2025-09-08T12:31:55,683 Created temporary directory: /tmp/pip-build-tracker-3aqdbx32
2025-09-08T12:31:55,683 Initialized build tracking at /tmp/pip-build-tracker-3aqdbx32
2025-09-08T12:31:55,683 Created build tracker: /tmp/pip-build-tracker-3aqdbx32
2025-09-08T12:31:55,684 Entered build tracker: /tmp/pip-build-tracker-3aqdbx32
2025-09-08T12:31:55,684 Created temporary directory: /tmp/pip-wheel-3r6ori_5
2025-09-08T12:31:55,687 Created temporary directory: /tmp/pip-ephem-wheel-cache-dbdxid6h
2025-09-08T12:31:55,745 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2025-09-08T12:31:55,747 2 location(s) to search for versions of staintools:
2025-09-08T12:31:55,747 * https://pypi.org/simple/staintools/
2025-09-08T12:31:55,747 * https://www.piwheels.org/simple/staintools/
2025-09-08T12:31:55,747 Fetching project page and analyzing links: https://pypi.org/simple/staintools/
2025-09-08T12:31:55,748 Getting page https://pypi.org/simple/staintools/
2025-09-08T12:31:55,749 Found index url https://pypi.org/simple/
2025-09-08T12:31:55,897 Fetched page https://pypi.org/simple/staintools/ as application/vnd.pypi.simple.v1+json
2025-09-08T12:31:55,904   Found link https://files.pythonhosted.org/packages/ee/9f/4d244864e82735f33a2fea5f8a78f50f1cf645df25a8517886e9959c71f4/staintools-0.0.4.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.4
2025-09-08T12:31:55,904   Found link https://files.pythonhosted.org/packages/1a/52/223d90f3d2ff09d35b8c47fd227f3b3512bf680cdb3539ea1aaca2f3551d/staintools-0.0.5.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.5
2025-09-08T12:31:55,905   Found link https://files.pythonhosted.org/packages/08/24/a02f1fcf2f4d16b3dba604a48f56c7f864758a95c82045c9042a11891250/staintools-0.0.6.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.6
2025-09-08T12:31:55,905   Found link https://files.pythonhosted.org/packages/c9/2c/2d698710018af11b08c216050e798e465858606868fbd860a84a42dd2135/staintools-0.0.7.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.7
2025-09-08T12:31:55,906   Found link https://files.pythonhosted.org/packages/00/67/bdb89651a0f869fd9e177c21417e9a3d84dd580db2fe448bd9d820906140/staintools-0.0.8.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.8
2025-09-08T12:31:55,906   Found link https://files.pythonhosted.org/packages/d4/b6/d99742ee34aaf8986ceacbc4f2d7a9136633f01cd18348297083cc11d15a/staintools-0.0.9.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.9
2025-09-08T12:31:55,907   Found link https://files.pythonhosted.org/packages/94/7b/2e52151fe69356ebbbf9670008774e88a29505f409bb4c3319b034fb01fa/staintools-0.0.10.tar.gz (from https://pypi.org/simple/staintools/), version: 0.0.10
2025-09-08T12:31:55,907   Found link https://files.pythonhosted.org/packages/3d/64/7856a7009d49ab4661abb2618c4deccf8f7330634585408c81db93f55fb2/staintools-0.1.0.tar.gz (from https://pypi.org/simple/staintools/), version: 0.1.0
2025-09-08T12:31:55,908   Found link https://files.pythonhosted.org/packages/85/07/89cf4d18a0a8539d311fff3d64d176a9b7df5494655591266dca4cf8fbf4/staintools-0.1.1.tar.gz (from https://pypi.org/simple/staintools/), version: 0.1.1
2025-09-08T12:31:55,908   Found link https://files.pythonhosted.org/packages/00/09/a86b17c3f63585ac17bae642a11fd1e7053b70e8379c9171ce7143900345/staintools-0.9.9.tar.gz (from https://pypi.org/simple/staintools/), version: 0.9.9
2025-09-08T12:31:55,909   Found link https://files.pythonhosted.org/packages/e0/a6/1c025793ba98344e6cd7bf6bd7c65d905078551458920d83c44fc3f17f6f/staintools-1.0.0.tar.gz (from https://pypi.org/simple/staintools/), version: 1.0.0
2025-09-08T12:31:55,909   Found link https://files.pythonhosted.org/packages/5f/88/a900df0192cbdfb0d105119d15932f4ff7c30717b9fd5ba1ed01c6251ec5/staintools-1.1.5.tar.gz (from https://pypi.org/simple/staintools/), version: 1.1.5
2025-09-08T12:31:55,910   Found link https://files.pythonhosted.org/packages/3d/b2/9dbb50755c9e9633453672b79a213ed5cfd89fee863cfe23ec52cc8cdd7a/staintools-1.1.6.tar.gz (from https://pypi.org/simple/staintools/), version: 1.1.6
