2025-09-08T07:57:01,131 Created temporary directory: /tmp/pip-build-tracker-1myzh2kp
2025-09-08T07:57:01,132 Initialized build tracking at /tmp/pip-build-tracker-1myzh2kp
2025-09-08T07:57:01,132 Created build tracker: /tmp/pip-build-tracker-1myzh2kp
2025-09-08T07:57:01,132 Entered build tracker: /tmp/pip-build-tracker-1myzh2kp
2025-09-08T07:57:01,132 Created temporary directory: /tmp/pip-wheel-b8ry5juf
2025-09-08T07:57:01,135 Created temporary directory: /tmp/pip-ephem-wheel-cache-zuk2dhpe
2025-09-08T07:57:01,195 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-09-08T07:57:01,197 2 location(s) to search for versions of demosys-py:
2025-09-08T07:57:01,197 * https://pypi.org/simple/demosys-py/
2025-09-08T07:57:01,197 * https://www.piwheels.org/simple/demosys-py/
2025-09-08T07:57:01,197 Fetching project page and analyzing links: https://pypi.org/simple/demosys-py/
2025-09-08T07:57:01,198 Getting page https://pypi.org/simple/demosys-py/
2025-09-08T07:57:01,199 Found index url https://pypi.org/simple/
2025-09-08T07:57:01,425 Fetched page https://pypi.org/simple/demosys-py/ as application/vnd.pypi.simple.v1+json
2025-09-08T07:57:01,438   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/bc/c5/0e7ac451b247088f48d4281212756c59a8ff31adaac529451be1f2874a04/demosys_py-0.1.0-py2.py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,438   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/3c/97/ef975bc4e906ca5e9df2a6b6ccb95823f95f27961169179a945066a47118/demosys_py-0.1.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,438   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/3e/3a/d2ef153c5e747d2df3d9c121f87d0c6240ac0c89feccc06c68fb17619c11/demosys_py-0.1.1-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,439   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/bb/96/476f85c68856e40b06627e667b4edd866b9802862b4dcc3011d6ae6b9e09/demosys_py-0.1.2-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,439   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/43/c9/c3c9480fdfc1445e858ccb5676ce7ce6bdd102b9bf361eb4ecfb6e8588bf/demosys_py-0.1.3-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,439   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/2b/87/defb99408aa8430d1c7afc7c2b6283128b70efe339df6a26199bd54b68ce/demosys_py-0.1.4-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,440   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/aa/d4/e3534c4879d84bff220ff134dabb770c80097275a948a23441e58396089a/demosys_py-0.1.5-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,440   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/25/7a/527973d2a5856e1cabb999fbb5d847e714f404a17151a73de3b1dfc8caaa/demosys_py-0.2.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,440   Found link https://files.pythonhosted.org/packages/1a/f6/14fa91f6355bfc1d73aad291c1f4e1b94f2eaf0247629b37dd6c57f2bc6c/demosys-py-0.2.1.tar.gz (from https://pypi.org/simple/demosys-py/), version: 0.2.1
2025-09-08T07:57:01,441   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/a8/97/c0ebba29c953c5bcc44d77e7c8dbc752dca3064062753f3ea2e0ec5ca739/demosys_py-0.2.2-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,441   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/ba/bb/b137c64e5fcebbc816e38783052eab46b1d9c8884d039bba3ded4fba1f9f/demosys_py-0.2.3-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,441   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/be/6f/c34e7367a7f3748856c9d318f756531b98391d686b89384f0f74de47c44f/demosys_py-0.3.