2021-07-28T14:11:33,790 Created temporary directory: /tmp/pip-ephem-wheel-cache-ocvhi1xe
2021-07-28T14:11:33,792 Created temporary directory: /tmp/pip-req-tracker-ct49u7mo
2021-07-28T14:11:33,793 Initialized build tracking at /tmp/pip-req-tracker-ct49u7mo
2021-07-28T14:11:33,793 Created build tracker: /tmp/pip-req-tracker-ct49u7mo
2021-07-28T14:11:33,793 Entered build tracker: /tmp/pip-req-tracker-ct49u7mo
2021-07-28T14:11:33,793 Created temporary directory: /tmp/pip-wheel-he4tont0
2021-07-28T14:11:33,823 WARNING: The index url "/" seems invalid, please provide a scheme.
2021-07-28T14:11:33,824 WARNING: The index url "t" seems invalid, please provide a scheme.
2021-07-28T14:11:33,824 WARNING: The index url "m" seems invalid, please provide a scheme.
2021-07-28T14:11:33,824 WARNING: The index url "p" seems invalid, please provide a scheme.
2021-07-28T14:11:33,825 Looking in indexes: https://pypi.org/simple, /, t, m, p
2021-07-28T14:11:33,827 WARNING: Location '/problem/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T14:11:33,828 WARNING: Location 't/problem/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T14:11:33,828 WARNING: Location 'm/problem/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T14:11:33,828 WARNING: Location 'p/problem/' is ignored: it is either a non-existing path or lacks a specific scheme.
2021-07-28T14:11:33,829 1 location(s) to search for versions of problem:
2021-07-28T14:11:33,829 * https://pypi.org/simple/problem/
2021-07-28T14:11:33,829 Fetching project page and analyzing links: https://pypi.org/simple/problem/
2021-07-28T14:11:33,830 Getting page https://pypi.org/simple/problem/
2021-07-28T14:11:33,831 Found index url https://pypi.org/simple
2021-07-28T14:11:34,007   Found link https://files.pythonhosted.org/packages/19/6b/e6df447fe1f350d5c2304c649050d07bc33cad68650826ba0a6f475f3cb0/problem-0.1.tar.gz#sha256=9c61a4d6736f6cb02d26c7e29e0ed736b7fb09f712fe1951da2cdacca60f0267 (from https://pypi.org/simple/problem/), version: 0.1
2021-07-28T14:11:34,007   Found link https://files.pythonhosted.org/packages/21/fa/e8789686225ce0b66815f3bd1c5c816d7ca4b0677d50ff093969b074d8aa/problem-0.1.1.tar.gz#sha256=e155aea77c889567cd383aab38d441826f42b93333a631ec35464539524211ef (from https://pypi.org/simple/problem/), version: 0.1.1
2021-07-28T14:11:34,008   Found link https://files.pythonhosted.org/packages/9e/8c/6f5148c0a404f8527ef6d93fd961003ae2d0f9c859d6ce660336f04b587e/problem-0.1.2.tar.gz#sha256=956c9d9292f650b0a1cee6185bd44e70beb2bd40ab8d9249fd1ad36c1498d0e2 (from https://pypi.org/simple/problem/), version: 0.1.2
2021-07-28T14:11:34,008   Found link https://files.pythonhosted.org/packages/c9/aa/b3e1fd26aa761c9a957b75b822b695bda6e08bb3fc71aba86689f60f5d13/problem-0.1.4.tar.gz#sha256=2471d548996ca3bc61c875579d96a37e216a9cdc1ef5873757ddbd2a282743ce (from https://pypi.org/simple/problem/), version: 0.1.4
2021-07-28T14:11:34,008   Found link https://files.pythonhosted.org/packages/ef/3a/5be391e71b9d7d9f0cc4e10825a50d9869823f81fae79a6c27acb94cab46/problem-0.1.5.tar.gz#sha256=909f4029bec2d44f7cb1f8d2bb9f5e36078261665a39bb7461f09273baee7080 (from https://pypi.org/simple/problem/), version: 0.1.5