2025-09-08T12:31:55,910   Found link https://files.pythonhosted.org/packages/1d/a3/730a5834d3cfdff7530a7850121b56331ffb718134bdd79eb4eab80df582/staintools-1.1.7.tar.gz (from https://pypi.org/simple/staintools/), version: 1.1.7
2025-09-08T12:31:55,911   Found link https://files.pythonhosted.org/packages/0e/59/dd5fc188ae21b2b02f26de0be972a8a3cfcbf3407c7cba6516705675c021/staintools-1.2.0.tar.gz (from https://pypi.org/simple/staintools/), version: 1.2.0
2025-09-08T12:31:55,911   Found link https://files.pythonhosted.org/packages/a6/62/e485db5287adfc0f5de0ae850b136b5070b598ac8afdecc86f22fc8bb843/staintools-1.2.3.tar.gz (from https://pypi.org/simple/staintools/), version: 1.2.3
2025-09-08T12:31:55,912   Found link https://files.pythonhosted.org/packages/84/b1/97f90faf17785556322222e8f9e842bc8cab8ee0acc7c60d45107aacb403/staintools-1.2.4.tar.gz (from https://pypi.org/simple/staintools/), version: 1.2.4
2025-09-08T12:31:55,912   Found link https://files.pythonhosted.org/packages/26/22/9e373fe94f2f54897d555b357f6145ec883e83603f45a9fad2fe9115b647/staintools-1.2.5.tar.gz (from https://pypi.org/simple/staintools/), version: 1.2.5
2025-09-08T12:31:55,912   Found link https://files.pythonhosted.org/packages/d7/85/8eef4260abdb5002789995da609c07660d5ed66d9025de0f25e9b64bb44b/staintools-2.0.0.tar.gz (from https://pypi.org/simple/staintools/), version: 2.0.0
2025-09-08T12:31:55,913   Found link https://files.pythonhosted.org/packages/b3/db/3c1570631c5a7cc9f1c429df5b66d74c1435c54ccdbaab2796df7d3ac4d5/staintools-2.0.1.tar.gz (from https://pypi.org/simple/staintools/), version: 2.0.1
2025-09-08T12:31:55,913   Found link https://files.pythonhosted.org/packages/bb/e6/b1514580e370b99403bbb9c14fc4bc0c8374db285953a1895f88ef12cfc5/staintools-2.1.0.tar.gz (from https://pypi.org/simple/staintools/), version: 2.1.0
2025-09-08T12:31:55,914   Found link https://files.pythonhosted.org/packages/02/09/e6facc38145dc02d521c5233165d65768369b9326a9dde7f032a353f8475/staintools-2.1.1.tar.gz (from https://pypi.org/simple/staintools/), version: 2.1.1
2025-09-08T12:31:55,914   Found link https://files.pythonhosted.org/packages/65/14/b460cffdc955a2085355c7410d9743ea9149827685256fd693f44880e473/staintools-2.1.2.tar.gz (from https://pypi.org/simple/staintools/), version: 2.1.2
2025-09-08T12:31:55,915 Fetching project page and analyzing links: https://www.piwheels.org/simple/staintools/
2025-09-08T12:31:55,915 Getting page https://www.piwheels.org/simple/staintools/
2025-09-08T12:31:55,917 Found index url https://www.piwheels.org/simple/
2025-09-08T12:31:56,017 Fetched page https://www.piwheels.org/simple/staintools/ as text/html
2025-09-08T12:31:56,021   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-2.1.2-py3-none-any.whl#sha256=e64d83b24fd51efaa18d3deba6f404e6e3fc424486411147ad6d917f7631667f (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,021   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-2.1.1-py3-none-any.whl#sha256=a6854116dae5b573b303e1a8e425bcd12fdb9c766143b92c7ee3cea163978552 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,021   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-2.1.0-py3-none-any.whl#sha256=7fc809caca5e6f4eb08bb8c6a968e3cbe64850d63ef264ca2e5503f0fc8d4526 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,021   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-2.0.1-py3-none-any.whl#sha256=9ce3016cc1fe1b23b7486d118f79f821720e93c57f58182e02732645814b540a (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,021   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-2.0.0-py3-none-any.whl#sha256=69d3ad5169580f45d4037b06185d4c9ecb03af5ed92152684af8c185cb7d9d6b (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.2.5-py3-none-any.whl#sha256=075611a7d659064f008bed45ab18fcbe378e45acf3e72125d32d6bfb9a3d832e (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.2.4-py3-none-any.whl#sha256=a2751ad3f2c1e158ac3cefb3b4c6ebf7b14f413192099bac15f80531ad78d219 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.2.3-py3-none-any.whl#sha256=72a79fed65c7aa6f91fd21d4b01ba32ea01c4d201c959b06ad5213b962c0b77e (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.2.0-py3-none-any.whl#sha256=05991941baffc2892647a6dce2fe8dc58afe13f1e35aeb4734ec1d32c8f93dc2 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.1.7-py3-none-any.whl#sha256=63838f64eae24644d4fdf5a9219e2f909873bb85b36fa1c9891cba11b33c59d7 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.1.6-py3-none-any.whl#sha256=35609c6f70b74a36b63cc5fdcd9fc8211a15133d13ea62f80596e2c8b471c4e9 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,022   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.1.5-py3-none-any.whl#sha256=34ef0d1bffc825eb8424c2edc9a565d34820fc3220b26cab3c30cb0a20f5c564 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-1.0.0-py3-none-any.whl#sha256=f91291f9af11f49fc8a444eba707afe49a116cabe08a174a5c601301e5fc9f34 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.9.9-py3-none-any.whl#sha256=a17a5f1e306f1d679d91e236bf0d77927113d2f60fef9990649440f973566dc5 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.1.1-py3-none-any.whl#sha256=ff76248dd19364ef14c9377ac879dbfd387be25333defe0dcf7a8dba1184d231 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.9-py3-none-any.whl#sha256=0a1124ed9920d3bd86d57b3706cc60d2c36e08c94ef9237d619392e2e0a3db39 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.8-py3-none-any.whl#sha256=72654dda358678db7db875ef0c1fc56b047f539e2d80c9f79cc8ca23996dbc84 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.7-py3-none-any.whl#sha256=d49c93e4a7fc961c4174e330ab07bd8e79fed76711bb5ec749a755ab00050dd1 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.6-py3-none-any.whl#sha256=67c1c33d6dd8030c05211913f2c9078e3c8c61adda58b3e14a73fcb5f24bc599 (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,023   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.5-py3-none-any.whl#sha256=6b9462566f1f55fc3c38fc44af392ba9789255ace1d0b7a82940edd4bde4109a (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,024   Skipping link: No binaries permitted for staintools: https://archive1.piwheels.org/simple/staintools/staintools-0.0.4-py3-none-any.whl#sha256=42c4b2a9782342290b34bf333e6da50c6444690706c6cf6e7c6a375b4afce0cf (from https://www.piwheels.org/simple/staintools/)
2025-09-08T12:31:56,024 Skipping link: not a file: https://www.piwheels.org/simple/staintools/
2025-09-08T12:31:56,024 Skipping link: not a file: https://pypi.org/simple/staintools/
2025-09-08T12:31:56,055 Given no hashes to check 1 links for project 'staintools': discarding no candidates
2025-09-08T12:31:56,056 Collecting staintools==0.0.10
2025-09-08T12:31:56,057   Created temporary directory: /tmp/pip-unpack-br2fddi4
2025-09-08T12:31:56,264   Downloading staintools-0.0.10.tar.gz (7.4 kB)
2025-09-08T12:31:56,295   Added staintools==0.0.10 from https://files.pythonhosted.org/packages/94/7b/2e52151fe69356ebbbf9670008774e88a29505f409bb4c3319b034fb01fa/staintools-0.0.10.tar.gz to build tracker '/tmp/pip-build-tracker-3aqdbx32'
2025-09-08T12:31:56,296   Running setup.py (path:/tmp/pip-wheel-3r6ori_5/staintools_d7fc40ba34ed441fac7610256f859ec3/setup.py) egg_info for package staintools
2025-09-08T12:31:56,296   Created temporary directory: /tmp/pip-pip-egg-info-i18903nc
2025-09-08T12:31:56,297   Preparing metadata (setup.py): started
2025-09-08T12:31:56,297   Running command python setup.py egg_info
2025-09-08T12:31:56,807   Traceback (most recent call last):
2025-09-08T12:31:56,809     File "<string>", line 2, in <module>
2025-09-08T12:31:56,809       exec(compile('''
2025-09-08T12:31:56,809       ~~~~^^^^^^^^^^^^
2025-09-08T12:31:56,809       # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-08T12:31:56,809       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,809       ...<32 lines>...
