2021-03-07T23:12:19,643 Created temporary directory: /tmp/pip-ephem-wheel-cache-mh435rsh
2021-03-07T23:12:19,646 Created temporary directory: /tmp/pip-req-tracker-81yskzrn
2021-03-07T23:12:19,646 Initialized build tracking at /tmp/pip-req-tracker-81yskzrn
2021-03-07T23:12:19,646 Created build tracker: /tmp/pip-req-tracker-81yskzrn
2021-03-07T23:12:19,647 Entered build tracker: /tmp/pip-req-tracker-81yskzrn
2021-03-07T23:12:19,647 Created temporary directory: /tmp/pip-wheel-1iuanmys
2021-03-07T23:12:19,677 1 location(s) to search for versions of gassman:
2021-03-07T23:12:19,677 * https://pypi.org/simple/gassman/
2021-03-07T23:12:19,678 Fetching project page and analyzing links: https://pypi.org/simple/gassman/
2021-03-07T23:12:19,678 Getting page https://pypi.org/simple/gassman/
2021-03-07T23:12:19,680 Found index url https://pypi.org/simple
2021-03-07T23:12:19,779   Link requires a different Python (3.7.3 not in: '>=3.9'): https://files.pythonhosted.org/packages/02/e3/632eca0c5b4a9b41dd22dbf4b80697ce8ea787dc0966dd3dfbbfe246bdd6/gassman-2.0.0-py3-none-any.whl#sha256=9d26d1947feb988aa1ddc6eac87e2350b1d93f429d2d7add52961ae4229e1edd (from https://pypi.org/simple/gassman/) (requires-python:>=3.9)
2021-03-07T23:12:19,780   Link requires a different Python (3.7.3 not in: '>=3.9'): https://files.pythonhosted.org/packages/f8/d3/c1ca797c152ffd513c2eb1496e47a2c91d9e97b7ddb979b4da8ca74bfe74/gassman-2.0.0.tar.gz#sha256=ad02d92275fff2a5c03930be90a6dc11a493cc6f11bfbb307b36394d4de53188 (from https://pypi.org/simple/gassman/) (requires-python:>=3.9)
2021-03-07T23:12:19,780 Given no hashes to check 0 links for project 'gassman': discarding no candidates
2021-03-07T23:12:19,780 ERROR: Could not find a version that satisfies the requirement gassman==2.0.0
2021-03-07T23:12:19,781 ERROR: No matching distribution found for gassman==2.0.0
2021-03-07T23:12:19,781 Exception information:
2021-03-07T23:12:19,781 Traceback (most recent call last):
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 171, in _merge_into_criterion
2021-03-07T23:12:19,781     crit = self.state.criteria[name]
2021-03-07T23:12:19,781 KeyError: 'gassman'
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 During handling of the above exception, another exception occurred:
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 Traceback (most recent call last):
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 318, in resolve
2021-03-07T23:12:19,781     name, crit = self._merge_into_criterion(r, parent=None)
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-03-07T23:12:19,781     crit = Criterion.from_requirement(self._p, requirement, parent)
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 83, in from_requirement
2021-03-07T23:12:19,781     raise RequirementsConflicted(criterion)
2021-03-07T23:12:19,781 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('gassman==2.0.0')
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 During handling of the above exception, another exception occurred:
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 Traceback (most recent call last):
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 122, in resolve
2021-03-07T23:12:19,781     requirements, max_rounds=try_to_avoid_resolution_too_deep,
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 453, in resolve
2021-03-07T23:12:19,781     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 320, in resolve
2021-03-07T23:12:19,781     raise ResolutionImpossible(e.criterion.information)
2021-03-07T23:12:19,781 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('gassman==2.0.0'), parent=None)]
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 The above exception was the direct cause of the following exception:
2021-03-07T23:12:19,781 
2021-03-07T23:12:19,781 Traceback (most recent call last):
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 189, in _main
2021-03-07T23:12:19,781     status = self.run(options, args)
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 178, in wrapper
2021-03-07T23:12:19,781     return func(self, options, args)
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 159, in run
2021-03-07T23:12:19,781     reqs, check_supported_wheels=True
2021-03-07T23:12:19,781   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-03-07T23:12:19,781     six.raise_from(error, e)
2021-03-07T23:12:19,781   File "<string>", line 3, in raise_from
2021-03-07T23:12:19,781 pip._internal.exceptions.DistributionNotFound: No matching distribution found for gassman==2.0.0
2021-03-07T23:12:19,785 Removed build tracker: '/tmp/pip-req-tracker-81yskzrn'