2021-07-28T14:11:34,009   Found link https://files.pythonhosted.org/packages/bf/e7/d010cff448d69474c2777063ae876515f19079184d8e4dbcefc3831641c1/problem-0.1.6.tar.gz#sha256=9127e7f237cf5cf64ffb241f83912af317633b54280c64bd9472a522a99dbf23 (from https://pypi.org/simple/problem/), version: 0.1.6
2021-07-28T14:11:34,009   Found link https://files.pythonhosted.org/packages/d3/72/d2bee608bc6de286634dca5282de719dd6727d967f979dcac9a774904902/problem-0.1.7.tar.gz#sha256=c4341decb1ccc2dfb81fe046c3d2ad6808801133699405b583e72b9cb6236cc6 (from https://pypi.org/simple/problem/), version: 0.1.7
2021-07-28T14:11:34,009   Found link https://files.pythonhosted.org/packages/b4/16/381535fdc68a93cbeb86da52d2c14ac435bd4aea9aff3f57f85d2bf058ca/problem-0.1.8.tar.gz#sha256=bb6992974d28bb2d08e5e70ba3e0f2b163a86e9554f75c44c76b770ddf4cb2d8 (from https://pypi.org/simple/problem/), version: 0.1.8
2021-07-28T14:11:34,010   Found link https://files.pythonhosted.org/packages/e0/bb/a1abc6ec319f43e5e8317d7c22a179f7da272bb769e65c50928f03e3bf0a/problem-0.2.0.tar.gz#sha256=e25f970788761c9e4d0be4c28e7bb70d7b875b6069352b3c6e43a91406158c96 (from https://pypi.org/simple/problem/), version: 0.2.0
2021-07-28T14:11:34,010   Found link https://files.pythonhosted.org/packages/68/61/cd04c0b8c6147c17a2d675c4330dc28e390cfc40699219194749a5ef863c/problem-0.2.1.tar.gz#sha256=b2031ac20c74e6808043dd590ea0e6a4d5577a8fb653276ae3d4c99715ca31c4 (from https://pypi.org/simple/problem/), version: 0.2.1
2021-07-28T14:11:34,010   Found link https://files.pythonhosted.org/packages/26/28/581b8b15f7da982fe7365efb865d1b701b565128677d633466540747c28f/problem-0.2.2.tar.gz#sha256=a6e34b8aeed5cc68758fb9350a1b76551de06ea2db5839513a21f48377e02bcc (from https://pypi.org/simple/problem/), version: 0.2.2
2021-07-28T14:11:34,010   Found link https://files.pythonhosted.org/packages/0d/7b/b7a13420b158c84918868a283a7fef2d57c708397de952d6670f49939e59/problem-0.2.3.tar.gz#sha256=0da1e02c01ea4b3abf6693a23752dd63c27e9ec4ba5c5dc54702b3c22f660c22 (from https://pypi.org/simple/problem/), version: 0.2.3
2021-07-28T14:11:34,011 Skipping link: not a file: https://pypi.org/simple/problem/
2021-07-28T14:11:34,029 Given no hashes to check 1 links for project 'problem': discarding no candidates
2021-07-28T14:11:34,047 Collecting problem==0.1
2021-07-28T14:11:34,049   Created temporary directory: /tmp/pip-unpack-vj7sqfhq
2021-07-28T14:11:34,220   Downloading problem-0.1.tar.gz (1.2 kB)
2021-07-28T14:11:34,251   Added problem==0.1 from https://files.pythonhosted.org/packages/19/6b/e6df447fe1f350d5c2304c649050d07bc33cad68650826ba0a6f475f3cb0/problem-0.1.tar.gz#sha256=9c61a4d6736f6cb02d26c7e29e0ed736b7fb09f712fe1951da2cdacca60f0267 to build tracker '/tmp/pip-req-tracker-ct49u7mo'
2021-07-28T14:11:34,252 ERROR: File "setup.py" not found for legacy project problem==0.1 from https://files.pythonhosted.org/packages/19/6b/e6df447fe1f350d5c2304c649050d07bc33cad68650826ba0a6f475f3cb0/problem-0.1.tar.gz#sha256=9c61a4d6736f6cb02d26c7e29e0ed736b7fb09f712fe1951da2cdacca60f0267.