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,441   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/7f/b5/eae39edc84dadfb0b583745f60097c94624d49bdb4b0c517aeafc10d033f/demosys_py-0.3.2-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,441   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/14/db/7cc2e882d05497e2a8917d6e8fc547ea6a9a6915e93531faf99f4d320963/demosys_py-0.3.3-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/b3/48/f52e330d0c51a5d250137e7390986b3b80ebd0199db4a148d86547a4d9a3/demosys_py-0.3.4-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/d1/f3/370ce47c3f2d4f0d52d33a3a28a59ddd00d6298e26a7877e09a6c65c2990/demosys_py-0.3.5-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/4c/6b/a8bb95559c43ba0878d89e1f18b85eea4ea0cee3127348e40b7ec6e6bd6e/demosys_py-0.3.6-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/a5/08/61372db86107dce52d684ec41d92edf33bc1fb1073af1b20ba7fe298f470/demosys_py-0.3.7-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/17/2b/7d4a6210d381d3e0386233c3f5bdabebf2a016a0a63814b201b788430aca/demosys_py-0.3.8-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/fa/ea/e82618a32a88f6bb2caa121c8133e01a43726a496a167f97c7850dce5140/demosys_py-0.3.9-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,442   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/f3/aa/ba87a4f623da1fae4953622ba05fa04673504120f1ee98e666138f96c2bb/demosys_py-0.3.10-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/95/1a/b3f1c9d13cc0eff2053ddefc01913b1084c6bc0b0b59088487358dc4bc21/demosys_py-0.3.11-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/56/e5/0b0b1b0451b2a385e594b92b3b8b23c6a73931e4b398853797bcb2438eba/demosys_py-0.3.12-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/db/e7/a1d86fc8812907c8b917dfc4e1294a1b288709f17f13a95884548aa4ea7c/demosys_py-0.3.13-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/7d/f5/ab874dc5ff4709da9c60bb47849fb95911aa86bab6b670b629901d6201a6/demosys_py-0.3.14-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/d9/9d/6c131cdf8ded7e0053f7a6e5420a8df2237e42285191296580f3dc64f494/demosys_py-0.3.15-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/c8/f9/b101eebf55532a3de1f9032e49dfbb6b2450be74d012d5211cc804a92469/demosys_py-0.3.16-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,443   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/9e/a3/5c8769ce98b13fcc1eefe1293a99e0fbd8d1879dcc3697abb9b870c110a5/demosys_py-0.4.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/e9/4a/33ec4f272324d33e1d79f332b4188e39e5ce0de87e0929613ccc7d8ae43d/demosys_py-1.0.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/93/85/2ab1a29c43173a7193a08bdd5ad4fe1cc56bfe8da541813fbc7bc256ee01/demosys_py-1.0.1-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/d1/5e/2f4d26ce3e9379234c9d5d9bf9d7d92c4b529379a924469c1f17b74fb50c/demosys_py-1.0.2-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/42/de/45a83f7540bc04d7b4f4a81160a5bdd07c5bb1e0d526647949241565e193/demosys_py-1.0.3-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/78/67/f6b3204429a5a799dde1636fdba65d3300c36be619fe4ad351af41987bca/demosys_py-1.0.4-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/0a/8c/1e0a8931f557b0d8ed65add3ace76978a34b41cb51382dac316107ff5fab/demosys_py-1.0.5-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,444   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/e0/07/c931c2a48610307616662d090a08688d95b9f30b583db56fa5c9a6def797/demosys_py-1.0.6-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/fa/74/5568d31048af2ef0022d0a89cc104d9e55d64d1374e823b9a3fddeaf98f8/demosys_py-1.0.7-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/18/87/f077ada26c8455e509208b01615296fe374ee8b57f0ba59c90012936fb7f/demosys_py-2.0.