2020-07-29T17:55:58,318 Created temporary directory: /tmp/pip-ephem-wheel-cache-0zv1md7r
2020-07-29T17:55:58,322 Created temporary directory: /tmp/pip-req-tracker-devf7nmx
2020-07-29T17:55:58,323 Initialized build tracking at /tmp/pip-req-tracker-devf7nmx
2020-07-29T17:55:58,323 Created build tracker: /tmp/pip-req-tracker-devf7nmx
2020-07-29T17:55:58,324 Entered build tracker: /tmp/pip-req-tracker-devf7nmx
2020-07-29T17:55:58,325 Created temporary directory: /tmp/pip-wheel-fox418yl
2020-07-29T17:55:58,341 1 location(s) to search for versions of cooperative-dataclasses:
2020-07-29T17:55:58,341 * https://pypi.org/simple/cooperative-dataclasses/
2020-07-29T17:55:58,342 Fetching project page and analyzing links: https://pypi.org/simple/cooperative-dataclasses/
2020-07-29T17:55:58,343 Getting page https://pypi.org/simple/cooperative-dataclasses/
2020-07-29T17:55:58,346 Found index url https://pypi.org/simple
2020-07-29T17:55:58,550   Skipping link: No binaries permitted for cooperative-dataclasses: https://files.pythonhosted.org/packages/84/14/1599030c93f3a0d9c776004fb062f205679a61642b02f9cb41b477397cd9/cooperative_dataclasses-0.1-py3-none-any.whl#sha256=6ae44385641494538ef1d37fb1ad97fbecd28fa42a8eff7a4f62ea17d53522d8 (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,552   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/8f/8c/82c901559ddc77e260e329cffe10f0e7d8469dea8544ba7839200a1082b7/cooperative_dataclasses-0.1.tar.gz#sha256=98a813811154e0ddda6d6a7f88ef07bafa6459b9727c1caa08977a2d7a97abb1 (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,552   Skipping link: No binaries permitted for cooperative-dataclasses: https://files.pythonhosted.org/packages/bb/a8/e33a3522b861e8998ee5980199c75e7e12fc4f7a03162040ae9dd2725135/cooperative_dataclasses-0.2-py3-none-any.whl#sha256=76dc8492c7b84eafa27131cfc234f430c3c5b2f0118bcf39d20ec7707736c86c (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,553   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/db/10/4255685728b393b9e0e52cf51048dc520086f409a1bfba0c220cf80f356d/cooperative_dataclasses-0.2.tar.gz#sha256=99d5fc3677964cfa31ef083629ddb277c4888f994e29251ec43b09e8f8cbfabb (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,554   Skipping link: No binaries permitted for cooperative-dataclasses: https://files.pythonhosted.org/packages/85/47/ab6cee7ea8ed6e2c7d666da4c7058738c80cf23fb883bf1c3abb95049f06/cooperative_dataclasses-0.2.1-py3-none-any.whl#sha256=bcf468507364a693e0a5212ecd22286945e63026a08bea909f9f3c70091fe0cb (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,554   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/6c/6a/afacb886b0421828fff74dad8b1d4ed6857453617751296fc12dca7f67e2/cooperative_dataclasses-0.2.1.tar.gz#sha256=68e59e9d5b9db393ad5476bfbc6cff474f877c4fe1c7458c7ca2b30932ca13f1 (from https://pypi.org/simple/cooperative-dataclasses/) (requires-python:>=3.8,<4.0)
2020-07-29T17:55:58,561 Given no hashes to check 0 links for project 'cooperative-dataclasses': discarding no candidates
2020-07-29T17:55:58,562 ERROR: Could not find a version that satisfies the requirement cooperative-dataclasses==0.2.1 (from versions: none)
2020-07-29T17:55:58,563 ERROR: No matching distribution found for cooperative-dataclasses==0.2.1
2020-07-29T17:55:58,563 Exception information:
2020-07-29T17:55:58,563 Traceback (most recent call last):
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 188, in _main
2020-07-29T17:55:58,563     status = self.run(options, args)
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 185, in wrapper
2020-07-29T17:55:58,563     return func(self, options, args)
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 160, in run
2020-07-29T17:55:58,563     reqs, check_supported_wheels=True
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 179, in resolve
2020-07-29T17:55:58,563     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 362, in _resolve_one
2020-07-29T17:55:58,563     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 313, in _get_abstract_dist_for
2020-07-29T17:55:58,563     self._populate_link(req)
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 279, in _populate_link
2020-07-29T17:55:58,563     req.link = self.finder.find_requirement(req, upgrade)
2020-07-29T17:55:58,563   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2020-07-29T17:55:58,563     req)
2020-07-29T17:55:58,563 pip._internal.exceptions.DistributionNotFound: No matching distribution found for cooperative-dataclasses==0.2.1
2020-07-29T17:55:58,571 Removed build tracker: '/tmp/pip-req-tracker-devf7nmx'