2021-07-28T14:11:34,252 Exception information:
2021-07-28T14:11:34,252 Traceback (most recent call last):
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-28T14:11:34,252     status = self.run(options, args)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-28T14:11:34,252     return func(self, options, args)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-28T14:11:34,252     requirement_set = resolver.resolve(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-28T14:11:34,252     result = self._result = resolver.resolve(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-28T14:11:34,252     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-28T14:11:34,252     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 172, in _merge_into_criterion
2021-07-28T14:11:34,252     if not criterion.candidates:
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/structs.py", line 139, in __bool__
2021-07-28T14:11:34,252     return bool(self._sequence)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 143, in __bool__
2021-07-28T14:11:34,252     return any(self)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 129, in <genexpr>
2021-07-28T14:11:34,252     return (c for c in iterator if id(c) not in self._incompatible_ids)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/found_candidates.py", line 33, in _iter_built
2021-07-28T14:11:34,252     candidate = func()
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/factory.py", line 200, in _make_candidate_from_link
2021-07-28T14:11:34,252     self._link_candidate_cache[link] = LinkCandidate(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 306, in __init__
2021-07-28T14:11:34,252     super().__init__(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 151, in __init__
2021-07-28T14:11:34,252     self.dist = self._prepare()
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 234, in _prepare
2021-07-28T14:11:34,252     dist = self._prepare_distribution()
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/candidates.py", line 317, in _prepare_distribution
2021-07-28T14:11:34,252     return self._factory.preparer.prepare_linked_requirement(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 508, in prepare_linked_requirement
2021-07-28T14:11:34,252     return self._prepare_linked_requirement(req, parallel_builds)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 570, in _prepare_linked_requirement
2021-07-28T14:11:34,252     dist = _get_prepared_distribution(
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/operations/prepare.py", line 60, in _get_prepared_distribution
2021-07-28T14:11:34,252     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/distributions/sdist.py", line 36, in prepare_distribution_metadata
2021-07-28T14:11:34,252     self.req.prepare_metadata()
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 549, in prepare_metadata
2021-07-28T14:11:34,252     self.metadata_directory = self._generate_metadata()
2021-07-28T14:11:34,252   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/req/req_install.py", line 520, in _generate_metadata
2021-07-28T14:11:34,252     raise InstallationError(
2021-07-28T14:11:34,252 pip._internal.exceptions.InstallationError: File "setup.py" not found for legacy project problem==0.1 from https://files.pythonhosted.org/packages/19/6b/e6df447fe1f350d5c2304c649050d07bc33cad68650826ba0a6f475f3cb0/problem-0.1.tar.gz#sha256=9c61a4d6736f6cb02d26c7e29e0ed736b7fb09f712fe1951da2cdacca60f0267.
2021-07-28T14:11:34,262 Removed problem==0.1 from https://files.pythonhosted.org/packages/19/6b/e6df447fe1f350d5c2304c649050d07bc33cad68650826ba0a6f475f3cb0/problem-0.1.tar.gz#sha256=9c61a4d6736f6cb02d26c7e29e0ed736b7fb09f712fe1951da2cdacca60f0267 from build tracker '/tmp/pip-req-tracker-ct49u7mo'
2021-07-28T14:11:34,262 Removed build tracker: '/tmp/pip-req-tracker-ct49u7mo'