2020-10-12T12:51:15,804 Created temporary directory: /tmp/pip-ephem-wheel-cache-77yfmdsk
2020-10-12T12:51:15,807 Created temporary directory: /tmp/pip-req-tracker-3vpcezrk
2020-10-12T12:51:15,807 Initialized build tracking at /tmp/pip-req-tracker-3vpcezrk
2020-10-12T12:51:15,807 Created build tracker: /tmp/pip-req-tracker-3vpcezrk
2020-10-12T12:51:15,808 Entered build tracker: /tmp/pip-req-tracker-3vpcezrk
2020-10-12T12:51:15,808 Created temporary directory: /tmp/pip-wheel-ucl8fuk8
2020-10-12T12:51:15,818 1 location(s) to search for versions of u-coreutils:
2020-10-12T12:51:15,818 * https://pypi.org/simple/u-coreutils/
2020-10-12T12:51:15,819 Fetching project page and analyzing links: https://pypi.org/simple/u-coreutils/
2020-10-12T12:51:15,819 Getting page https://pypi.org/simple/u-coreutils/
2020-10-12T12:51:15,820 Found index url https://pypi.org/simple
2020-10-12T12:51:15,913   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/e5/05/c6f4422f698d9d08567e7517790357d804e52bbaca02df3b15f2b7e2c8f9/u-coreutils-0.1.0.tar.gz#sha256=1948fac10fa359a93a00f43e894894680ea1295ab7db7ad6457b8d01fc0e7f6d (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,917   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/9a/3f/414ab6b58f50dff9f6ddcdd91572c4fd38cfc001a877c4a1a13b4adc0b6a/u_coreutils-0.1.0-py3-none-any.whl#sha256=35d8474efae9cede5599bf09bdb80bd3d8f684ffc3dda0f9a99dff60c1b3586e (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,918   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/21/b9/b5f47b4763bcaf5c20500e1a79ff3cd02007e936c7417feaa144b22c26f0/u-coreutils-0.1.1.tar.gz#sha256=4614f4ce9d6847a9b4dc945923e1f3562425ad711eb9f8b7809a9870031cb199 (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,919   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/1a/22/6d84505a8004e4308bff68e62a4b76d3fc64866fa933e5ba748f2e73a2d9/u_coreutils-0.1.1-py3-none-any.whl#sha256=b1e44b845188f11de489bc2422bfb299cdf9202c23c72c7ef4f3b11a17a8c66d (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,920   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/03/93/34d456bc548dff74b9feec0f9bce1f45cdb73eec80363ce5a2fd3d7895e0/u-coreutils-0.1.2.tar.gz#sha256=0a7ac8736728e6d43d4c1176a8420ac199e117239eb3efba8f6ca455a7544cfe (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,921   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/1b/8e/46bd975fc8d0507bf25e9483ea6e3758281ffbc1b3bfefd84eded8245f6c/u_coreutils-0.1.2-py3-none-any.whl#sha256=ffd2b54343a0a527beb4cfb6b6161133ac4a7f4374902ccf6c8c6bd0a1ccb4b1 (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,922   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/e5/a2/77ca7dfa43c25c296dbfaa675171a2b42bff8a05745975db2b99e6667233/u-coreutils-0.1.3.tar.gz#sha256=7cd30736389ff39e2ee047859a7d084f615e43542fc4c57c434cfe650e7f9da6 (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,922   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/14/98/ea7b95f0ba346da5d0af9218ffea891112e12a9f8fc1e410eb4e8c0647d4/u_coreutils-0.1.3-py3-none-any.whl#sha256=104aa3b6eec737696a9640b459a197227a1e38b9fb74f66bc8e68f33b45bc1c3 (from https://pypi.org/simple/u-coreutils/) (requires-python:>=3.8,<4.0)
2020-10-12T12:51:15,923 Given no hashes to check 0 links for project 'u-coreutils': discarding no candidates
2020-10-12T12:51:15,923 ERROR: Could not find a version that satisfies the requirement u-coreutils==0.1.3 (from versions: none)
2020-10-12T12:51:15,923 ERROR: No matching distribution found for u-coreutils==0.1.3
2020-10-12T12:51:15,924 Exception information:
2020-10-12T12:51:15,924 Traceback (most recent call last):
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 228, in _main
2020-10-12T12:51:15,924     status = self.run(options, args)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2020-10-12T12:51:15,924     return func(self, options, args)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2020-10-12T12:51:15,924     reqs, check_supported_wheels=True
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2020-10-12T12:51:15,924     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2020-10-12T12:51:15,924     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 339, in _get_abstract_dist_for
2020-10-12T12:51:15,924     self._populate_link(req)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 305, in _populate_link
2020-10-12T12:51:15,924     req.link = self._find_requirement_link(req)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 270, in _find_requirement_link
2020-10-12T12:51:15,924     best_candidate = self.finder.find_requirement(req, upgrade)
2020-10-12T12:51:15,924   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 928, in find_requirement
2020-10-12T12:51:15,924     req)
2020-10-12T12:51:15,924 pip._internal.exceptions.DistributionNotFound: No matching distribution found for u-coreutils==0.1.3
2020-10-12T12:51:15,928 Removed build tracker: '/tmp/pip-req-tracker-3vpcezrk'