2025-09-07T23:05:04,573 Created temporary directory: /tmp/pip-build-tracker-2z86_0o5
2025-09-07T23:05:04,574 Initialized build tracking at /tmp/pip-build-tracker-2z86_0o5
2025-09-07T23:05:04,574 Created build tracker: /tmp/pip-build-tracker-2z86_0o5
2025-09-07T23:05:04,574 Entered build tracker: /tmp/pip-build-tracker-2z86_0o5
2025-09-07T23:05:04,574 Created temporary directory: /tmp/pip-wheel-_5bo9_mo
2025-09-07T23:05:04,578 Created temporary directory: /tmp/pip-ephem-wheel-cache-ouh4nnwj
2025-09-07T23:05:04,632 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-09-07T23:05:04,634 2 location(s) to search for versions of chessnut:
2025-09-07T23:05:04,634 * https://pypi.org/simple/chessnut/
2025-09-07T23:05:04,634 * https://www.piwheels.org/simple/chessnut/
2025-09-07T23:05:04,635 Fetching project page and analyzing links: https://pypi.org/simple/chessnut/
2025-09-07T23:05:04,635 Getting page https://pypi.org/simple/chessnut/
2025-09-07T23:05:04,636 Found index url https://pypi.org/simple/
2025-09-07T23:05:04,785 Fetched page https://pypi.org/simple/chessnut/ as application/vnd.pypi.simple.v1+json
2025-09-07T23:05:04,790   Found link https://files.pythonhosted.org/packages/30/c3/75d7fcbd83c28b742fa56f2103fff6a89d390f63a7744c1bf1309594d5ae/Chessnut-0.2.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2
2025-09-07T23:05:04,791   Found link https://files.pythonhosted.org/packages/17/19/63e4c4aa710dc32495fa7f6f19026f622bb22e28dfd2b746c609a9c9c68f/Chessnut-0.2.1.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.1
2025-09-07T23:05:04,792   Found link https://files.pythonhosted.org/packages/3d/cf/7f92376d8fcba5f40f7aedf43e27275509e4dde2a5fe95bc20163a748d07/Chessnut-0.2.2.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.2
2025-09-07T23:05:04,792   Found link https://files.pythonhosted.org/packages/5f/d4/ef53bf0339b50603e484398a6a7e29b31b78cbcd624616ae334b6112734a/Chessnut-0.2.3.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.3
2025-09-07T23:05:04,793   Found link https://files.pythonhosted.org/packages/ad/db/0ec3a0a2c49a2ddfcc84fab5f8e5d9179c63e2f627d6abc82ceae736b8cb/Chessnut-0.2.4.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.4
2025-09-07T23:05:04,793   Found link https://files.pythonhosted.org/packages/a2/fa/93f9e1adae48c4cc0b450bc71c3877d5b5f7a1ba190242f6c034a663c4ff/Chessnut-0.2.5.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.5
2025-09-07T23:05:04,794   Found link https://files.pythonhosted.org/packages/fb/87/f10ccf732409eaf29efe4361bdfd09205197e59b2925b8c0adaa543dd45f/Chessnut-0.2.6.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.6
2025-09-07T23:05:04,794   Found link https://files.pythonhosted.org/packages/96/31/7ac7b892fbc00f772923c24c19d1217c76dffab4aabe9092f1b2d38c7cbc/Chessnut-0.2.7.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.7
2025-09-07T23:05:04,795   Found link https://files.pythonhosted.org/packages/5b/58/7b18d9f3a49e73be2a4307645e7d57c466e808b1b777ed534e76aba6c699/Chessnut-0.2.8.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.8
2025-09-07T23:05:04,795   Found link https://files.pythonhosted.org/packages/2e/55/57e422ed270ddf8f4bf40c8d686566f7e632abc8c3df9ddccdb9c3cff2b1/Chessnut-0.2.9.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.9
2025-09-07T23:05:04,795   Found link https://files.pythonhosted.org/packages/5d/a7/424897a1020d1da0dde0998d5f1791e370d4111e6ea095890c053c2b8179/Chessnut-0.2.10.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.10
2025-09-07T23:05:04,795   Found link https://files.pythonhosted.org/packages/76/86/18bceae7a6033964469a213e2670afe5e46d1fa2eac85a74294c6e4f2076/Chessnut-0.2.11.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.11
2025-09-07T23:05:04,796   Found link https://files.pythonhosted.org/packages/36/cb/923e4cdc098854b7066b971142e51b6123f1fa8d2bd38953f9665a799f7d/Chessnut-0.2.12.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.12
2025-09-07T23:05:04,796   Found link https://files.pythonhosted.org/packages/f3/1c/eebd6a9ac22f7c5136f98b7075768feba033dbbad2a269416f3cde8992ad/Chessnut-0.2.13.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.13
