2020-04-05T07:17:13,805 Created temporary directory: /tmp/pip-ephem-wheel-cache-qi67ljn7
2020-04-05T07:17:13,810 Created temporary directory: /tmp/pip-req-tracker-n9b7p1yy
2020-04-05T07:17:13,810 Initialized build tracking at /tmp/pip-req-tracker-n9b7p1yy
2020-04-05T07:17:13,811 Created build tracker: /tmp/pip-req-tracker-n9b7p1yy
2020-04-05T07:17:13,811 Entered build tracker: /tmp/pip-req-tracker-n9b7p1yy
2020-04-05T07:17:13,813 Created temporary directory: /tmp/pip-wheel-tg8ad4z0
2020-04-05T07:17:13,818 1 location(s) to search for versions of unidown:
2020-04-05T07:17:13,818 * https://pypi.org/simple/unidown/
2020-04-05T07:17:13,819 Fetching project page and analyzing links: https://pypi.org/simple/unidown/
2020-04-05T07:17:13,819 Getting page https://pypi.org/simple/unidown/
2020-04-05T07:17:13,822 Found index url https://pypi.org/simple
2020-04-05T07:17:13,825 Getting credentials from keyring for https://pypi.org/simple
2020-04-05T07:17:13,825 Getting credentials from keyring for pypi.org
2020-04-05T07:17:14,125   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/0c/0f/378664e05b799e4e488322456bcb74830c3f23d68a34468ed7e5f38abe52/unidown-1.2.3-py36-none-any.whl#sha256=02bc2002fc92b1f8fda7a1e0c176901c9467d29936c74c6522dd349c56066d51 (from https://pypi.org/simple/unidown/) (requires-python:>=3.6)
2020-04-05T07:17:14,126   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/05/90/6c90b7e08f3501e82e351b47b794e296a90d099364ff24b813f9e3f1a4ba/unidown-2.0.0.dev4-py37-none-any.whl#sha256=dfba00471006d08b5fd419faac95db5f08b0f1d021fbf07fd1987316bcec618a (from https://pypi.org/simple/unidown/) (requires-python:>=3.7)
2020-04-05T07:17:14,126   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/ef/5d/47cd18f8681784fcf8bb65ff0ff1f9df679ce0d71d1c2d3ab2797a9121d3/unidown-2.0.0.dev5-py37-none-any.whl#sha256=06354ff8315de3dd9d10f97b2e688958beea13485c7db17f63f678dd97236c4b (from https://pypi.org/simple/unidown/) (requires-python:>=3.7)
2020-04-05T07:17:14,127   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/08/fb/a49b795a71cf2cc7f9b9ecf5bb5801f28fe356dfec1d0aa8a924aa9a55ab/unidown-2.0.0.dev6-py37-none-any.whl#sha256=0ec9bb36114817fbb7e8dc0fab5c67432ca4a161be12a8e0da5fa1a47a6e1dc3 (from https://pypi.org/simple/unidown/) (requires-python:>=3.7)
2020-04-05T07:17:14,127   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/3e/43/e0e0bdae9cd769a6a71c90209950b703bab86d96bbeb1802daed408087e1/unidown-2.0.0.dev7-py3-none-any.whl#sha256=d3e5b898072c16a2071a3853ab476177e796c3142bdbc19c041614fd8828fea3 (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,128   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/77/ca/c7679362d30fe287616beff10dc1166998ec8dad4e07d4194939d6d2d556/unidown-2.0.0.dev7.tar.gz#sha256=e2658fda9f6dd5d31b3c2a9de8bbde3feb45a76649b63faf9ccf1ac57f3be785 (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,128   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/f7/84/b60616cae3551515b6083d1f29dc992bb4767fca756ef3af764aceb10c06/unidown-2.0.0-py3-none-any.whl#sha256=ed8f433d0978103f1ffdc80dc4d67fcfc804a1a269733b1845b64f975b658f05 (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,129   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/55/45/42a8db09876d9507196c458095a9bfe2b9128bed6777a1616327167b1424/unidown-2.0.0.tar.gz#sha256=04bdb429dfa8e076a3485fbd5a8e26943c2c4b10291c67c2990d058b1fab95ad (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,130   Skipping link: No binaries permitted for unidown: https://files.pythonhosted.org/packages/ac/52/697ab6bb9ac8db9cc0b245a821b0e7a542bd735942e552ea7d8df838f61e/unidown-2.0.1-py3-none-any.whl#sha256=04b8accfc2a5927ea9fcba3e1dac90fb8c257cd416cd64f4de444481b83f3f55 (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,131   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/18/77/c7438a1e61dd7747cda1b9243f8e7f401dd87e0aa6866ed8b20c57fcffff/unidown-2.0.1.tar.gz#sha256=6c38b8bf681cfc6efeda31fd37555cea57ab505664af0820cefbc21f01f66fdc (from https://pypi.org/simple/unidown/) (requires-python:>=3.8)
2020-04-05T07:17:14,138 Given no hashes to check 0 links for project 'unidown': discarding no candidates
2020-04-05T07:17:14,138 ERROR: Could not find a version that satisfies the requirement unidown==2.0.0.dev7 (from versions: none)
2020-04-05T07:17:14,139 Cleaning up...
2020-04-05T07:17:14,144 Removed build tracker: '/tmp/pip-req-tracker-n9b7p1yy'
2020-04-05T07:17:14,148 ERROR: No matching distribution found for unidown==2.0.0.dev7
2020-04-05T07:17:14,148 Exception information:
2020-04-05T07:17:14,148 Traceback (most recent call last):
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 186, in _main
2020-04-05T07:17:14,148     status = self.run(options, args)
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 161, in run
2020-04-05T07:17:14,148     resolver.resolve(requirement_set)
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 177, in resolve
2020-04-05T07:17:14,148     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 333, in _resolve_one
2020-04-05T07:17:14,148     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 281, in _get_abstract_dist_for
2020-04-05T07:17:14,148     req.populate_link(self.finder, upgrade_allowed, require_hashes)
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 249, in populate_link
2020-04-05T07:17:14,148     self.link = finder.find_requirement(self, upgrade)
2020-04-05T07:17:14,148   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 927, in find_requirement
2020-04-05T07:17:14,148     'No matching distribution found for %s' % req
2020-04-05T07:17:14,148 pip._internal.exceptions.DistributionNotFound: No matching distribution found for unidown==2.0.0.dev7