2025-09-08T16:53:46,104 Created temporary directory: /tmp/pip-build-tracker-8fyykjwe 2025-09-08T16:53:46,104 Initialized build tracking at /tmp/pip-build-tracker-8fyykjwe 2025-09-08T16:53:46,105 Created build tracker: /tmp/pip-build-tracker-8fyykjwe 2025-09-08T16:53:46,105 Entered build tracker: /tmp/pip-build-tracker-8fyykjwe 2025-09-08T16:53:46,105 Created temporary directory: /tmp/pip-wheel-a6bjm7xx 2025-09-08T16:53:46,108 Created temporary directory: /tmp/pip-ephem-wheel-cache-muu_0m65 2025-09-08T16:53:46,166 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-08T16:53:46,169 2 location(s) to search for versions of copt: 2025-09-08T16:53:46,169 * https://pypi.org/simple/copt/ 2025-09-08T16:53:46,169 * https://www.piwheels.org/simple/copt/ 2025-09-08T16:53:46,169 Fetching project page and analyzing links: https://pypi.org/simple/copt/ 2025-09-08T16:53:46,169 Getting page https://pypi.org/simple/copt/ 2025-09-08T16:53:46,171 Found index url https://pypi.org/simple/ 2025-09-08T16:53:46,315 Fetched page https://pypi.org/simple/copt/ as application/vnd.pypi.simple.v1+json 2025-09-08T16:53:46,317 Found link https://files.pythonhosted.org/packages/95/00/b7bb95dd4c2310c8113bc54982b2fc33f1c79753110f441e2f7380cfad87/copt-0.6.0.tar.gz (from https://pypi.org/simple/copt/), version: 0.6.0 2025-09-08T16:53:46,318 Found link https://files.pythonhosted.org/packages/82/8a/eb5acc497ae4e7c131c5a8772276f91f32b72fccccdc7c7f2435c6a50d72/copt-0.7.0.tar.gz (from https://pypi.org/simple/copt/), version: 0.7.0 2025-09-08T16:53:46,318 Found link https://files.pythonhosted.org/packages/99/37/39a506950d18de7695138d2b4ea8727e6104bb3af104b42a7f9444b1d92e/copt-0.7.1.tar.gz (from https://pypi.org/simple/copt/), version: 0.7.1 2025-09-08T16:53:46,318 Found link https://files.pythonhosted.org/packages/cd/7b/f951e8d316df098c600c77cb2f1259f3874d034ff3d40178636fe646e5f3/copt-0.7.2.tar.gz (from https://pypi.org/simple/copt/), version: 0.7.2 2025-09-08T16:53:46,319 Found link https://files.pythonhosted.org/packages/ee/54/b80a20f7c150c8d832f4a60281db93fab6face1ce5d7577e20c653f97bb8/copt-0.7.3.tar.gz (from https://pypi.org/simple/copt/), version: 0.7.3 2025-09-08T16:53:46,319 Found link https://files.pythonhosted.org/packages/b8/5d/dbcd228578836e1f41f05989568c8c35ea2d2f5ac1485a8ae62b4cbe1310/copt-0.8.2.tar.gz (from https://pypi.org/simple/copt/), version: 0.8.2 2025-09-08T16:53:46,319 Found link https://files.pythonhosted.org/packages/83/fe/cd0b3e075168563eeb17d265b16eacf4737fde279bfb990be62dae2e4c0c/copt-0.8.3.tar.gz (from https://pypi.org/simple/copt/), version: 0.8.3 2025-09-08T16:53:46,320 Found link https://files.pythonhosted.org/packages/8c/4b/3ff0098897f4d6c79f05da7676bdc30e1bbe0589393e86707b85761a149b/copt-0.8.4.tar.gz (from https://pypi.org/simple/copt/), version: 0.8.4 2025-09-08T16:53:46,320 Found link https://files.pythonhosted.org/packages/57/9a/317dfbddad772de695a83932268a07f91a7eeb21744e42db698978efd864/copt-0.9.1.tar.gz (from https://pypi.org/simple/copt/), version: 0.9.1 2025-09-08T16:53:46,320 Found link https://files.pythonhosted.org/packages/c5/f5/34244a9d6d6bc02989955cdd4abb9d1b23c798be1ed6036638ca95189ebb/copt-0.9.2.tar.gz (from https://pypi.org/simple/copt/), version: 0.9.2 2025-09-08T16:53:46,321 Fetching project page and analyzing links: https://www.piwheels.org/simple/copt/ 2025-09-08T16:53:46,321 Getting page https://www.piwheels.org/simple/copt/ 2025-09-08T16:53:46,322 Found index url https://www.piwheels.org/simple/ 2025-09-08T16:53:46,424 Fetched page https://www.piwheels.org/simple/copt/ as text/html 2025-09-08T16:53:46,426 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.9.2-py3-none-any.whl#sha256=85740d8a0e7b2b57c0576bb5fa77c99d22e7027a2ba2f3ff0bbfeb4670aef976 (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,426 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.9.1-py3-none-any.whl#sha256=bb36ed5bcaa06e1abc0439784bb731d5e5c21b8ac0a283c0625c0d5362d80e82 (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,426 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.8.4-py3-none-any.whl#sha256=e720129ace7742e2689697d11162457a126d166bd56527f2717204a0d859c5d5 (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,426 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.8.3-py3-none-any.whl#sha256=33ec4ca9cee982ffe90175895bdb3d4eab738fa18e6988412ec990cc62a24af1 (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,426 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.8.2-py3-none-any.whl#sha256=f75c75f6d1287c544d790484bd0409b5b511d616c79add6f7387554f4fd742b7 (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,427 Skipping link: No binaries permitted for copt: https://archive1.piwheels.org/simple/copt/copt-0.7.0-py3-none-any.whl#sha256=f490be75e632dbbc262c6f610343bdaba160f587465c2015e5d5ad3c87cee5fa (from https://www.piwheels.org/simple/copt/) 2025-09-08T16:53:46,427 Skipping link: not a file: https://www.piwheels.org/simple/copt/ 2025-09-08T16:53:46,427 Skipping link: not a file: https://pypi.org/simple/copt/ 2025-09-08T16:53:46,454 Given no hashes to check 1 links for project 'copt': discarding no candidates 2025-09-08T16:53:46,456 Collecting copt==0.6.0 2025-09-08T16:53:46,457 Created temporary directory: /tmp/pip-unpack-v6ew8sfl 2025-09-08T16:53:46,744 Downloading copt-0.6.0.tar.gz (23 kB) 2025-09-08T16:53:46,775 Added copt==0.6.0 from https://files.pythonhosted.org/packages/95/00/b7bb95dd4c2310c8113bc54982b2fc33f1c79753110f441e2f7380cfad87/copt-0.6.0.tar.gz to build tracker '/tmp/pip-build-tracker-8fyykjwe' 2025-09-08T16:53:46,776 Running setup.py (path:/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/setup.py) egg_info for package copt 2025-09-08T16:53:46,776 Created temporary directory: /tmp/pip-pip-egg-info-0719ke1i 2025-09-08T16:53:46,777 Preparing metadata (setup.py): started 2025-09-08T16:53:46,777 Running command python setup.py egg_info 2025-09-08T16:53:48,538 /tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/copt/utils.py:253: SyntaxWarning: invalid escape sequence '\|' 2025-09-08T16:53:48,538 \\frac{1}{n}\|A x - b\|^2~, 2025-09-08T16:53:48,546 /tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/copt/utils.py:577: SyntaxWarning: invalid escape sequence '\s' 2025-09-08T16:53:48,546 min_w 0.5 * || w - v ||_2^2 , s.t. \sum_i w_i = s, w_i >= 0 2025-09-08T16:53:48,560 Traceback (most recent call last): 2025-09-08T16:53:48,562 File "", line 2, in 2025-09-08T16:53:48,562 exec(compile(''' 2025-09-08T16:53:48,563 ~~~~^^^^^^^^^^^^ 2025-09-08T16:53:48,563 # This is -- a caller that pip uses to run setup.py 2025-09-08T16:53:48,563 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,563 ...<32 lines>... 2025-09-08T16:53:48,563 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T16:53:48,563 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,563 ''' % ('/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/setup.py',), "", "exec")) 2025-09-08T16:53:48,563 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,563 File "", line 35, in 2025-09-08T16:53:48,564 File "/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/setup.py", line 1, in 2025-09-08T16:53:48,564 import copt 2025-09-08T16:53:48,564 File "/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/copt/__init__.py", line 4, in 2025-09-08T16:53:48,564 from .splitting import minimize_TOS, minimize_PDHG 2025-09-08T16:53:48,564 File "/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/copt/splitting.py", line 