2021-10-31T17:03:51,686 Created temporary directory: /tmp/pip-ephem-wheel-cache-7m2go_8p
2021-10-31T17:03:51,689 Created temporary directory: /tmp/pip-req-tracker-ijp8vl44
2021-10-31T17:03:51,689 Initialized build tracking at /tmp/pip-req-tracker-ijp8vl44
2021-10-31T17:03:51,689 Created build tracker: /tmp/pip-req-tracker-ijp8vl44
2021-10-31T17:03:51,689 Entered build tracker: /tmp/pip-req-tracker-ijp8vl44
2021-10-31T17:03:51,690 Created temporary directory: /tmp/pip-wheel-ko5k76ja
2021-10-31T17:03:51,723 Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple
2021-10-31T17:03:51,725 2 location(s) to search for versions of demo-client:
2021-10-31T17:03:51,725 * https://pypi.org/simple/demo-client/
2021-10-31T17:03:51,725 * https://www.piwheels.org/simple/demo-client/
2021-10-31T17:03:51,726 Fetching project page and analyzing links: https://pypi.org/simple/demo-client/
2021-10-31T17:03:51,727 Getting page https://pypi.org/simple/demo-client/
2021-10-31T17:03:51,728 Found index url https://pypi.org/simple
2021-10-31T17:03:51,820   Found link https://files.pythonhosted.org/packages/95/5d/effd6776e19b31fd3ccf707880e9b7a9b9bbb1bf21ab0090d7a2f3bcc2da/demo_client-0.1.0.tar.gz#sha256=a707c6e686c2fd59e812c47e1aeabdbc6eb2f6d327960d30c372721a0f64ef69 (from https://pypi.org/simple/demo-client/), version: 0.1.0
2021-10-31T17:03:51,821 Fetching project page and analyzing links: https://www.piwheels.org/simple/demo-client/
2021-10-31T17:03:51,821 Getting page https://www.piwheels.org/simple/demo-client/
2021-10-31T17:03:51,822 Found index url https://www.piwheels.org/simple
2021-10-31T17:03:51,994 Skipping link: not a file: https://www.piwheels.org/simple/demo-client/
2021-10-31T17:03:51,994 Skipping link: not a file: https://pypi.org/simple/demo-client/
2021-10-31T17:03:52,015 Given no hashes to check 1 links for project 'demo-client': discarding no candidates
2021-10-31T17:03:52,034 Collecting demo-client==0.1.0
2021-10-31T17:03:52,036   Created temporary directory: /tmp/pip-unpack-oyes7_in
2021-10-31T17:03:52,078   Downloading demo_client-0.1.0.tar.gz (19 kB)
2021-10-31T17:03:52,149   Added demo-client==0.1.0 from https://files.pythonhosted.org/packages/95/5d/effd6776e19b31fd3ccf707880e9b7a9b9bbb1bf21ab0090d7a2f3bcc2da/demo_client-0.1.0.tar.gz#sha256=a707c6e686c2fd59e812c47e1aeabdbc6eb2f6d327960d30c372721a0f64ef69 to build tracker '/tmp/pip-req-tracker-ijp8vl44'
2021-10-31T17:03:52,151 ERROR: File "setup.py" not found for legacy project demo-client==0.1.0 from https://files.pythonhosted.org/packages/95/5d/effd6776e19b31fd3ccf707880e9b7a9b9bbb1bf21ab0090d7a2f3bcc2da/demo_client-0.1.0.tar.gz#sha256=a707c6e686c2fd59e812c47e1aeabdbc6eb2f6d327960d30c372721a0f64ef69.
2021-10-31T17:03:52,151 Exception information:
2021-10-31T17:03:52,151 Traceback (most recent call last):
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-10-31T17:03:52,151     status = self.run(options, args)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-10-31T17:03:52,151     return func(self, options, args)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-10-31T17:03:52,151     requirement_set = resolver.resolve(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-10-31T17:03:52,151     result = self._result = resolver.resolve(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-10-31T17:03:52,151     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-10-31T17:03:52,151     name, crit = self._merge_into_criterion(r, parent=None)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _merge_into_criterion
2021-10-31T17:03:52,151     if not criterion.candidates:
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/structs.py", line 139, in __bool__
2021-10-31T17:03:52,151     return bool(self._sequence)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in __bool__
2021-10-31T17:03:52,151     return any(self)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 129, in <genexpr>
2021-10-31T17:03:52,151     return (c for c in iterator if id(c) not in self._incompatible_ids)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 33, in _iter_built
2021-10-31T17:03:52,151     candidate = func()
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 200, in _make_candidate_from_link
2021-10-31T17:03:52,151     self._link_candidate_cache[link] = LinkCandidate(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2021-10-31T17:03:52,151     super().__init__(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 151, in __init__
2021-10-31T17:03:52,151     self.dist = self._prepare()
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 234, in _prepare
2021-10-31T17:03:52,151     dist = self._prepare_distribution()
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2021-10-31T17:03:52,151     return self._factory.preparer.prepare_linked_requirement(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 508, in prepare_linked_requirement
2021-10-31T17:03:52,151     return self._prepare_linked_requirement(req, parallel_builds)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 570, in _prepare_linked_requirement
2021-10-31T17:03:52,151     dist = _get_prepared_distribution(
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 60, in _get_prepared_distribution
2021-10-31T17:03:52,151     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/distributions/sdist.py", line 36, in prepare_distribution_metadata
2021-10-31T17:03:52,151     self.req.prepare_metadata()
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 549, in prepare_metadata
2021-10-31T17:03:52,151     self.metadata_directory = self._generate_metadata()
2021-10-31T17:03:52,151   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 520, in _generate_metadata
2021-10-31T17:03:52,151     raise InstallationError(
2021-10-31T17:03:52,151 pip._internal.exceptions.InstallationError: File "setup.py" not found for legacy project demo-client==0.1.0 from https://files.pythonhosted.org/packages/95/5d/effd6776e19b31fd3ccf707880e9b7a9b9bbb1bf21ab0090d7a2f3bcc2da/demo_client-0.1.0.tar.gz#sha256=a707c6e686c2fd59e812c47e1aeabdbc6eb2f6d327960d30c372721a0f64ef69.
2021-10-31T17:03:52,162 Removed demo-client==0.1.0 from https://files.pythonhosted.org/packages/95/5d/effd6776e19b31fd3ccf707880e9b7a9b9bbb1bf21ab0090d7a2f3bcc2da/demo_client-0.1.0.tar.gz#sha256=a707c6e686c2fd59e812c47e1aeabdbc6eb2f6d327960d30c372721a0f64ef69 from build tracker '/tmp/pip-req-tracker-ijp8vl44'
2021-10-31T17:03:52,162 Removed build tracker: '/tmp/pip-req-tracker-ijp8vl44'