2020-08-03T15:23:37,911 Created temporary directory: /tmp/pip-ephem-wheel-cache-97drtqep
2020-08-03T15:23:37,915 Created temporary directory: /tmp/pip-req-tracker-sdqbsnn6
2020-08-03T15:23:37,916 Initialized build tracking at /tmp/pip-req-tracker-sdqbsnn6
2020-08-03T15:23:37,917 Created build tracker: /tmp/pip-req-tracker-sdqbsnn6
2020-08-03T15:23:37,917 Entered build tracker: /tmp/pip-req-tracker-sdqbsnn6
2020-08-03T15:23:37,918 Created temporary directory: /tmp/pip-wheel-d9do_cld
2020-08-03T15:23:37,933 1 location(s) to search for versions of native-fork-locking:
2020-08-03T15:23:37,933 * https://pypi.org/simple/native-fork-locking/
2020-08-03T15:23:37,933 Fetching project page and analyzing links: https://pypi.org/simple/native-fork-locking/
2020-08-03T15:23:37,934 Getting page https://pypi.org/simple/native-fork-locking/
2020-08-03T15:23:37,937 Found index url https://pypi.org/simple
2020-08-03T15:23:38,136   Skipping link: No binaries permitted for native-fork-locking: https://files.pythonhosted.org/packages/20/8d/4857dd06dff29d62de4c617d4a075eebce45fbb9ae861f463261649394a6/native_fork_locking-0.1.2-cp27-cp27m-macosx_10_15_x86_64.whl#sha256=299c21ed676c91c52c34793026d286b3f59dfdf9ed1d19ce0202a5bde1827d37 (from https://pypi.org/simple/native-fork-locking/)
2020-08-03T15:23:38,137   Found link https://files.pythonhosted.org/packages/0b/11/61bf01a801423a1b87494b64789b1586dd831287e679901059edd861487d/native_fork_locking-0.1.2.macosx-10.15-x86_64.tar.gz#sha256=f74110cfd97647d736fb26e798456738fa364963fbb32c30d6408d8fc33dc7be (from https://pypi.org/simple/native-fork-locking/), version: 0.1.2.macosx-10.15-x86_64
2020-08-03T15:23:38,145 Given no hashes to check 0 links for project 'native-fork-locking': discarding no candidates
2020-08-03T15:23:38,146 ERROR: Could not find a version that satisfies the requirement native-fork-locking==0.1.2 (from versions: 0.1.2.macosx-10.15-x86_64)
2020-08-03T15:23:38,146 ERROR: No matching distribution found for native-fork-locking==0.1.2
2020-08-03T15:23:38,147 Exception information:
2020-08-03T15:23:38,147 Traceback (most recent call last):
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 188, in _main
2020-08-03T15:23:38,147     status = self.run(options, args)
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 185, in wrapper
2020-08-03T15:23:38,147     return func(self, options, args)
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 160, in run
2020-08-03T15:23:38,147     reqs, check_supported_wheels=True
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 179, in resolve
2020-08-03T15:23:38,147     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 362, in _resolve_one
2020-08-03T15:23:38,147     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 313, in _get_abstract_dist_for
2020-08-03T15:23:38,147     self._populate_link(req)
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 279, in _populate_link
2020-08-03T15:23:38,147     req.link = self.finder.find_requirement(req, upgrade)
2020-08-03T15:23:38,147   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2020-08-03T15:23:38,147     req)
2020-08-03T15:23:38,147 pip._internal.exceptions.DistributionNotFound: No matching distribution found for native-fork-locking==0.1.2
2020-08-03T15:23:38,155 Removed build tracker: '/tmp/pip-req-tracker-sdqbsnn6'