6, in 2025-09-08T16:53:48,564 from . import utils 2025-09-08T16:53:48,564 File "/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/copt/utils.py", line 7, in 2025-09-08T16:53:48,564 from sklearn.utils.extmath import safe_sparse_dot 2025-09-08T16:53:48,565 ModuleNotFoundError: No module named 'sklearn' 2025-09-08T16:53:48,776 ERROR: python setup.py egg_info exited with 1 2025-09-08T16:53:48,788 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2025-09-08T16:53:48,788 exec(compile('"'"''"'"''"'"' 2025-09-08T16:53:48,788 # This is -- a caller that pip uses to run setup.py 2025-09-08T16:53:48,788 # 2025-09-08T16:53:48,788 # - It imports setuptools before invoking setup.py, to enable projects that directly 2025-09-08T16:53:48,788 # import from `distutils.core` to work with newer packaging standards. 2025-09-08T16:53:48,788 # - It provides a clear error message when setuptools is not installed. 2025-09-08T16:53:48,788 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2025-09-08T16:53:48,788 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2025-09-08T16:53:48,788 # manifest_maker: standard file '"'"'-c'"'"' not found". 2025-09-08T16:53:48,788 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2025-09-08T16:53:48,788 import os, sys, tokenize, traceback 2025-09-08T16:53:48,788 2025-09-08T16:53:48,788 try: 2025-09-08T16:53:48,788 import setuptools 2025-09-08T16:53:48,788 except ImportError: 2025-09-08T16:53:48,788 print( 2025-09-08T16:53:48,788 "ERROR: Can not execute `setup.py` since setuptools failed to import in " 2025-09-08T16:53:48,788 "the build environment with exception:", 2025-09-08T16:53:48,788 file=sys.stderr, 2025-09-08T16:53:48,788 ) 2025-09-08T16:53:48,788 traceback.print_exc() 2025-09-08T16:53:48,788 sys.exit(1) 2025-09-08T16:53:48,788 2025-09-08T16:53:48,788 __file__ = %r 2025-09-08T16:53:48,788 sys.argv[0] = __file__ 2025-09-08T16:53:48,788 2025-09-08T16:53:48,788 if os.path.exists(__file__): 2025-09-08T16:53:48,788 filename = __file__ 2025-09-08T16:53:48,788 with tokenize.open(__file__) as f: 2025-09-08T16:53:48,788 setup_py_code = f.read() 2025-09-08T16:53:48,788 else: 2025-09-08T16:53:48,788 filename = "" 2025-09-08T16:53:48,788 setup_py_code = "from setuptools import setup; setup()" 2025-09-08T16:53:48,788 2025-09-08T16:53:48,788 exec(compile(setup_py_code, filename, "exec")) 2025-09-08T16:53:48,788 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-0719ke1i[/] 2025-09-08T16:53:48,788 [bold magenta]cwd[/]: /tmp/pip-wheel-a6bjm7xx/copt_11c35663fead446a8d72d0cc4a336275/ 2025-09-08T16:53:48,788 Preparing metadata (setup.py): finished with status 'error' 2025-09-08T16:53:48,789 ERROR: metadata generation failed 2025-09-08T16:53:48,794 Exception information: 2025-09-08T16:53:48,794 Traceback (most recent call last): 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata 2025-09-08T16:53:48,794 call_subprocess( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 args, 2025-09-08T16:53:48,794 ^^^^^ 2025-09-08T16:53:48,794 ...<2 lines>... 2025-09-08T16:53:48,794 spinner=spinner, 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess 2025-09-08T16:53:48,794 raise error 2025-09-08T16:53:48,794 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2025-09-08T16:53:48,794 2025-09-08T16:53:48,794 The above exception was the direct cause of the following exception: 2025-09-08T16:53:48,794 2025-09-08T16:53:48,794 Traceback (most recent call last): 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-08T16:53:48,794 status = _inner_run() 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-08T16:53:48,794 return self.run(options, args) 2025-09-08T16:53:48,794 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-08T16:53:48,794 