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/launcher.py:951: SyntaxWarning: invalid escape sequence '\i'
2025-09-09T17:41:34,420     n_bins_low=n_bins_low, title="$\it{R}$-values",
2025-09-09T17:41:34,436   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/preparation.py:65: SyntaxWarning: invalid escape sequence '\ '
2025-09-09T17:41:34,436     /   / / _(_ / \ (__ (
2025-09-09T17:41:34,497   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/graphs.py:34: SyntaxWarning: "is not" with 'str' literal. Did you mean "!="?
2025-09-09T17:41:34,497     if len([label for label in list if label is not ""]) >= n_max:
2025-09-09T17:41:34,497   /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/graphs.py:50: SyntaxWarning: "is not" with 'str' literal. Did you mean "!="?
2025-09-09T17:41:34,498     if len([label for label in list if label is not ""]) >= n_max:
2025-09-09T17:41:35,951   Traceback (most recent call last):
2025-09-09T17:41:35,953     File "<string>", line 2, in <module>
2025-09-09T17:41:35,953       exec(compile('''
2025-09-09T17:41:35,953       ~~~~^^^^^^^^^^^^
2025-09-09T17:41:35,953       # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-09T17:41:35,954       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:35,954       ...<32 lines>...
2025-09-09T17:41:35,954       exec(compile(setup_py_code, filename, "exec"))
2025-09-09T17:41:35,954       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:35,954       ''' % ('/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/setup.py',), "<pip-setuptools-caller>", "exec"))
2025-09-09T17:41:35,954       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:35,954     File "<pip-setuptools-caller>", line 35, in <module>
2025-09-09T17:41:35,954     File "/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/setup.py", line 2, in <module>
2025-09-09T17:41:35,954       from pairef import __version__
2025-09-09T17:41:35,955     File "/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/__init__.py", line 2, in <module>
2025-09-09T17:41:35,955       from .launcher import run_pairef
2025-09-09T17:41:35,955     File "/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/launcher.py", line 17, in <module>
2025-09-09T17:41:35,955       from .graphs import matplotlib_bar, matplotlib_line, write_log_html
2025-09-09T17:41:35,955     File "/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/pairef/graphs.py", line 13, in <module>
2025-09-09T17:41:35,955       import cgi
2025-09-09T17:41:35,955   ModuleNotFoundError: No module named 'cgi'
2025-09-09T17:41:36,211   ERROR: python setup.py egg_info exited with 1
2025-09-09T17:41:36,223   [bold magenta]full command[/]: [blue]/usr/bin/python3 -c '
2025-09-09T17:41:36,223   exec(compile('"'"''"'"''"'"'
2025-09-09T17:41:36,223   # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-09T17:41:36,223   #
2025-09-09T17:41:36,223   # - It imports setuptools before invoking setup.py, to enable projects that directly
2025-09-09T17:41:36,223   #   import from `distutils.core` to work with newer packaging standards.
2025-09-09T17:41:36,223   # - It provides a clear error message when setuptools is not installed.
2025-09-09T17:41:36,223   # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so
2025-09-09T17:41:36,223   #   setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning:
2025-09-09T17:41:36,223   #     manifest_maker: standard file '"'"'-c'"'"' not found".
2025-09-09T17:41:36,223   # - It generates a shim setup.py, for handling setup.cfg-only projects.
2025-09-09T17:41:36,223   import os, sys, tokenize, traceback
2025-09-09T17:41:36,223   
2025-09-09T17:41:36,223   try:
2025-09-09T17:41:36,223       import setuptools
2025-09-09T17:41:36,223   except ImportError:
2025-09-09T17:41:36,223       print(
2025-09-09T17:41:36,223           "ERROR: Can not execute `setup.py` since setuptools failed to import in "
2025-09-09T17:41:36,223           "the build environment with exception:",
2025-09-09T17:41:36,223           file=sys.stderr,
2025-09-09T17:41:36,223       )
2025-09-09T17:41:36,223       traceback.print_exc()
2025-09-09T17:41:36,223       sys.exit(1)
2025-09-09T17:41:36,223   
2025-09-09T17:41:36,223   __file__ = %r
2025-09-09T17:41:36,223   sys.argv[0] = __file__
2025-09-09T17:41:36,223   
2025-09-09T17:41:36,223   if os.path.exists(__file__):
2025-09-09T17:41:36,223       filename = __file__
2025-09-09T17:41:36,223       with tokenize.open(__file__) as f:
2025-09-09T17:41:36,223           setup_py_code = f.read()
2025-09-09T17:41:36,223   else:
2025-09-09T17:41:36,223       filename = "<auto-generated setuptools caller>"
2025-09-09T17:41:36,223       setup_py_code = "from setuptools import setup; setup()"
2025-09-09T17:41:36,223   
2025-09-09T17:41:36,223   exec(compile(setup_py_code, filename, "exec"))
2025-09-09T17:41:36,223   '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/setup.py'"'"',), "<pip-setuptools-caller>", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-4dz3f5f8[/]
2025-09-09T17:41:36,223   [bold magenta]cwd[/]: /tmp/pip-wheel-jm4pejm0/pairef_700814101ac2419cab564940cc13b0bf/
2025-09-09T17:41:36,223   Preparing metadata (setup.py): finished with status 'error'
2025-09-09T17:41:36,224 ERROR: metadata generation failed
2025-09-09T17:41:36,229 Exception information:
2025-09-09T17:41:36,229 Traceback (most recent call last):
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata
2025-09-09T17:41:36,229     call_subprocess(
2025-09-09T17:41:36,229     ~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         args,
2025-09-09T17:41:36,229         ^^^^^
2025-09-09T17:41:36,229     ...<2 lines>...