2025-09-08T12:31:56,809       exec(compile(setup_py_code, filename, "exec"))
2025-09-08T12:31:56,810       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,810       ''' % ('/tmp/pip-wheel-3r6ori_5/staintools_d7fc40ba34ed441fac7610256f859ec3/setup.py',), "<pip-setuptools-caller>", "exec"))
2025-09-08T12:31:56,810       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,810     File "<pip-setuptools-caller>", line 35, in <module>
2025-09-08T12:31:56,810     File "/tmp/pip-wheel-3r6ori_5/staintools_d7fc40ba34ed441fac7610256f859ec3/setup.py", line 6, in <module>
2025-09-08T12:31:56,810       with open('VERSION') as f:
2025-09-08T12:31:56,810            ~~~~^^^^^^^^^^^
2025-09-08T12:31:56,810   FileNotFoundError: [Errno 2] No such file or directory: 'VERSION'
2025-09-08T12:31:56,894   ERROR: python setup.py egg_info exited with 1
2025-09-08T12:31:56,906   [bold magenta]full command[/]: [blue]/usr/bin/python3 -c '
2025-09-08T12:31:56,906   exec(compile('"'"''"'"''"'"'
2025-09-08T12:31:56,906   # This is <pip-setuptools-caller> -- a caller that pip uses to run setup.py
2025-09-08T12:31:56,906   #
2025-09-08T12:31:56,906   # - It imports setuptools before invoking setup.py, to enable projects that directly
2025-09-08T12:31:56,906   #   import from `distutils.core` to work with newer packaging standards.
2025-09-08T12:31:56,906   # - It provides a clear error message when setuptools is not installed.
2025-09-08T12:31:56,906   # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so
2025-09-08T12:31:56,906   #   setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning:
2025-09-08T12:31:56,906   #     manifest_maker: standard file '"'"'-c'"'"' not found".
2025-09-08T12:31:56,906   # - It generates a shim setup.py, for handling setup.cfg-only projects.
2025-09-08T12:31:56,906   import os, sys, tokenize, traceback
2025-09-08T12:31:56,906   
2025-09-08T12:31:56,906   try:
2025-09-08T12:31:56,906       import setuptools
2025-09-08T12:31:56,906   except ImportError:
2025-09-08T12:31:56,906       print(
2025-09-08T12:31:56,906           "ERROR: Can not execute `setup.py` since setuptools failed to import in "
2025-09-08T12:31:56,906           "the build environment with exception:",
2025-09-08T12:31:56,906           file=sys.stderr,
2025-09-08T12:31:56,906       )
2025-09-08T12:31:56,906       traceback.print_exc()
2025-09-08T12:31:56,906       sys.exit(1)
2025-09-08T12:31:56,906   
2025-09-08T12:31:56,906   __file__ = %r
2025-09-08T12:31:56,906   sys.argv[0] = __file__
2025-09-08T12:31:56,906   
2025-09-08T12:31:56,906   if os.path.exists(__file__):
2025-09-08T12:31:56,906       filename = __file__
2025-09-08T12:31:56,906       with tokenize.open(__file__) as f:
2025-09-08T12:31:56,906           setup_py_code = f.read()
2025-09-08T12:31:56,906   else:
2025-09-08T12:31:56,906       filename = "<auto-generated setuptools caller>"
2025-09-08T12:31:56,906       setup_py_code = "from setuptools import setup; setup()"
2025-09-08T12:31:56,906   
2025-09-08T12:31:56,906   exec(compile(setup_py_code, filename, "exec"))
2025-09-08T12:31:56,906   '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-3r6ori_5/staintools_d7fc40ba34ed441fac7610256f859ec3/setup.py'"'"',), "<pip-setuptools-caller>", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-i18903nc[/]
2025-09-08T12:31:56,906   [bold magenta]cwd[/]: /tmp/pip-wheel-3r6ori_5/staintools_d7fc40ba34ed441fac7610256f859ec3/
2025-09-08T12:31:56,906   Preparing metadata (setup.py): finished with status 'error'
2025-09-08T12:31:56,907 ERROR: metadata generation failed
2025-09-08T12:31:56,912 Exception information:
2025-09-08T12:31:56,912 Traceback (most recent call last):
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata
2025-09-08T12:31:56,912     call_subprocess(
2025-09-08T12:31:56,912     ~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         args,
2025-09-08T12:31:56,912         ^^^^^
2025-09-08T12:31:56,912     ...<2 lines>...
