2021-06-07T14:07:01,808 Created temporary directory: /tmp/pip-ephem-wheel-cache-vjp5jro9
2021-06-07T14:07:01,811 Created temporary directory: /tmp/pip-req-tracker-psegcnl1
2021-06-07T14:07:01,811 Initialized build tracking at /tmp/pip-req-tracker-psegcnl1
2021-06-07T14:07:01,812 Created build tracker: /tmp/pip-req-tracker-psegcnl1
2021-06-07T14:07:01,812 Entered build tracker: /tmp/pip-req-tracker-psegcnl1
2021-06-07T14:07:01,812 Created temporary directory: /tmp/pip-wheel-jcqqe535
2021-06-07T14:07:01,858 1 location(s) to search for versions of nclustgen:
2021-06-07T14:07:01,858 * https://pypi.org/simple/nclustgen/
2021-06-07T14:07:01,858 Fetching project page and analyzing links: https://pypi.org/simple/nclustgen/
2021-06-07T14:07:01,859 Getting page https://pypi.org/simple/nclustgen/
2021-06-07T14:07:01,861 Found index url https://pypi.org/simple
2021-06-07T14:07:01,961   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/56/18/da08d97ac9c0e624125796ca631e745b37c57f4bac2e249dc4476d567360/nclustgen-1.0.0-py3-none-any.whl#sha256=61b04db0f2e558ba3d688509df19e1cf12bf8ccf7b6a31f293f0bf8595045c69 (from https://pypi.org/simple/nclustgen/) (requires-python:>=3.8)
2021-06-07T14:07:01,962   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/18/70/31313bcc32772985e5e978b4e15a69e841db9250d857406c1e8f8083a01b/nclustgen-1.0.0.tar.gz#sha256=37b5dab5308ec6e764c7874fa8dbd03327ba0b1743489b0d2dd364a4ae2b63b5 (from https://pypi.org/simple/nclustgen/) (requires-python:>=3.8)
2021-06-07T14:07:01,962 Skipping link: not a file: https://pypi.org/simple/nclustgen/
2021-06-07T14:07:01,963 Given no hashes to check 0 links for project 'nclustgen': discarding no candidates
2021-06-07T14:07:01,963 ERROR: Could not find a version that satisfies the requirement nclustgen==1.0.0 (from versions: none)
2021-06-07T14:07:01,963 ERROR: No matching distribution found for nclustgen==1.0.0
2021-06-07T14:07:01,964 Exception information:
2021-06-07T14:07:01,964 Traceback (most recent call last):
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-06-07T14:07:01,964     name, crit = self._merge_into_criterion(r, parent=None)
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-06-07T14:07:01,964     raise RequirementsConflicted(criterion)
2021-06-07T14:07:01,964 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('nclustgen==1.0.0')
2021-06-07T14:07:01,964 
2021-06-07T14:07:01,964 During handling of the above exception, another exception occurred:
2021-06-07T14:07:01,964 
2021-06-07T14:07:01,964 Traceback (most recent call last):
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 128, in resolve
2021-06-07T14:07:01,964     requirements, max_rounds=try_to_avoid_resolution_too_deep
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-06-07T14:07:01,964     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-06-07T14:07:01,964     raise ResolutionImpossible(e.criterion.information)
2021-06-07T14:07:01,964 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('nclustgen==1.0.0'), parent=None)]
2021-06-07T14:07:01,964 
2021-06-07T14:07:01,964 The above exception was the direct cause of the following exception:
2021-06-07T14:07:01,964 
2021-06-07T14:07:01,964 Traceback (most recent call last):
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-06-07T14:07:01,964     status = self.run(options, args)
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 204, in wrapper
2021-06-07T14:07:01,964     return func(self, options, args)
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 143, in run
2021-06-07T14:07:01,964     reqs, check_supported_wheels=True
2021-06-07T14:07:01,964   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-06-07T14:07:01,964     raise error from e
2021-06-07T14:07:01,964 pip._internal.exceptions.DistributionNotFound: No matching distribution found for nclustgen==1.0.0
2021-06-07T14:07:01,968 Removed build tracker: '/tmp/pip-req-tracker-psegcnl1'