2021-07-09T03:29:03,461 Created temporary directory: /tmp/pip-ephem-wheel-cache-rju4tz5r
2021-07-09T03:29:03,464 Created temporary directory: /tmp/pip-req-tracker-7td6ju11
2021-07-09T03:29:03,464 Initialized build tracking at /tmp/pip-req-tracker-7td6ju11
2021-07-09T03:29:03,465 Created build tracker: /tmp/pip-req-tracker-7td6ju11
2021-07-09T03:29:03,465 Entered build tracker: /tmp/pip-req-tracker-7td6ju11
2021-07-09T03:29:03,466 Created temporary directory: /tmp/pip-wheel-vc9g_d_3
2021-07-09T03:29:03,499 1 location(s) to search for versions of constraintslib:
2021-07-09T03:29:03,499 * https://pypi.org/simple/constraintslib/
2021-07-09T03:29:03,499 Fetching project page and analyzing links: https://pypi.org/simple/constraintslib/
2021-07-09T03:29:03,500 Getting page https://pypi.org/simple/constraintslib/
2021-07-09T03:29:03,501 Found index url https://pypi.org/simple
2021-07-09T03:29:03,684   Found link https://files.pythonhosted.org/packages/1a/a4/35a989c01a4b13f373330471b9071337f607158c4f457fbade87ac3e3f7f/constraintslib-0.120126.zip#sha256=12293ec4b136563464896c0deaf47ebbd3dc3bc695ed3c6e76783567fd21ff0b (from https://pypi.org/simple/constraintslib/), version: 0.120126
2021-07-09T03:29:03,685 Skipping link: not a file: https://pypi.org/simple/constraintslib/
2021-07-09T03:29:03,701 Given no hashes to check 0 links for project 'constraintslib': discarding no candidates
2021-07-09T03:29:03,701 ERROR: Could not find a version that satisfies the requirement constraintslib==0.1 (from versions: 0.120126)
2021-07-09T03:29:03,702 ERROR: No matching distribution found for constraintslib==0.1
2021-07-09T03:29:03,702 Exception information:
2021-07-09T03:29:03,702 Traceback (most recent call last):
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-09T03:29:03,702     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-09T03:29:03,702     raise RequirementsConflicted(criterion)
2021-07-09T03:29:03,702 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('constraintslib==0.1')
2021-07-09T03:29:03,702 
2021-07-09T03:29:03,702 During handling of the above exception, another exception occurred:
2021-07-09T03:29:03,702 
2021-07-09T03:29:03,702 Traceback (most recent call last):
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-09T03:29:03,702     result = self._result = resolver.resolve(
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-09T03:29:03,702     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-09T03:29:03,702     raise ResolutionImpossible(e.criterion.information)
2021-07-09T03:29:03,702 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('constraintslib==0.1'), parent=None)]
2021-07-09T03:29:03,702 
2021-07-09T03:29:03,702 The above exception was the direct cause of the following exception:
2021-07-09T03:29:03,702 
2021-07-09T03:29:03,702 Traceback (most recent call last):
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-09T03:29:03,702     status = self.run(options, args)
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-09T03:29:03,702     return func(self, options, args)
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-09T03:29:03,702     requirement_set = resolver.resolve(
2021-07-09T03:29:03,702   File "/usr/local/lib/python3.9/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-09T03:29:03,702     raise error from e
2021-07-09T03:29:03,702 pip._internal.exceptions.DistributionNotFound: No matching distribution found for constraintslib==0.1
2021-07-09T03:29:03,706 Removed build tracker: '/tmp/pip-req-tracker-7td6ju11'