2025-09-07T22:29:59,012 Created temporary directory: /tmp/pip-build-tracker-v44z7qzo 2025-09-07T22:29:59,013 Initialized build tracking at /tmp/pip-build-tracker-v44z7qzo 2025-09-07T22:29:59,013 Created build tracker: /tmp/pip-build-tracker-v44z7qzo 2025-09-07T22:29:59,013 Entered build tracker: /tmp/pip-build-tracker-v44z7qzo 2025-09-07T22:29:59,013 Created temporary directory: /tmp/pip-wheel-0_si4bb7 2025-09-07T22:29:59,016 Created temporary directory: /tmp/pip-ephem-wheel-cache-lk7pdwvd 2025-09-07T22:29:59,075 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple 2025-09-07T22:29:59,078 2 location(s) to search for versions of chemlab: 2025-09-07T22:29:59,078 * https://pypi.org/simple/chemlab/ 2025-09-07T22:29:59,078 * https://www.piwheels.org/simple/chemlab/ 2025-09-07T22:29:59,078 Fetching project page and analyzing links: https://pypi.org/simple/chemlab/ 2025-09-07T22:29:59,078 Getting page https://pypi.org/simple/chemlab/ 2025-09-07T22:29:59,079 Found index url https://pypi.org/simple/ 2025-09-07T22:29:59,149 Fetched page https://pypi.org/simple/chemlab/ as application/vnd.pypi.simple.v1+json 2025-09-07T22:29:59,151 Found link https://files.pythonhosted.org/packages/fe/92/0485eac4092638f1369c0b69db145fc1ac1552a3d98597b49f5790505078/chemlab-0.1.tar.gz (from https://pypi.org/simple/chemlab/), version: 0.1 2025-09-07T22:29:59,151 Found link https://files.pythonhosted.org/packages/fc/bb/c3809f22dc4bb43786328f757ccd9f0aba85a3e3a31799b8f72dcec278c6/chemlab-0.2.tar.gz (from https://pypi.org/simple/chemlab/), version: 0.2 2025-09-07T22:29:59,151 Found link https://files.pythonhosted.org/packages/32/fc/ef64d2415ad8d45fd5c7c2fa1a1ea707d8c27709cb75e37c7f2a70e8a752/chemlab-0.3.tar.gz (from https://pypi.org/simple/chemlab/), version: 0.3 2025-09-07T22:29:59,151 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/d0/3f/5822787996d3371adeec9fda448708cddeff6d0043ce9f09210bae17d8c7/chemlab-1.0b1-py2.7-linux-x86_64.egg (from https://pypi.org/simple/chemlab/) 2025-09-07T22:29:59,152 Skipping link: unsupported archive format: .egg: https://files.pythonhosted.org/packages/8b/91/0080f381cb320dda5541de750726c1ec75995da7387e757dcb62fc2e03d2/chemlab-1.0b1-py3.5-linux-x86_64.egg (from https://pypi.org/simple/chemlab/) 2025-09-07T22:29:59,152 Found link https://files.pythonhosted.org/packages/54/78/33ac14d7ceb7068a34e6e1bb3474c18e79991faba2d9cda35ceb20d7d54e/chemlab-1.0b1.tar.gz (from https://pypi.org/simple/chemlab/), version: 1.0b1 2025-09-07T22:29:59,152 Found link https://files.pythonhosted.org/packages/66/ce/d4f243223b4bbc13839d5977056cc86424c66bede936ebc463c9ce40ce97/chemlab-1.1.tar.gz (from https://pypi.org/simple/chemlab/), version: 1.1 2025-09-07T22:29:59,152 Fetching project page and analyzing links: https://www.piwheels.org/simple/chemlab/ 2025-09-07T22:29:59,153 Getting page https://www.piwheels.org/simple/chemlab/ 2025-09-07T22:29:59,154 Found index url https://www.piwheels.org/simple/ 2025-09-07T22:29:59,249 Fetched page https://www.piwheels.org/simple/chemlab/ as text/html 2025-09-07T22:29:59,252 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.1-cp35-cp35m-linux_armv7l.whl#sha256=6143ed551835453f9a1e6f17729f85725670f37ae46e74d010fedb0d35f9a7c0 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,252 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.1-cp35-cp35m-linux_armv6l.whl#sha256=6143ed551835453f9a1e6f17729f85725670f37ae46e74d010fedb0d35f9a7c0 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,252 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.1-cp34-cp34m-linux_armv6l.whl#sha256=b856c0503c36b63d8a6e83d3a11e363f1124a0b7f3262716accf2121ed82afb7 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,252 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.1-cp34-cp34m-linux_armv7l.whl#sha256=b856c0503c36b63d8a6e83d3a11e363f1124a0b7f3262716accf2121ed82afb7 