2025-09-08T12:31:56,912         spinner=spinner,
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess
2025-09-08T12:31:56,912     raise error
2025-09-08T12:31:56,912 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1
2025-09-08T12:31:56,912 
2025-09-08T12:31:56,912 The above exception was the direct cause of the following exception:
2025-09-08T12:31:56,912 
2025-09-08T12:31:56,912 Traceback (most recent call last):
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper
2025-09-08T12:31:56,912     status = _inner_run()
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run
2025-09-08T12:31:56,912     return self.run(options, args)
2025-09-08T12:31:56,912            ~~~~~~~~^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper
2025-09-08T12:31:56,912     return func(self, options, args)
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run
2025-09-08T12:31:56,912     requirement_set = resolver.resolve(reqs, check_supported_wheels=True)
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve
2025-09-08T12:31:56,912     result = self._result = resolver.resolve(
2025-09-08T12:31:56,912                             ~~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         collected.requirements, max_rounds=limit_how_complex_resolution_can_be
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve
2025-09-08T12:31:56,912     state = resolution.resolve(requirements, max_rounds=max_rounds)
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve
2025-09-08T12:31:56,912     self._add_to_criteria(self.state.criteria, r, parent=None)
2025-09-08T12:31:56,912     ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria
2025-09-08T12:31:56,912     if not criterion.candidates:
2025-09-08T12:31:56,912            ^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__
2025-09-08T12:31:56,912     return bool(self._sequence)
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__
2025-09-08T12:31:56,912     self._bool = any(self)
2025-09-08T12:31:56,912                  ~~~^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in <genexpr>
2025-09-08T12:31:56,912     return (c for c in iterator if id(c) not in self._incompatible_ids)
2025-09-08T12:31:56,912                        ^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built
2025-09-08T12:31:56,912     candidate = func()
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link
2025-09-08T12:31:56,912     base: Optional[BaseCandidate] = self._make_base_candidate_from_link(
2025-09-08T12:31:56,912                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         link, template, name, version
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link
2025-09-08T12:31:56,912     self._link_candidate_cache[link] = LinkCandidate(
2025-09-08T12:31:56,912                                        ~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         link,
2025-09-08T12:31:56,912         ^^^^^
2025-09-08T12:31:56,912     ...<3 lines>...
2025-09-08T12:31:56,912         version=version,
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2025-09-08T12:31:56,912     super().__init__(
2025-09-08T12:31:56,912     ~~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         link=link,
2025-09-08T12:31:56,912         ^^^^^^^^^^
2025-09-08T12:31:56,912     ...<4 lines>...
2025-09-08T12:31:56,912         version=version,
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__
2025-09-08T12:31:56,912     self.dist = self._prepare()
2025-09-08T12:31:56,912                 ~~~~~~~~~~~~~^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare
2025-09-08T12:31:56,912     dist = self._prepare_distribution()
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2025-09-08T12:31:56,912     return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True)
2025-09-08T12:31:56,912            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement
2025-09-08T12:31:56,912     return self._prepare_linked_requirement(req, parallel_builds)
2025-09-08T12:31:56,912            ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement
2025-09-08T12:31:56,912     dist = _get_prepared_distribution(
2025-09-08T12:31:56,912         req,
2025-09-08T12:31:56,912     ...<3 lines>...
2025-09-08T12:31:56,912         self.check_build_deps,
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution
2025-09-08T12:31:56,912     abstract_dist.prepare_distribution_metadata(
2025-09-08T12:31:56,912     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         finder, build_isolation, check_build_deps
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata
2025-09-08T12:31:56,912     self.req.prepare_metadata()
2025-09-08T12:31:56,912     ~~~~~~~~~~~~~~~~~~~~~~~~~^^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata
2025-09-08T12:31:56,912     self.metadata_directory = generate_metadata_legacy(
2025-09-08T12:31:56,912                               ~~~~~~~~~~~~~~~~~~~~~~~~^
2025-09-08T12:31:56,912         build_env=self.build_env,
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     ...<3 lines>...
2025-09-08T12:31:56,912         details=details,
2025-09-08T12:31:56,912         ^^^^^^^^^^^^^^^^
2025-09-08T12:31:56,912     )
2025-09-08T12:31:56,912     ^
2025-09-08T12:31:56,912   File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata
2025-09-08T12:31:56,912     raise MetadataGenerationFailed(package_details=details) from error
2025-09-08T12:31:56,912 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed
2025-09-08T12:31:56,934 Removed staintools==0.0.10 from https://files.pythonhosted.org/packages/94/7b/2e52151fe69356ebbbf9670008774e88a29505f409bb4c3319b034fb01fa/staintools-0.0.10.tar.gz from build tracker '/tmp/pip-build-tracker-3aqdbx32'
2025-09-08T12:31:56,935 Removed build tracker: '/tmp/pip-build-tracker-3aqdbx32'