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/3d/79/4dff632ff7fab68357b0d18151096218aefd0767b10aa7285724cab73c73/demosys_py-2.0.1-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/73/37/b66c4df6c90fb2e4f12dd859c9b78cf9cdc443fced46c39fbde69f84db06/demosys_py-2.0.2-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/fb/8e/33b1b5ebba9ed71a74cb5009efa292549b766d51425ae7c178913c025c1d/demosys_py-2.0.3-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/79/e9/feada2db7346d4880f8ff93872820b677f43f0e19c29e282597d82097296/demosys_py-2.0.4-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,445   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/a2/c7/d12315c9a21cd03c19d6d34adb936f28610f1dd148d7469bf42e00b3a568/demosys_py-2.1.0-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,446   Skipping link: No binaries permitted for demosys-py: https://files.pythonhosted.org/packages/41/7b/b7be3f9a8065225e7fa4b0c6cc9ee3e3b7e55b9e4285c1d70e45ed094ac9/demosys_py-2.1.1-py3-none-any.whl (from https://pypi.org/simple/demosys-py/)
2025-09-08T07:57:01,446 Fetching project page and analyzing links: https://www.piwheels.org/simple/demosys-py/
2025-09-08T07:57:01,446 Getting page https://www.piwheels.org/simple/demosys-py/
2025-09-08T07:57:01,447 Found index url https://www.piwheels.org/simple/
2025-09-08T07:57:01,551 Fetched page https://www.piwheels.org/simple/demosys-py/ as text/html
2025-09-08T07:57:01,552 Skipping link: not a file: https://www.piwheels.org/simple/demosys-py/
2025-09-08T07:57:01,552 Skipping link: not a file: https://pypi.org/simple/demosys-py/
2025-09-08T07:57:01,574 Given no hashes to check 1 links for project 'demosys-py': discarding no candidates
2025-09-08T07:57:01,575 Collecting demosys-py==0.2.1
2025-09-08T07:57:01,576   Created temporary directory: /tmp/pip-unpack-7tw95444
2025-09-08T07:57:01,724   Downloading demosys-py-0.2.1.tar.gz (30 kB)
2025-09-08T07:57:01,781   Added demosys-py==0.2.1 from https://files.pythonhosted.org/packages/1a/f6/14fa91f6355bfc1d73aad291c1f4e1b94f2eaf0247629b37dd6c57f2bc6c/demosys-py-0.2.1.tar.gz to build tracker '/tmp/pip-build-tracker-1myzh2kp'
2025-09-08T07:57:01,782   Running setup.py (path:/tmp/pip-wheel-b8ry5juf/demosys-py_d674bfec6fc348ab9730980900bb802d/setup.py) egg_info for package demosys-py
2025-09-08T07:57:01,782   Created temporary directory: /tmp/pip-pip-egg-info-5x78itju
2025-09-08T07:57:01,782   Preparing metadata (setup.py): started
2025-09-08T07:57:01,783   Running command python setup.py egg_info
2025-09-08T07:57:02,299   Traceback (most recent call last):
2025-09-08T07:57:02,300     File "<string>", line 2, in <module>
2025-09-08T07:57:02,300       exec(compile('''
2025-09-08T07:57:02,300       ~~~~^^^^^^^^^^^^
2025-09-08T07:57:02,301       # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-08T07:57:02,301       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,301       ...<32 lines>...
2025-09-08T07:57:02,301       exec(compile(setup_py_code, filename, "exec"))
2025-09-08T07:57:02,301       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,301       ''' % ('/tmp/pip-wheel-b8ry5juf/demosys-py_d674bfec6fc348ab9730980900bb802d/setup.py',), "<pip-setuptools-caller>", "exec"))
2025-09-08T07:57:02,301       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,301     File "<pip-setuptools-caller>", line 35, in <module>
2025-09-08T07:57:02,302     File "/tmp/pip-wheel-b8ry5juf/demosys-py_d674bfec6fc348ab9730980900bb802d/setup.py", line 2, in <module>
2025-09-08T07:57:02,302       from pip.req import parse_requirements
2025-09-08T07:57:02,302   ModuleNotFoundError: No module named 'pip.req'
2025-09-08T07:57:02,387   ERROR: python setup.py egg_info exited with 1
2025-09-08T07:57:02,399   [bold magenta]full command[/]: [blue]/usr/bin/python3 -c '
2025-09-08T07:57:02,399   exec(compile('"'"''"'"''"'"'
2025-09-08T07:57:02,399   # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-08T07:57:02,399   #
2025-09-08T07:57:02,399   # - It imports setuptools before invoking setup.py, to enable projects that directly
2025-09-08T07:57:02,399   #   import from `distutils.core` to work with newer packaging standards.