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,252 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp37-cp37m-linux_armv7l.whl#sha256=4c29fac657765a9984487834c5e8df2ab870e43f0ca053fe5b5805f37b3256dd (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp37-cp37m-linux_armv6l.whl#sha256=4c29fac657765a9984487834c5e8df2ab870e43f0ca053fe5b5805f37b3256dd (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp34-cp34m-linux_armv6l.whl#sha256=15812879f6421a4184032d2ff4b2541291e403a240e05ba18e054ccbc008272a (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp34-cp34m-linux_armv7l.whl#sha256=15812879f6421a4184032d2ff4b2541291e403a240e05ba18e054ccbc008272a (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp35-cp35m-linux_armv7l.whl#sha256=6330ed1a2efbbfaa58adb4beb0dfebf92c83d6dc2940bca8afc250fee7d3e2e0 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp35-cp35m-linux_armv6l.whl#sha256=6330ed1a2efbbfaa58adb4beb0dfebf92c83d6dc2940bca8afc250fee7d3e2e0 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp39-cp39-linux_armv6l.whl#sha256=01759ff6bcf247337fc81e17bade582f937b96dd51011fd0834f548faeea4df3 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-1.0b1-cp39-cp39-linux_armv7l.whl#sha256=01759ff6bcf247337fc81e17bade582f937b96dd51011fd0834f548faeea4df3 (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-0.3-cp34-cp34m-linux_armv6l.whl#sha256=b3d51ae34dbdc8851ecf8580b17b8e520650a1472f2305727016f30e57fde44e (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,253 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-0.3-cp34-cp34m-linux_armv7l.whl#sha256=b3d51ae34dbdc8851ecf8580b17b8e520650a1472f2305727016f30e57fde44e (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,254 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-0.1-cp34-cp34m-linux_armv6l.whl#sha256=5b32aa8cadf361c90abc48afc2f30c74789ce765d17ca4a74105d575b863551f (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,254 Skipping link: No binaries permitted for chemlab: https://archive1.piwheels.org/simple/chemlab/chemlab-0.1-cp34-cp34m-linux_armv7l.whl#sha256=5b32aa8cadf361c90abc48afc2f30c74789ce765d17ca4a74105d575b863551f (from https://www.piwheels.org/simple/chemlab/) 2025-09-07T22:29:59,254 Skipping link: not a file: https://www.piwheels.org/simple/chemlab/ 2025-09-07T22:29:59,254 Skipping link: not a file: https://pypi.org/simple/chemlab/ 2025-09-07T22:29:59,279 Given no hashes to check 1 links for project 'chemlab': discarding no candidates 2025-09-07T22:29:59,281 Collecting chemlab==0.2 2025-09-07T22:29:59,282 Created temporary directory: /tmp/pip-unpack-zuuun1_f 2025-09-07T22:29:59,430 Downloading chemlab-0.2.tar.gz (3.0 MB) 2025-09-07T22:30:00,199 Added chemlab==0.2 from https://files.pythonhosted.org/packages/fc/bb/c3809f22dc4bb43786328f757ccd9f0aba85a3e3a31799b8f72dcec278c6/chemlab-0.2.tar.gz to build tracker '/tmp/pip-build-tracker-v44z7qzo' 2025-09-07T22:30:00,200 Running setup.py (path:/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/setup.py) egg_info for package chemlab 2025-09-07T22:30:00,201 Created temporary directory: /tmp/pip-pip-egg-info-g0kj8325 2025-09-07T22:30:00,201 Preparing metadata (setup.py): started 2025-09-07T22:30:00,201 Running command python setup.py egg_info 2025-09-07T22:30:00,768 /tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/distribute_setup.py:139: 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. 2025-09-07T22:30:00,769 import pkg_resources 2025-09-07T22:30:01,079 Downloading http://pypi.python.org/packages/source/d/distribute/distribute-0.6.27.tar.gz 2025-09-07T22:30:01,138 Traceback (most recent call last): 2025-09-07T22:30:01,139 File "/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/distribute_setup.py", line 143, in use_setuptools 2025-09-07T22:30:01,139 raise ImportError 2025-09-07T22:30:01,139 ImportError 2025-09-07T22:30:01,140 During handling of the above exception, another exception occurred: 2025-09-07T22:30:01,140 Traceback (most recent call last): 2025-09-07T22:30:01,144 File "", line 2, in 2025-09-07T22:30:01,144 exec(compile(''' 2025-09-07T22:30:01,144 ~~~~^^^^^^^^^^^^ 2025-09-07T22:30:01,144 # This is -- a caller that pip uses to run setup.py 2025-09-07T22:30:01,144 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,144 ...