2025-09-07T23:05:04,796   Found link https://files.pythonhosted.org/packages/f8/50/bd547935bd98a8b511dbabcdbe66b29d0425bf4a79b3a82166eb2825c567/Chessnut-0.2.14.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.2.14
2025-09-07T23:05:04,797   Found link https://files.pythonhosted.org/packages/9d/9d/176ec4d73bb10dd229d1b3624af289d0e5206cf42120ebbe2adac81a9c81/Chessnut-0.3.0.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.3.0
2025-09-07T23:05:04,797   Found link https://files.pythonhosted.org/packages/1f/a6/ccc94c54f13f326729f5e70dbd816fbc152b006259d793a5e485d3d7e1f7/Chessnut-0.3.1.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.3.1
2025-09-07T23:05:04,797   Skipping link: No binaries permitted for chessnut: https://files.pythonhosted.org/packages/43/84/c8078b302aba6225614a4893824b661fdaeb76514870fac2cf0767da0391/Chessnut-0.4.1-py3-none-any.whl (from https://pypi.org/simple/chessnut/)
2025-09-07T23:05:04,797   Found link https://files.pythonhosted.org/packages/e5/54/ff05eb5403373d28754d2f8175cfc88f669a6364f7fed67385ba1dcc9d62/chessnut-0.4.1.tar.gz (from https://pypi.org/simple/chessnut/), version: 0.4.1
2025-09-07T23:05:04,798 Fetching project page and analyzing links: https://www.piwheels.org/simple/chessnut/
2025-09-07T23:05:04,798 Getting page https://www.piwheels.org/simple/chessnut/
2025-09-07T23:05:04,799 Found index url https://www.piwheels.org/simple/
2025-09-07T23:05:04,892 Fetched page https://www.piwheels.org/simple/chessnut/ as text/html
2025-09-07T23:05:04,895   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.4.1-py3-none-any.whl#sha256=8c2e7110fee0d854f55226bced763c14aaac94ad237fb278ae015b935fa8d07d (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,895   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.3.1-py3-none-any.whl#sha256=c5d5effeb8ef2c5cf16e5186d61af8b0f3c3132e97de199121fb923bfc74689c (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,895   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.3.0-py3-none-any.whl#sha256=e50bbe1cf0e5f437eb1e36b63d9ee099f533d5b8746d3a46a723510d758740a5 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.14-py3-none-any.whl#sha256=a96b9173c8fd8e4c41f2deb19bf37845c98a74819851337399584c85c6a5bffd (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.13-py3-none-any.whl#sha256=990eb6fd869c5e9be01fb7fc0045fb565fedb13952ac30404c9dbc5c56fd245a (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.12-py3-none-any.whl#sha256=342cb1a72c7c43c5d52f49160793f1067402bf0ec1643333dc7c29ec6f3f90ba (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.11-py3-none-any.whl#sha256=19d3cda1b54c6475af346bdeb1a15245faff47dbcaf044b07f9dc46d0fb9b941 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.10-py3-none-any.whl#sha256=25c9ecb7650da221bebdd6316442deb2a2678fb2dff6072b519af227310d7183 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.9-py3-none-any.whl#sha256=e63cc36a8fc2a183cd52a54aed1819f592f279144e115fd4ec8d96feb14c7774 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,896   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.6-py3-none-any.whl#sha256=848a0ca7a786cad2c4b17840372f9d9d0df507603b40645e301283e347165e1c (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.5-py3-none-any.whl#sha256=556e3eca9ccdf748831439d5e724601d853b2e1b67c1b80b976a09faf96b9da7 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.4-py3-none-any.whl#sha256=07db6ce83be479c5d18a291b233b65cd07f27faf64c2ccfc89f4d13fa692b8b8 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.3-py3-none-any.whl#sha256=7fe4549b39ec7ddfee7c308697ee82282f723c3919535a701dfceea0d91d3abc (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.2-py3-none-any.whl#sha256=baca9f0c383373503d818d1e1627f15f617924ee2d5d27f8c5eb3a0436059ccc (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2.1-py3-none-any.whl#sha256=1c7e4a74d5f8cdb46f67cb7fadb9c102a74323a29b24f9a493651dde722a63ef (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897   Skipping link: No binaries permitted for chessnut: https://archive1.piwheels.org/simple/chessnut/Chessnut-0.2-py3-none-any.whl#sha256=8de3924fc89e114f5511b9667a3756ae730495fa9441909f36de85d099216102 (from https://www.piwheels.org/simple/chessnut/)
2025-09-07T23:05:04,897 Skipping link: not a file: https://www.piwheels.org/simple/chessnut/
