2021-04-23T20:10:57,546 Created temporary directory: /tmp/pip-ephem-wheel-cache-m92sc9j2
2021-04-23T20:10:57,549 Created temporary directory: /tmp/pip-req-tracker-eskxl7iz
2021-04-23T20:10:57,549 Initialized build tracking at /tmp/pip-req-tracker-eskxl7iz
2021-04-23T20:10:57,549 Created build tracker: /tmp/pip-req-tracker-eskxl7iz
2021-04-23T20:10:57,550 Entered build tracker: /tmp/pip-req-tracker-eskxl7iz
2021-04-23T20:10:57,550 Created temporary directory: /tmp/pip-wheel-b2ijextw
2021-04-23T20:10:57,578 1 location(s) to search for versions of little-shelf:
2021-04-23T20:10:57,578 * https://pypi.org/simple/little-shelf/
2021-04-23T20:10:57,578 Fetching project page and analyzing links: https://pypi.org/simple/little-shelf/
2021-04-23T20:10:57,579 Getting page https://pypi.org/simple/little-shelf/
2021-04-23T20:10:57,581 Found index url https://pypi.org/simple
2021-04-23T20:10:57,582 Getting credentials from keyring for https://pypi.org/simple
2021-04-23T20:10:57,929 Loading KWallet
2021-04-23T20:10:57,953 Loading SecretService
2021-04-23T20:10:57,998 Loading Windows
2021-04-23T20:10:58,000 Loading chainer
2021-04-23T20:10:58,002 Loading macOS
2021-04-23T20:10:58,005 Loading Gnome
2021-04-23T20:10:58,044 Loading Google
2021-04-23T20:10:58,048 Loading Windows (alt)
2021-04-23T20:10:58,053 Loading file
2021-04-23T20:10:58,055 Loading keyczar
2021-04-23T20:10:58,055 Loading multi
2021-04-23T20:10:58,056 Loading pyfs
2021-04-23T20:10:58,093 Getting credentials from keyring for pypi.org
2021-04-23T20:10:58,182   Link requires a different Python (3.7.3 not in: '>=3.9,<4.0'): https://files.pythonhosted.org/packages/e3/6a/4a5d7e4fab551750da49e03beb8721d6c9eda3681e22bdaa5ad4ba116b6e/little-shelf-0.0.1.tar.gz#sha256=1d1f77f7585939ff57e9e865a62867468e1e87466ccef50b37bf7a5a2ff27abe (from https://pypi.org/simple/little-shelf/) (requires-python:>=3.9,<4.0)
2021-04-23T20:10:58,196   Link requires a different Python (3.7.3 not in: '>=3.9,<4.0'): https://files.pythonhosted.org/packages/05/86/34b1800b3a629e3ee301504ccec5595b52cd0e8d6e408ad560fbe2fd1ea7/little_shelf-0.0.1-py3-none-any.whl#sha256=e92af29ea1654812e45b6b306c7bacf9ae7aad7ad8ed2f3007cdcd9a04b3e17c (from https://pypi.org/simple/little-shelf/) (requires-python:>=3.9,<4.0)
2021-04-23T20:10:58,197   Link requires a different Python (3.7.3 not in: '>=3.9,<4.0'): https://files.pythonhosted.org/packages/09/c0/850d942787fdcc7cbfcae1b61870c9731162c820f098c691ba2b4eeecc8e/little-shelf-0.0.2.tar.gz#sha256=b2041760874f520f5565aa427e55fbef11db856873f009c417197ae273f382bb (from https://pypi.org/simple/little-shelf/) (requires-python:>=3.9,<4.0)
2021-04-23T20:10:58,198   Link requires a different Python (3.7.3 not in: '>=3.9,<4.0'): https://files.pythonhosted.org/packages/aa/79/7333120de9fd317eb41dba95ab65b753c446ab588f1508e53f1c4bf426bd/little_shelf-0.0.2-py3-none-any.whl#sha256=247d16f1fc2da795d912ad3380a4320c1e6838ef42a83d41c40b7557b4d404e3 (from https://pypi.org/simple/little-shelf/) (requires-python:>=3.9,<4.0)
2021-04-23T20:10:58,198 Given no hashes to check 0 links for project 'little-shelf': discarding no candidates
2021-04-23T20:10:58,199 ERROR: Could not find a version that satisfies the requirement little-shelf==0.0.2
2021-04-23T20:10:58,199 ERROR: No matching distribution found for little-shelf==0.0.2
2021-04-23T20:10:58,199 Exception information:
2021-04-23T20:10:58,199 Traceback (most recent call last):
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 171, in _merge_into_criterion
2021-04-23T20:10:58,199     crit = self.state.criteria[name]
2021-04-23T20:10:58,199 KeyError: 'little-shelf'
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 During handling of the above exception, another exception occurred:
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 Traceback (most recent call last):
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 318, in resolve
2021-04-23T20:10:58,199     name, crit = self._merge_into_criterion(r, parent=None)
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-04-23T20:10:58,199     crit = Criterion.from_requirement(self._p, requirement, parent)
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 83, in from_requirement
2021-04-23T20:10:58,199     raise RequirementsConflicted(criterion)
2021-04-23T20:10:58,199 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('little-shelf==0.0.2')
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 During handling of the above exception, another exception occurred:
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 Traceback (most recent call last):
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 122, in resolve
2021-04-23T20:10:58,199     requirements, max_rounds=try_to_avoid_resolution_too_deep,
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 453, in resolve
2021-04-23T20:10:58,199     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 320, in resolve
2021-04-23T20:10:58,199     raise ResolutionImpossible(e.criterion.information)
2021-04-23T20:10:58,199 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('little-shelf==0.0.2'), parent=None)]
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 The above exception was the direct cause of the following exception:
2021-04-23T20:10:58,199 
2021-04-23T20:10:58,199 Traceback (most recent call last):
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 189, in _main
2021-04-23T20:10:58,199     status = self.run(options, args)
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 178, in wrapper
2021-04-23T20:10:58,199     return func(self, options, args)
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 159, in run
2021-04-23T20:10:58,199     reqs, check_supported_wheels=True
2021-04-23T20:10:58,199   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-04-23T20:10:58,199     six.raise_from(error, e)
2021-04-23T20:10:58,199   File "<string>", line 3, in raise_from
2021-04-23T20:10:58,199 pip._internal.exceptions.DistributionNotFound: No matching distribution found for little-shelf==0.0.2
2021-04-23T20:10:58,204 Removed build tracker: '/tmp/pip-req-tracker-eskxl7iz'