<32 lines>... 2025-09-07T22:30:01,144 exec(compile(setup_py_code, filename, "exec")) 2025-09-07T22:30:01,145 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,145 ''' % ('/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/setup.py',), "", "exec")) 2025-09-07T22:30:01,145 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,145 File "", line 35, in 2025-09-07T22:30:01,145 File "/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/setup.py", line 2, in 2025-09-07T22:30:01,145 use_setuptools() 2025-09-07T22:30:01,145 ~~~~~~~~~~~~~~^^ 2025-09-07T22:30:01,145 File "/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/distribute_setup.py", line 145, in use_setuptools 2025-09-07T22:30:01,146 return _do_download(version, download_base, to_dir, download_delay) 2025-09-07T22:30:01,146 File "/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/distribute_setup.py", line 123, in _do_download 2025-09-07T22:30:01,146 tarball = download_setuptools(version, download_base, 2025-09-07T22:30:01,146 to_dir, download_delay) 2025-09-07T22:30:01,146 File "/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/distribute_setup.py", line 193, in download_setuptools 2025-09-07T22:30:01,146 src = urlopen(url) 2025-09-07T22:30:01,146 File "/usr/lib/python3.13/urllib/request.py", line 189, in urlopen 2025-09-07T22:30:01,146 return opener.open(url, data, timeout) 2025-09-07T22:30:01,147 ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,147 File "/usr/lib/python3.13/urllib/request.py", line 495, in open 2025-09-07T22:30:01,147 response = meth(req, response) 2025-09-07T22:30:01,147 File "/usr/lib/python3.13/urllib/request.py", line 604, in http_response 2025-09-07T22:30:01,147 response = self.parent.error( 2025-09-07T22:30:01,147 'http', request, response, code, msg, hdrs) 2025-09-07T22:30:01,147 File "/usr/lib/python3.13/urllib/request.py", line 533, in error 2025-09-07T22:30:01,147 return self._call_chain(*args) 2025-09-07T22:30:01,148 ~~~~~~~~~~~~~~~~^^^^^^^ 2025-09-07T22:30:01,148 File "/usr/lib/python3.13/urllib/request.py", line 466, in _call_chain 2025-09-07T22:30:01,148 result = func(*args) 2025-09-07T22:30:01,148 File "/usr/lib/python3.13/urllib/request.py", line 613, in http_error_default 2025-09-07T22:30:01,148 raise HTTPError(req.full_url, code, msg, hdrs, fp) 2025-09-07T22:30:01,148 urllib.error.HTTPError: HTTP Error 403: SSL is required 2025-09-07T22:30:01,244 ERROR: python setup.py egg_info exited with 1 2025-09-07T22:30:01,256 [bold magenta]full command[/]: [blue]/usr/bin/python3 -c ' 2025-09-07T22:30:01,256 exec(compile('"'"''"'"''"'"' 2025-09-07T22:30:01,256 # This is -- a caller that pip uses to run setup.py 2025-09-07T22:30:01,256 # 2025-09-07T22:30:01,256 # - It imports setuptools before invoking setup.py, to enable projects that directly 2025-09-07T22:30:01,256 # import from `distutils.core` to work with newer packaging standards. 2025-09-07T22:30:01,256 # - It provides a clear error message when setuptools is not installed. 2025-09-07T22:30:01,256 # - It sets `sys.argv[0]` to the underlying `setup.py`, when invoking `setup.py` so 2025-09-07T22:30:01,256 # setuptools doesn'"'"'t think the script is `-c`. This avoids the following warning: 2025-09-07T22:30:01,256 # manifest_maker: standard file '"'"'-c'"'"' not found". 2025-09-07T22:30:01,256 # - It generates a shim setup.py, for handling setup.cfg-only projects. 