2025-09-07T23:05:04,897 Skipping link: not a file: https://pypi.org/simple/chessnut/
2025-09-07T23:05:04,923 Given no hashes to check 1 links for project 'chessnut': discarding no candidates
2025-09-07T23:05:04,924 Collecting chessnut==0.2.7
2025-09-07T23:05:04,926   Created temporary directory: /tmp/pip-unpack-os6uye3j
2025-09-07T23:05:05,080   Downloading Chessnut-0.2.7.tar.gz (10 kB)
2025-09-07T23:05:05,107   Added chessnut==0.2.7 from https://files.pythonhosted.org/packages/96/31/7ac7b892fbc00f772923c24c19d1217c76dffab4aabe9092f1b2d38c7cbc/Chessnut-0.2.7.tar.gz to build tracker '/tmp/pip-build-tracker-2z86_0o5'
2025-09-07T23:05:05,108   Running setup.py (path:/tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/setup.py) egg_info for package chessnut
2025-09-07T23:05:05,109   Created temporary directory: /tmp/pip-pip-egg-info-h0ofyfpu
2025-09-07T23:05:05,109   Preparing metadata (setup.py): started
2025-09-07T23:05:05,110   Running command python setup.py egg_info
2025-09-07T23:05:05,630   /tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/setup.py:3: UserWarning: pkg_resources is deprecated as an API. See https://setuptools.pypa.io/en/latest/pkg_resources.html. The pkg_resources package is slated for removal as early as 2025-11-30. Refrain from using this package or pin to Setuptools<81.
2025-09-07T23:05:05,630     from pkg_resources import resource_string
2025-09-07T23:05:05,950   Traceback (most recent call last):
2025-09-07T23:05:05,954     File "<string>", line 2, in <module>
2025-09-07T23:05:05,954       exec(compile('''
2025-09-07T23:05:05,954       ~~~~^^^^^^^^^^^^
2025-09-07T23:05:05,954       # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-07T23:05:05,954       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,954       ...<32 lines>...
2025-09-07T23:05:05,955       exec(compile(setup_py_code, filename, "exec"))
2025-09-07T23:05:05,955       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,955       ''' % ('/tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/setup.py',), "<pip-setuptools-caller>", "exec"))
2025-09-07T23:05:05,955       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,955     File "<pip-setuptools-caller>", line 35, in <module>
2025-09-07T23:05:05,955     File "/tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/setup.py", line 15, in <module>
2025-09-07T23:05:05,955       long_description=resource_string(__name__, "README.md"),
2025-09-07T23:05:05,956                        ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,956     File "/usr/local/lib/python3.13/dist-packages/pkg_resources/__init__.py", line 1395, in resource_string
2025-09-07T23:05:05,956       return get_provider(package_or_requirement).get_resource_string(
2025-09-07T23:05:05,956              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-07T23:05:05,956           self, resource_name
2025-09-07T23:05:05,956           ^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,956       )
2025-09-07T23:05:05,957       ^
2025-09-07T23:05:05,957     File "/usr/local/lib/python3.13/dist-packages/pkg_resources/__init__.py", line 1677, in get_resource_string
2025-09-07T23:05:05,957       return self._get(self._fn(self.module_path, resource_name))
2025-09-07T23:05:05,957              ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:05,957     File "/usr/local/lib/python3.13/dist-packages/pkg_resources/__init__.py", line 1855, in _get
2025-09-07T23:05:05,957       raise NotImplementedError(
2025-09-07T23:05:05,957           "Can't perform this operation for loaders without 'get_data()'"
2025-09-07T23:05:05,957       )
2025-09-07T23:05:05,958   NotImplementedError: Can't perform this operation for loaders without 'get_data()'
2025-09-07T23:05:06,049   ERROR: python setup.py egg_info exited with 1
2025-09-07T23:05:06,061   [bold magenta]full command[/]: [blue]/usr/bin/python3 -c '
2025-09-07T23:05:06,061   exec(compile('"'"''"'"''"'"'
2025-09-07T23:05:06,061   # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-07T23:05:06,061   #
2025-09-07T23:05:06,061   # - It imports setuptools before invoking setup.py, to enable projects that directly
2025-09-07T23:05:06,061   #   import from `distutils.core` to work with newer packaging standards.
