2019-07-09T21:01:42 Created temporary directory: /tmp/pip-ephem-wheel-cache-hxfcklgh
2019-07-09T21:01:42 Created temporary directory: /tmp/pip-req-tracker-htv94tmt
2019-07-09T21:01:42 Created requirements tracker '/tmp/pip-req-tracker-htv94tmt'
2019-07-09T21:01:42 Created temporary directory: /tmp/pip-wheel-sh0rtlfr
2019-07-09T21:01:42 Collecting caching-py35==0.1.dev8
2019-07-09T21:01:42   1 location(s) to search for versions of caching-py35:
2019-07-09T21:01:42   * https://pypi.org/simple/caching-py35/
2019-07-09T21:01:42   Getting page https://pypi.org/simple/caching-py35/
2019-07-09T21:01:42   Analyzing links from page https://pypi.org/simple/caching-py35/
2019-07-09T21:01:42     Found link https://files.pythonhosted.org/packages/8b/77/5c910ab072ccbce43b66310ebe1a0cc10a2c2e8e08873c7d30111a67617b/caching-py35-0.1.dev8.linux-x86_64.tar.gz#sha256=86548a6312da58d9ab0939d778860c4a570d3177b724d32816f819bf76804c4f (from https://pypi.org/simple/caching-py35/) (requires-python:>=3.5), version: 0.1.dev8.linux-x86_64
2019-07-09T21:01:42   ERROR: Could not find a version that satisfies the requirement caching-py35==0.1.dev8 (from versions: 0.1.dev8.linux-x86_64)
2019-07-09T21:01:42 Cleaning up...
2019-07-09T21:01:43 Removed build tracker '/tmp/pip-req-tracker-htv94tmt'
2019-07-09T21:01:43 ERROR: No matching distribution found for caching-py35==0.1.dev8
2019-07-09T21:01:43 Exception information:
2019-07-09T21:01:43 Traceback (most recent call last):
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-09T21:01:43     status = self.run(options, args)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-07-09T21:01:43     resolver.resolve(requirement_set)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-07-09T21:01:43     self._resolve_one(requirement_set, req)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-07-09T21:01:43     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-07-09T21:01:43     self.require_hashes
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-07-09T21:01:43     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-07-09T21:01:43     self.link = finder.find_requirement(self, upgrade)
2019-07-09T21:01:43   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-07-09T21:01:43     'No matching distribution found for %s' % req
2019-07-09T21:01:43 pip._internal.exceptions.DistributionNotFound: No matching distribution found for caching-py35==0.1.dev8