2025-09-07T22:30:01,256 import os, sys, tokenize, traceback 2025-09-07T22:30:01,256 2025-09-07T22:30:01,256 try: 2025-09-07T22:30:01,256 import setuptools 2025-09-07T22:30:01,256 except ImportError: 2025-09-07T22:30:01,256 print( 2025-09-07T22:30:01,256 "ERROR: Can not execute `setup.py` since setuptools failed to import in " 2025-09-07T22:30:01,256 "the build environment with exception:", 2025-09-07T22:30:01,256 file=sys.stderr, 2025-09-07T22:30:01,256 ) 2025-09-07T22:30:01,256 traceback.print_exc() 2025-09-07T22:30:01,256 sys.exit(1) 2025-09-07T22:30:01,256 2025-09-07T22:30:01,256 __file__ = %r 2025-09-07T22:30:01,256 sys.argv[0] = __file__ 2025-09-07T22:30:01,256 2025-09-07T22:30:01,256 if os.path.exists(__file__): 2025-09-07T22:30:01,256 filename = __file__ 2025-09-07T22:30:01,256 with tokenize.open(__file__) as f: 2025-09-07T22:30:01,256 setup_py_code = f.read() 2025-09-07T22:30:01,256 else: 2025-09-07T22:30:01,256 filename = "" 2025-09-07T22:30:01,256 setup_py_code = "from setuptools import setup; setup()" 2025-09-07T22:30:01,256 2025-09-07T22:30:01,256 exec(compile(setup_py_code, filename, "exec")) 2025-09-07T22:30:01,256 '"'"''"'"''"'"' % ('"'"'/tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/setup.py'"'"',), "", "exec"))' egg_info --egg-base /tmp/pip-pip-egg-info-g0kj8325[/] 2025-09-07T22:30:01,256 [bold magenta]cwd[/]: /tmp/pip-wheel-0_si4bb7/chemlab_9284185f52a14057a9b1fcaefc5c7346/ 2025-09-07T22:30:01,256 Preparing metadata (setup.py): finished with status 'error' 2025-09-07T22:30:01,257 ERROR: metadata generation failed 2025-09-07T22:30:01,262 Exception information: 2025-09-07T22:30:01,262 Traceback (most recent call last): 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 63, in generate_metadata 2025-09-07T22:30:01,262 call_subprocess( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 args, 2025-09-07T22:30:01,262 ^^^^^ 2025-09-07T22:30:01,262 ...<2 lines>... 2025-09-07T22:30:01,262 spinner=spinner, 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/utils/subprocess.py", line 209, in call_subprocess 2025-09-07T22:30:01,262 raise error 2025-09-07T22:30:01,262 pip._internal.exceptions.InstallationSubprocessError: python setup.py egg_info exited with 1 2025-09-07T22:30:01,262 2025-09-07T22:30:01,262 The above exception was the direct cause of the following exception: 2025-09-07T22:30:01,262 2025-09-07T22:30:01,262 Traceback (most recent call last): 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 105, in _run_wrapper 2025-09-07T22:30:01,262 status = _inner_run() 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/cli/base_command.py", line 96, in _inner_run 2025-09-07T22:30:01,262 return self.run(options, args) 2025-09-07T22:30:01,262 ~~~~~~~~^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/cli/req_command.py", line 68, in wrapper 2025-09-07T22:30:01,262 return func(self, options, args) 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/commands/wheel.py", line 147, in run 2025-09-07T22:30:01,262 requirement_set = resolver.resolve(reqs, check_supported_wheels=True) 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 96, in resolve 2025-09-07T22:30:01,262 result = self._result = resolver.resolve( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 collected.requirements, max_rounds=limit_how_complex_resolution_can_be 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 515, in resolve 2025-09-07T22:30:01,262 state = resolution.resolve(requirements, max_rounds=max_rounds) 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 388, in resolve 2025-09-07T22:30:01,262 self._add_to_criteria(self.state.criteria, r, parent=None) 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/resolvers/resolution.py", line 141, in _add_to_criteria 2025-09-07T22:30:01,262 if not criterion.candidates: 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_vendor/resolvelib/structs.py", line 194, in __bool__ 