2020-07-25T15:18:45,008 Created temporary directory: /tmp/pip-ephem-wheel-cache-stcg3wwt
2020-07-25T15:18:45,012 Created temporary directory: /tmp/pip-req-tracker-sigmn8jb
2020-07-25T15:18:45,013 Initialized build tracking at /tmp/pip-req-tracker-sigmn8jb
2020-07-25T15:18:45,013 Created build tracker: /tmp/pip-req-tracker-sigmn8jb
2020-07-25T15:18:45,014 Entered build tracker: /tmp/pip-req-tracker-sigmn8jb
2020-07-25T15:18:45,015 Created temporary directory: /tmp/pip-wheel-c0zq0sb5
2020-07-25T15:18:45,032 1 location(s) to search for versions of mercs-mixed:
2020-07-25T15:18:45,032 * https://pypi.org/simple/mercs-mixed/
2020-07-25T15:18:45,033 Fetching project page and analyzing links: https://pypi.org/simple/mercs-mixed/
2020-07-25T15:18:45,034 Getting page https://pypi.org/simple/mercs-mixed/
2020-07-25T15:18:45,037 Found index url https://pypi.org/simple
2020-07-25T15:18:45,242   Link requires a different Python (3.7.3 not in: '>=3.8.0,<4.0.0'): https://files.pythonhosted.org/packages/f5/09/98720674f3960a642dfbd977bf3a2ce9d2b589bf81714e0fb2b54adc5164/mercs-mixed-0.0.41.tar.gz#sha256=a44329fe238de1ae4e8f1c9a845262c2fe3867830d64efa2f178ec4b0ee1d3a3 (from https://pypi.org/simple/mercs-mixed/) (requires-python:>=3.8.0,<4.0.0)
2020-07-25T15:18:45,243   Skipping link: No binaries permitted for mercs-mixed: https://files.pythonhosted.org/packages/33/46/43e1601137b36a20501336f6b13d5d5c62024786ba0e18ebf51b9bec202e/mercs_mixed-0.0.41-py3-none-any.whl#sha256=60c7936d65be65bded98e3375d96259dd20d535ab4970e663f989b16853bfded (from https://pypi.org/simple/mercs-mixed/) (requires-python:>=3.8.0,<4.0.0)
2020-07-25T15:18:45,244   Link requires a different Python (3.7.3 not in: '>=3.8.0,<4.0.0'): https://files.pythonhosted.org/packages/2b/02/b7fbb88d579170909633fd11be5b8eae5e93c01e01d6719a88f9b5d38645/mercs-mixed-0.0.42.tar.gz#sha256=dc4531f50d47a1ab001a248fe9df73f1f8578458ccdd46b1188f46fcb3e849c6 (from https://pypi.org/simple/mercs-mixed/) (requires-python:>=3.8.0,<4.0.0)
2020-07-25T15:18:45,244   Skipping link: No binaries permitted for mercs-mixed: https://files.pythonhosted.org/packages/b9/da/1cab99511a4ca4c3ff584f77b8174d939ef8878a2eb42dfbe0ff81bdc13f/mercs_mixed-0.0.42-py3-none-any.whl#sha256=720cf25882ca28815bbd75a3d38b3896f05cf25ddb807773c4d9bb59fc680805 (from https://pypi.org/simple/mercs-mixed/) (requires-python:>=3.8.0,<4.0.0)
2020-07-25T15:18:45,251 Given no hashes to check 0 links for project 'mercs-mixed': discarding no candidates
2020-07-25T15:18:45,252 ERROR: Could not find a version that satisfies the requirement mercs-mixed==0.0.42 (from versions: none)
2020-07-25T15:18:45,252 ERROR: No matching distribution found for mercs-mixed==0.0.42
2020-07-25T15:18:45,253 Exception information:
2020-07-25T15:18:45,253 Traceback (most recent call last):
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 188, in _main
2020-07-25T15:18:45,253     status = self.run(options, args)
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 185, in wrapper
2020-07-25T15:18:45,253     return func(self, options, args)
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 160, in run
2020-07-25T15:18:45,253     reqs, check_supported_wheels=True
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 179, in resolve
2020-07-25T15:18:45,253     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 362, in _resolve_one
2020-07-25T15:18:45,253     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 313, in _get_abstract_dist_for
2020-07-25T15:18:45,253     self._populate_link(req)
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 279, in _populate_link
2020-07-25T15:18:45,253     req.link = self.finder.find_requirement(req, upgrade)
2020-07-25T15:18:45,253   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2020-07-25T15:18:45,253     req)
2020-07-25T15:18:45,253 pip._internal.exceptions.DistributionNotFound: No matching distribution found for mercs-mixed==0.0.42
2020-07-25T15:18:45,261 Removed build tracker: '/tmp/pip-req-tracker-sigmn8jb'