return func(self, options, args) 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-08T16:53:48,794 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-08T16:53:48,794 result = self._result = resolver.resolve( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-08T16:53:48,794 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-08T16:53:48,794 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-08T16:53:48,794 if not criterion.candidates: 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-08T16:53:48,794 return bool(self._sequence) 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-08T16:53:48,794 self._bool = any(self) 2025-09-08T16:53:48,794 ~~~^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-08T16:53:48,794 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-08T16:53:48,794 ^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-08T16:53:48,794 candidate = func() 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-08T16:53:48,794 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 link, template, name, version 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link 2025-09-08T16:53:48,794 self._link_candidate_cache[link] = LinkCandidate( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 link, 2025-09-08T16:53:48,794 ^^^^^ 2025-09-08T16:53:48,794 ...<3 lines>... 2025-09-08T16:53:48,794 version=version, 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__ 2025-09-08T16:53:48,794 super().__init__( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 link=link, 2025-09-08T16:53:48,794 ^^^^^^^^^^ 2025-09-08T16:53:48,794 ...<4 lines>... 2025-09-08T16:53:48,794 version=version, 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__ 2025-09-08T16:53:48,794 self.dist = self._prepare() 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare 2025-09-08T16:53:48,794 dist = self._prepare_distribution() 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution 2025-09-08T16:53:48,794 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement 2025-09-08T16:53:48,794 return self._prepare_linked_requirement(req, parallel_builds) 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement 2025-09-08T16:53:48,794 dist = _get_prepared_distribution( 2025-09-08T16:53:48,794 req, 2025-09-08T16:53:48,794 ...<3 lines>... 2025-09-08T16:53:48,794 self.check_build_deps, 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution 2025-09-08T16:53:48,794 abstract_dist.prepare_distribution_metadata( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 finder, build_isolation, check_build_deps 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata 2025-09-08T16:53:48,794 self.req.prepare_metadata() 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~~^^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata 2025-09-08T16:53:48,794 self.metadata_directory = generate_metadata_legacy( 2025-09-08T16:53:48,794 ~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-08T16:53:48,794 build_env=self.build_env, 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ...<3 lines>... 2025-09-08T16:53:48,794 details=details, 2025-09-08T16:53:48,794 ^^^^^^^^^^^^^^^^ 2025-09-08T16:53:48,794 ) 2025-09-08T16:53:48,794 ^ 2025-09-08T16:53:48,794 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata 2025-09-08T16:53:48,794 raise MetadataGenerationFailed(package_details=details) from error 2025-09-08T16:53:48,794 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2025-09-08T16:53:48,815 Removed copt==0.6.0 from https://files.pythonhosted.org/packages/95/00/b7bb95dd4c2310c8113bc54982b2fc33f1c79753110f441e2f7380cfad87/copt-0.6.0.tar.gz from build tracker '/tmp/pip-build-tracker-8fyykjwe' 2025-09-08T16:53:48,815 Removed build tracker: '/tmp/pip-build-tracker-8fyykjwe'