2025-09-07T22:30:01,262 return bool(self._sequence) 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 163, in __bool__ 2025-09-07T22:30:01,262 self._bool = any(self) 2025-09-07T22:30:01,262 ~~~^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 147, in 2025-09-07T22:30:01,262 return (c for c in iterator if id(c) not in self._incompatible_ids) 2025-09-07T22:30:01,262 ^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 37, in _iter_built 2025-09-07T22:30:01,262 candidate = func() 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 187, in _make_candidate_from_link 2025-09-07T22:30:01,262 base: Optional[BaseCandidate] = self._make_base_candidate_from_link( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 link, template, name, version 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 233, in _make_base_candidate_from_link 2025-09-07T22:30:01,262 self._link_candidate_cache[link] = LinkCandidate( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 link, 2025-09-07T22:30:01,262 ^^^^^ 2025-09-07T22:30:01,262 ...<3 lines>... 2025-09-07T22:30:01,262 version=version, 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__ 2025-09-07T22:30:01,262 super().__init__( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 link=link, 2025-09-07T22:30:01,262 ^^^^^^^^^^ 2025-09-07T22:30:01,262 ...<4 lines>... 2025-09-07T22:30:01,262 version=version, 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 159, in __init__ 2025-09-07T22:30:01,262 self.dist = self._prepare() 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 236, in _prepare 2025-09-07T22:30:01,262 dist = self._prepare_distribution() 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution 2025-09-07T22:30:01,262 return preparer.prepare_linked_requirement(self._ireq, parallel_builds=True) 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 532, in prepare_linked_requirement 2025-09-07T22:30:01,262 return self._prepare_linked_requirement(req, parallel_builds) 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 647, in _prepare_linked_requirement 2025-09-07T22:30:01,262 dist = _get_prepared_distribution( 2025-09-07T22:30:01,262 req, 2025-09-07T22:30:01,262 ...<3 lines>... 2025-09-07T22:30:01,262 self.check_build_deps, 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/operations/prepare.py", line 71, in _get_prepared_distribution 2025-09-07T22:30:01,262 abstract_dist.prepare_distribution_metadata( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 finder, build_isolation, check_build_deps 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/distributions/sdist.py", line 69, in prepare_distribution_metadata 2025-09-07T22:30:01,262 self.req.prepare_metadata() 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~~^^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/req/req_install.py", line 581, in prepare_metadata 2025-09-07T22:30:01,262 self.metadata_directory = generate_metadata_legacy( 2025-09-07T22:30:01,262 ~~~~~~~~~~~~~~~~~~~~~~~~^ 2025-09-07T22:30:01,262 build_env=self.build_env, 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ...<3 lines>... 2025-09-07T22:30:01,262 details=details, 2025-09-07T22:30:01,262 ^^^^^^^^^^^^^^^^ 2025-09-07T22:30:01,262 ) 2025-09-07T22:30:01,262 ^ 2025-09-07T22:30:01,262 File "/usr/lib/python3/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 70, in generate_metadata 2025-09-07T22:30:01,262 raise MetadataGenerationFailed(package_details=details) from error 2025-09-07T22:30:01,262 pip._internal.exceptions.MetadataGenerationFailed: metadata generation failed 2025-09-07T22:30:01,284 Removed chemlab==0.2 from https://files.pythonhosted.org/packages/fc/bb/c3809f22dc4bb43786328f757ccd9f0aba85a3e3a31799b8f72dcec278c6/chemlab-0.2.tar.gz from build tracker '/tmp/pip-build-tracker-v44z7qzo' 2025-09-07T22:30:01,284 Removed build tracker: '/tmp/pip-build-tracker-v44z7qzo'