2025-09-07T23:05:06,061   # - It provides a clear error message when setuptools is not installed.
2025-09-07T23:05:06,061   # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so
2025-09-07T23:05:06,061   #   setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning:
2025-09-07T23:05:06,061   #     manifest_maker: standard file '"'"'-c'"'"' not found".
2025-09-07T23:05:06,061   # - It generates a shim setup.py, for handling setup.cfg-only projects.
2025-09-07T23:05:06,061   import os, sys, tokenize, traceback
2025-09-07T23:05:06,061   
2025-09-07T23:05:06,061   try:
2025-09-07T23:05:06,061       import setuptools
2025-09-07T23:05:06,061   except ImportError:
2025-09-07T23:05:06,061       print(
2025-09-07T23:05:06,061           "ERROR: Can not execute `setup.py` since setuptools failed to import in "
2025-09-07T23:05:06,061           "the build environment with exception:",
2025-09-07T23:05:06,061           file=sys.stderr,
2025-09-07T23:05:06,061       )
2025-09-07T23:05:06,061       traceback.print_exc()
2025-09-07T23:05:06,061       sys.exit(1)
2025-09-07T23:05:06,061   
2025-09-07T23:05:06,061   __file__ = %r
2025-09-07T23:05:06,061   sys.argv[0] = __file__
2025-09-07T23:05:06,061   
2025-09-07T23:05:06,061   if os.path.exists(__file__):
2025-09-07T23:05:06,061       filename = __file__
2025-09-07T23:05:06,061       with tokenize.open(__file__) as f:
2025-09-07T23:05:06,061           setup_py_code = f.read()
2025-09-07T23:05:06,061   else:
2025-09-07T23:05:06,061       filename = "<auto-generated setuptools caller>"
2025-09-07T23:05:06,061       setup_py_code = "from setuptools import setup; setup()"
2025-09-07T23:05:06,061   
2025-09-07T23:05:06,061   exec(compile(setup_py_code, filename, "exec"))
2025-09-07T23:05:06,061   '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/setup.py'"'"',), "<pip-setuptools-caller>", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-h0ofyfpu[/]
2025-09-07T23:05:06,062   [bold magenta]cwd[/]: /tmp/pip-wheel-_5bo9_mo/chessnut_eeeb4f6010764c0f9600e490058bb963/
2025-09-07T23:05:06,062   Preparing metadata (setup.py): finished with status 'error'
2025-09-07T23:05:06,063 ERROR: metadata generation failed
2025-09-07T23:05:06,068 Exception information:
2025-09-07T23:05:06,068 Traceback (most recent call last):
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata
2025-09-07T23:05:06,068     call_subprocess(
2025-09-07T23:05:06,068     ~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         args,
2025-09-07T23:05:06,068         ^^^^^
2025-09-07T23:05:06,068     ...<2 lines>...