2025-09-09T17:41:36,229         spinner=spinner,
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess
2025-09-09T17:41:36,229     raise error
2025-09-09T17:41:36,229 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1
2025-09-09T17:41:36,229 
2025-09-09T17:41:36,229 The above exception was the direct cause of the following exception:
2025-09-09T17:41:36,229 
2025-09-09T17:41:36,229 Traceback (most recent call last):
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
2025-09-09T17:41:36,229     status = _inner_run()
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
2025-09-09T17:41:36,229     return self.run(options, args)
2025-09-09T17:41:36,229            ~~~~~~~~^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper
2025-09-09T17:41:36,229     return func(self, options, args)
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run
2025-09-09T17:41:36,229     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve
2025-09-09T17:41:36,229     result = self._result = resolver.resolve(
2025-09-09T17:41:36,229                             ~~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         collected.requirements, max_rounds=limit_how_complex_resolution_can_be
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve
2025-09-09T17:41:36,229     state = resolution.resolve(requirements, max_rounds=max_rounds)
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve
2025-09-09T17:41:36,229     self._add_to_criteria(self.state.criteria, r, parent=None)
2025-09-09T17:41:36,229     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria
2025-09-09T17:41:36,229     if not criterion.candidates:
2025-09-09T17:41:36,229            ^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__
2025-09-09T17:41:36,229     return bool(self._sequence)
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__
2025-09-09T17:41:36,229     self._bool = any(self)
2025-09-09T17:41:36,229                  ~~~^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in <genexpr>
2025-09-09T17:41:36,229     return (c for c in iterator if id(c) not in self._incompatible_ids)
2025-09-09T17:41:36,229                        ^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built
2025-09-09T17:41:36,229     candidate = func()
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link
2025-09-09T17:41:36,229     base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
2025-09-09T17:41:36,229                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         link, template, name, version
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link
2025-09-09T17:41:36,229     self._link_candidate_cache[link] = LinkCandidate(
2025-09-09T17:41:36,229                                        ~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         link,
2025-09-09T17:41:36,229         ^^^^^
2025-09-09T17:41:36,229     ...<3 lines>...
2025-09-09T17:41:36,229         version=version,
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2025-09-09T17:41:36,229     super().__init__(
2025-09-09T17:41:36,229     ~~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         link=link,
2025-09-09T17:41:36,229         ^^^^^^^^^^
2025-09-09T17:41:36,229     ...<4 lines>...
2025-09-09T17:41:36,229         version=version,
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__
2025-09-09T17:41:36,229     self.dist = self._prepare()
2025-09-09T17:41:36,229                 ~~~~~~~~~~~~~^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare
2025-09-09T17:41:36,229     dist = self._prepare_distribution()
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2025-09-09T17:41:36,229     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2025-09-09T17:41:36,229            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement
2025-09-09T17:41:36,229     return self._prepare_linked_requirement(req, parallel_builds)
2025-09-09T17:41:36,229            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement
2025-09-09T17:41:36,229     dist = _get_prepared_distribution(
2025-09-09T17:41:36,229         req,
2025-09-09T17:41:36,229     ...<3 lines>...
2025-09-09T17:41:36,229         self.check_build_deps,
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution
2025-09-09T17:41:36,229     abstract_dist.prepare_distribution_metadata(
2025-09-09T17:41:36,229     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         finder, build_isolation, check_build_deps
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata
2025-09-09T17:41:36,229     self.req.prepare_metadata()
2025-09-09T17:41:36,229     ~~~~~~~~~~~~~~~~~~~~~~~~~^^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata
2025-09-09T17:41:36,229     self.metadata_directory = generate_metadata_legacy(
2025-09-09T17:41:36,229                               ~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-09T17:41:36,229         build_env=self.build_env,
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     ...<3 lines>...
2025-09-09T17:41:36,229         details=details,
2025-09-09T17:41:36,229         ^^^^^^^^^^^^^^^^
2025-09-09T17:41:36,229     )
2025-09-09T17:41:36,229     ^
2025-09-09T17:41:36,229   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata
2025-09-09T17:41:36,229     raise MetadataGenerationFailed(package_details=details) from error
2025-09-09T17:41:36,229 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2025-09-09T17:41:36,252 Removed pairef==1.2.10 from https://files.pythonhosted.org/packages/08/c1/68bb091a6ce8c87fed176e8d1b5b982913d0f54cd7cbc5d6409c35c11f55/pairef-1.2.10.tar.gz from build tracker '/tmp/pip-build-tracker-gzb7iwi2'
2025-09-09T17:41:36,252 Removed build tracker: '/tmp/pip-build-tracker-gzb7iwi2'