2025-09-08T07:57:02,399   # - It provides a clear error message when setuptools is not installed.
2025-09-08T07:57:02,399   # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so
2025-09-08T07:57:02,399   #   setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning:
2025-09-08T07:57:02,399   #     manifest_maker: standard file '"'"'-c'"'"' not found".
2025-09-08T07:57:02,399   # - It generates a shim setup.py, for handling setup.cfg-only projects.
2025-09-08T07:57:02,399   import os, sys, tokenize, traceback
2025-09-08T07:57:02,399   
2025-09-08T07:57:02,399   try:
2025-09-08T07:57:02,399       import setuptools
2025-09-08T07:57:02,399   except ImportError:
2025-09-08T07:57:02,399       print(
2025-09-08T07:57:02,399           "ERROR: Can not execute `setup.py` since setuptools failed to import in "
2025-09-08T07:57:02,399           "the build environment with exception:",
2025-09-08T07:57:02,399           file=sys.stderr,
2025-09-08T07:57:02,399       )
2025-09-08T07:57:02,399       traceback.print_exc()
2025-09-08T07:57:02,399       sys.exit(1)
2025-09-08T07:57:02,399   
2025-09-08T07:57:02,399   __file__ = %r
2025-09-08T07:57:02,399   sys.argv[0] = __file__
2025-09-08T07:57:02,399   
2025-09-08T07:57:02,399   if os.path.exists(__file__):
2025-09-08T07:57:02,399       filename = __file__
2025-09-08T07:57:02,399       with tokenize.open(__file__) as f:
2025-09-08T07:57:02,399           setup_py_code = f.read()
2025-09-08T07:57:02,399   else:
2025-09-08T07:57:02,399       filename = "<auto-generated setuptools caller>"
2025-09-08T07:57:02,399       setup_py_code = "from setuptools import setup; setup()"
2025-09-08T07:57:02,399   
2025-09-08T07:57:02,399   exec(compile(setup_py_code, filename, "exec"))
2025-09-08T07:57:02,399   '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-b8ry5juf/demosys-py_d674bfec6fc348ab9730980900bb802d/setup.py'"'"',), "<pip-setuptools-caller>", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-5x78itju[/]
2025-09-08T07:57:02,399   [bold magenta]cwd[/]: /tmp/pip-wheel-b8ry5juf/demosys-py_d674bfec6fc348ab9730980900bb802d/
2025-09-08T07:57:02,400   Preparing metadata (setup.py): finished with status 'error'
2025-09-08T07:57:02,401 ERROR: metadata generation failed
2025-09-08T07:57:02,407 Exception information:
2025-09-08T07:57:02,407 Traceback (most recent call last):
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata
2025-09-08T07:57:02,407     call_subprocess(
2025-09-08T07:57:02,407     ~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         args,
2025-09-08T07:57:02,407         ^^^^^
2025-09-08T07:57:02,407     ...<2 lines>...
