2020-06-08T21:31:30,686 Created temporary directory: /tmp/pip-ephem-wheel-cache-fe0_z8fr
2020-06-08T21:31:30,691 Created temporary directory: /tmp/pip-req-tracker-xwl4xcfc
2020-06-08T21:31:30,691 Initialized build tracking at /tmp/pip-req-tracker-xwl4xcfc
2020-06-08T21:31:30,692 Created build tracker: /tmp/pip-req-tracker-xwl4xcfc
2020-06-08T21:31:30,692 Entered build tracker: /tmp/pip-req-tracker-xwl4xcfc
2020-06-08T21:31:30,694 Created temporary directory: /tmp/pip-wheel-z1lkdd4z
2020-06-08T21:31:30,711 1 location(s) to search for versions of topo-library:
2020-06-08T21:31:30,711 * https://pypi.org/simple/topo-library/
2020-06-08T21:31:30,711 Fetching project page and analyzing links: https://pypi.org/simple/topo-library/
2020-06-08T21:31:30,712 Getting page https://pypi.org/simple/topo-library/
2020-06-08T21:31:30,715 Found index url https://pypi.org/simple
2020-06-08T21:31:30,924   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/89/db/df40ed0fe491fc85fea357696eaede6084df208df01a4f1a1b37c343dd2e/topo-library-1.0.tar.gz#sha256=f19436e9ea2641d728d0909a762522f4c1c33b366d7feeabdda1a1b7b288d4e4 (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,925   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/88/c8/60e690590672cad7d339f2c4726537e47d0b251a5a81cfb2d814d3bd5989/topo-library-1.1.tar.gz#sha256=708151094d23b063b2f1d30517c31b6291c92b9ab227176bfd93e26f68ab9770 (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,926   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/db/0c/06a8ba9687ec45c1ffa3d8714192f21d87f80151952bda5d3a7167aacc26/topo-library-1.2.tar.gz#sha256=fdbf7c2d23bdfb7af5fb8e8dd3787876e9b301591f9c435d76a56dd1b747ca6c (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,927   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/2a/44/03fcbf813b649d3b0f385cbf9da056da37f6acc73ea7a6c0ea9fa8539d27/topo-library-1.3.tar.gz#sha256=fa6945d56e86cb380d25799e1058492cf319cf5cc1cb13d08c0189655cb285e1 (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,928   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/bf/30/236ccd7d042d51fb00b88c7bdb6095da490071bd786e964822a37caf545b/topo-library-1.4.tar.gz#sha256=b4f13f9209dd3e85f63ce39b2243c16fb6642d602ab40ba4a3555aecacb2bebd (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,929   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/d7/bd/e7b6ed818a3ca7d6aa6cfabef987de0503b5c189841e783e2f0606817a61/topo-library-1.5.tar.gz#sha256=0f0f5de1f6f47a5705ee77a12b224a062230d402ab23b7af4fe2131243521bc2 (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,930   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/12/d9/8cae412a76df8ac071eee6e785da4d2343556d01e6b51eb6dfd82b4f2e01/topo-library-1.6.tar.gz#sha256=55418310cd245b303d298522d0166ae73bae0beb8415d944ad2af5b1469905eb (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,931   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/d6/5e/f59ba62d856b7150e9b8a03499902d078f6a85c9b99657ffe55e7dba1bb5/topo-library-1.7.tar.gz#sha256=b7a9f37df1a80099f35a305c650fb68e84dc3c6435bf72d161bfc6c6330564e5 (from https://pypi.org/simple/topo-library/) (requires-python:>=3.8)
2020-06-08T21:31:30,938 Given no hashes to check 0 links for project 'topo-library': discarding no candidates
2020-06-08T21:31:30,938 ERROR: Could not find a version that satisfies the requirement topo-library==1.7 (from versions: none)
2020-06-08T21:31:30,939 ERROR: No matching distribution found for topo-library==1.7
2020-06-08T21:31:30,939 Exception information:
2020-06-08T21:31:30,939 Traceback (most recent call last):
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 188, in _main
2020-06-08T21:31:30,939     status = self.run(options, args)
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 185, in wrapper
2020-06-08T21:31:30,939     return func(self, options, args)
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 160, in run
2020-06-08T21:31:30,939     reqs, check_supported_wheels=True
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 179, in resolve
2020-06-08T21:31:30,939     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 362, in _resolve_one
2020-06-08T21:31:30,939     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 313, in _get_abstract_dist_for
2020-06-08T21:31:30,939     self._populate_link(req)
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 279, in _populate_link
2020-06-08T21:31:30,939     req.link = self.finder.find_requirement(req, upgrade)
2020-06-08T21:31:30,939   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2020-06-08T21:31:30,939     req)
2020-06-08T21:31:30,939 pip._internal.exceptions.DistributionNotFound: No matching distribution found for topo-library==1.7
2020-06-08T21:31:30,947 Removed build tracker: '/tmp/pip-req-tracker-xwl4xcfc'