2019-06-30T20:15:44 Created temporary directory: /tmp/pip-ephem-wheel-cache-ctonzv7z
2019-06-30T20:15:44 Created temporary directory: /tmp/pip-req-tracker-zsf4ta9i
2019-06-30T20:15:44 Created requirements tracker '/tmp/pip-req-tracker-zsf4ta9i'
2019-06-30T20:15:44 Created temporary directory: /tmp/pip-wheel-c1uufym0
2019-06-30T20:15:44 Collecting trotter==0.5.0
2019-06-30T20:15:44   1 location(s) to search for versions of trotter:
2019-06-30T20:15:44   * https://pypi.org/simple/trotter/
2019-06-30T20:15:44   Getting page https://pypi.org/simple/trotter/
2019-06-30T20:15:44   Analyzing links from page https://pypi.org/simple/trotter/
2019-06-30T20:15:44     Found link https://files.pythonhosted.org/packages/9d/96/4bd88f413279c59be2f4fdaae608e5d5cd25d2fd541301d3e341aa969595/trotter-0.5.1.tar.gz#sha256=35285a41f0c339e70427fb669968f2bf918610867a08ebf95f42f239fba53a41 (from https://pypi.org/simple/trotter/), version: 0.5.1
2019-06-30T20:15:44     Found link https://files.pythonhosted.org/packages/f7/68/96bf5833b0055d8f06786e0936de7e4abb81ec10c647efd70ac2b26a05fe/trotter-0.8.0.tar.gz#sha256=42196fe1c3cc7fabdbdaa0200286f1b3d8113d1fd402a89574c4ae6cb11b5cae (from https://pypi.org/simple/trotter/), version: 0.8.0
2019-06-30T20:15:44   ERROR: Could not find a version that satisfies the requirement trotter==0.5.0 (from versions: 0.5.1, 0.8.0)
2019-06-30T20:15:44 Cleaning up...
2019-06-30T20:15:44 Removed build tracker '/tmp/pip-req-tracker-zsf4ta9i'
2019-06-30T20:15:44 ERROR: No matching distribution found for trotter==0.5.0
2019-06-30T20:15:44 Exception information:
2019-06-30T20:15:44 Traceback (most recent call last):
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-30T20:15:44     status = self.run(options, args)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-06-30T20:15:44     resolver.resolve(requirement_set)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-06-30T20:15:44     self._resolve_one(requirement_set, req)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-06-30T20:15:44     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-06-30T20:15:44     self.require_hashes
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-06-30T20:15:44     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-06-30T20:15:44     self.link = finder.find_requirement(self, upgrade)
2019-06-30T20:15:44   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-06-30T20:15:44     'No matching distribution found for %s' % req
2019-06-30T20:15:44 pip._internal.exceptions.DistributionNotFound: No matching distribution found for trotter==0.5.0