2025-09-07T23:05:06,068         spinner=spinner,
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess
2025-09-07T23:05:06,068     raise error
2025-09-07T23:05:06,068 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1
2025-09-07T23:05:06,068 
2025-09-07T23:05:06,068 The above exception was the direct cause of the following exception:
2025-09-07T23:05:06,068 
2025-09-07T23:05:06,068 Traceback (most recent call last):
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
2025-09-07T23:05:06,068     status = _inner_run()
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
2025-09-07T23:05:06,068     return self.run(options, args)
2025-09-07T23:05:06,068            ~~~~~~~~^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper
2025-09-07T23:05:06,068     return func(self, options, args)
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run
2025-09-07T23:05:06,068     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve
2025-09-07T23:05:06,068     result = self._result = resolver.resolve(
2025-09-07T23:05:06,068                             ~~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         collected.requirements, max_rounds=limit_how_complex_resolution_can_be
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve
2025-09-07T23:05:06,068     state = resolution.resolve(requirements, max_rounds=max_rounds)
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve
2025-09-07T23:05:06,068     self._add_to_criteria(self.state.criteria, r, parent=None)
2025-09-07T23:05:06,068     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria
2025-09-07T23:05:06,068     if not criterion.candidates:
2025-09-07T23:05:06,068            ^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__
2025-09-07T23:05:06,068     return bool(self._sequence)
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__
2025-09-07T23:05:06,068     self._bool = any(self)
2025-09-07T23:05:06,068                  ~~~^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in <genexpr>
2025-09-07T23:05:06,068     return (c for c in iterator if id(c) not in self._incompatible_ids)
2025-09-07T23:05:06,068                        ^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built
2025-09-07T23:05:06,068     candidate = func()
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link
2025-09-07T23:05:06,068     base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
2025-09-07T23:05:06,068                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         link, template, name, version
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link
2025-09-07T23:05:06,068     self._link_candidate_cache[link] = LinkCandidate(
2025-09-07T23:05:06,068                                        ~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         link,
2025-09-07T23:05:06,068         ^^^^^
2025-09-07T23:05:06,068     ...<3 lines>...
2025-09-07T23:05:06,068         version=version,
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2025-09-07T23:05:06,068     super().__init__(
2025-09-07T23:05:06,068     ~~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         link=link,
2025-09-07T23:05:06,068         ^^^^^^^^^^
2025-09-07T23:05:06,068     ...<4 lines>...
2025-09-07T23:05:06,068         version=version,
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__
2025-09-07T23:05:06,068     self.dist = self._prepare()
2025-09-07T23:05:06,068                 ~~~~~~~~~~~~~^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare
2025-09-07T23:05:06,068     dist = self._prepare_distribution()
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2025-09-07T23:05:06,068     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2025-09-07T23:05:06,068            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement
2025-09-07T23:05:06,068     return self._prepare_linked_requirement(req, parallel_builds)
2025-09-07T23:05:06,068            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement
2025-09-07T23:05:06,068     dist = _get_prepared_distribution(
2025-09-07T23:05:06,068         req,
2025-09-07T23:05:06,068     ...<3 lines>...
2025-09-07T23:05:06,068         self.check_build_deps,
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution
2025-09-07T23:05:06,068     abstract_dist.prepare_distribution_metadata(
2025-09-07T23:05:06,068     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         finder, build_isolation, check_build_deps
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata
2025-09-07T23:05:06,068     self.req.prepare_metadata()
2025-09-07T23:05:06,068     ~~~~~~~~~~~~~~~~~~~~~~~~~^^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata
2025-09-07T23:05:06,068     self.metadata_directory = generate_metadata_legacy(
2025-09-07T23:05:06,068                               ~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-07T23:05:06,068         build_env=self.build_env,
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     ...<3 lines>...
2025-09-07T23:05:06,068         details=details,
2025-09-07T23:05:06,068         ^^^^^^^^^^^^^^^^
2025-09-07T23:05:06,068     )
2025-09-07T23:05:06,068     ^
2025-09-07T23:05:06,068   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata
2025-09-07T23:05:06,068     raise MetadataGenerationFailed(package_details=details) from error
2025-09-07T23:05:06,068 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2025-09-07T23:05:06,088 Removed chessnut==0.2.7 from https://files.pythonhosted.org/packages/96/31/7ac7b892fbc00f772923c24c19d1217c76dffab4aabe9092f1b2d38c7cbc/Chessnut-0.2.7.tar.gz from build tracker '/tmp/pip-build-tracker-2z86_0o5'
2025-09-07T23:05:06,089 Removed build tracker: '/tmp/pip-build-tracker-2z86_0o5'