2025-09-08T07:57:02,407         spinner=spinner,
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess
2025-09-08T07:57:02,407     raise error
2025-09-08T07:57:02,407 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1
2025-09-08T07:57:02,407 
2025-09-08T07:57:02,407 The above exception was the direct cause of the following exception:
2025-09-08T07:57:02,407 
2025-09-08T07:57:02,407 Traceback (most recent call last):
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
2025-09-08T07:57:02,407     status = _inner_run()
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
2025-09-08T07:57:02,407     return self.run(options, args)
2025-09-08T07:57:02,407            ~~~~~~~~^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper
2025-09-08T07:57:02,407     return func(self, options, args)
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run
2025-09-08T07:57:02,407     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve
2025-09-08T07:57:02,407     result = self._result = resolver.resolve(
2025-09-08T07:57:02,407                             ~~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         collected.requirements, max_rounds=limit_how_complex_resolution_can_be
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve
2025-09-08T07:57:02,407     state = resolution.resolve(requirements, max_rounds=max_rounds)
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve
2025-09-08T07:57:02,407     self._add_to_criteria(self.state.criteria, r, parent=None)
2025-09-08T07:57:02,407     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria
2025-09-08T07:57:02,407     if not criterion.candidates:
2025-09-08T07:57:02,407            ^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__
2025-09-08T07:57:02,407     return bool(self._sequence)
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__
2025-09-08T07:57:02,407     self._bool = any(self)
2025-09-08T07:57:02,407                  ~~~^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in <genexpr>
2025-09-08T07:57:02,407     return (c for c in iterator if id(c) not in self._incompatible_ids)
2025-09-08T07:57:02,407                        ^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built
2025-09-08T07:57:02,407     candidate = func()
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link
2025-09-08T07:57:02,407     base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
2025-09-08T07:57:02,407                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         link, template, name, version
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link
2025-09-08T07:57:02,407     self._link_candidate_cache[link] = LinkCandidate(
2025-09-08T07:57:02,407                                        ~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         link,
2025-09-08T07:57:02,407         ^^^^^
2025-09-08T07:57:02,407     ...<3 lines>...
2025-09-08T07:57:02,407         version=version,
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2025-09-08T07:57:02,407     super().__init__(
2025-09-08T07:57:02,407     ~~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         link=link,
2025-09-08T07:57:02,407         ^^^^^^^^^^
2025-09-08T07:57:02,407     ...<4 lines>...
2025-09-08T07:57:02,407         version=version,
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__
2025-09-08T07:57:02,407     self.dist = self._prepare()
2025-09-08T07:57:02,407                 ~~~~~~~~~~~~~^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare
2025-09-08T07:57:02,407     dist = self._prepare_distribution()
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2025-09-08T07:57:02,407     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2025-09-08T07:57:02,407            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement
2025-09-08T07:57:02,407     return self._prepare_linked_requirement(req, parallel_builds)
2025-09-08T07:57:02,407            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement
2025-09-08T07:57:02,407     dist = _get_prepared_distribution(
2025-09-08T07:57:02,407         req,
2025-09-08T07:57:02,407     ...<3 lines>...
2025-09-08T07:57:02,407         self.check_build_deps,
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution
2025-09-08T07:57:02,407     abstract_dist.prepare_distribution_metadata(
2025-09-08T07:57:02,407     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         finder, build_isolation, check_build_deps
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata
2025-09-08T07:57:02,407     self.req.prepare_metadata()
2025-09-08T07:57:02,407     ~~~~~~~~~~~~~~~~~~~~~~~~~^^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata
2025-09-08T07:57:02,407     self.metadata_directory = generate_metadata_legacy(
2025-09-08T07:57:02,407                               ~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T07:57:02,407         build_env=self.build_env,
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     ...<3 lines>...
2025-09-08T07:57:02,407         details=details,
2025-09-08T07:57:02,407         ^^^^^^^^^^^^^^^^
2025-09-08T07:57:02,407     )
2025-09-08T07:57:02,407     ^
2025-09-08T07:57:02,407   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata
2025-09-08T07:57:02,407     raise MetadataGenerationFailed(package_details=details) from error
2025-09-08T07:57:02,407 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2025-09-08T07:57:02,431 Removed demosys-py==0.2.1 from https://files.pythonhosted.org/packages/1a/f6/14fa91f6355bfc1d73aad291c1f4e1b94f2eaf0247629b37dd6c57f2bc6c/demosys-py-0.2.1.tar.gz from build tracker '/tmp/pip-build-tracker-1myzh2kp'
2025-09-08T07:57:02,431 Removed build tracker: '/tmp/pip-build-tracker-1myzh2kp'