2020-04-19T03:27:25,307 Created temporary directory: /tmp/pip-ephem-wheel-cache-xcls1l_e
2020-04-19T03:27:25,312 Created temporary directory: /tmp/pip-req-tracker-ch3v950h
2020-04-19T03:27:25,312 Initialized build tracking at /tmp/pip-req-tracker-ch3v950h
2020-04-19T03:27:25,313 Created build tracker: /tmp/pip-req-tracker-ch3v950h
2020-04-19T03:27:25,313 Entered build tracker: /tmp/pip-req-tracker-ch3v950h
2020-04-19T03:27:25,314 Created temporary directory: /tmp/pip-wheel-vpfs2t8_
2020-04-19T03:27:25,320 1 location(s) to search for versions of auto-diff:
2020-04-19T03:27:25,320 * https://pypi.org/simple/auto-diff/
2020-04-19T03:27:25,321 Fetching project page and analyzing links: https://pypi.org/simple/auto-diff/
2020-04-19T03:27:25,321 Getting page https://pypi.org/simple/auto-diff/
2020-04-19T03:27:25,324 Found index url https://pypi.org/simple
2020-04-19T03:27:25,327 Getting credentials from keyring for https://pypi.org/simple
2020-04-19T03:27:25,328 Getting credentials from keyring for pypi.org
2020-04-19T03:27:25,538   Skipping link: No binaries permitted for auto-diff: https://files.pythonhosted.org/packages/4c/60/a33e12eeb76cb479c438bb68c278ea2217334f1dad484aa960c0c2def43f/auto_diff-0.3.0-py3-none-any.whl#sha256=22142b6ac860e76de5cddd26396319a80359e13609abb33b69a68ad682798354 (from https://pypi.org/simple/auto-diff/) (requires-python:>=3.8)
2020-04-19T03:27:25,539   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/8c/c3/e15b0bf042f490dc7170c18dbcce4f3f35b3f816e7eb2b530a7074321b1e/auto_diff-0.3.0.tar.gz#sha256=e9ea91f560e0db1971e963da71f7975cd17ae7bda7a0051f5a37c01a0e606914 (from https://pypi.org/simple/auto-diff/) (requires-python:>=3.8)
2020-04-19T03:27:25,539   Skipping link: No binaries permitted for auto-diff: https://files.pythonhosted.org/packages/df/dd/31e102f3ac16b1a83a18f4e692ed7952e002d79460876f21760997f3f350/auto_diff-0.3.1-py3-none-any.whl#sha256=2d50ce3b8517f0d8d10d884202d0da986fffb76bd2225a3d087e8f97b884327e (from https://pypi.org/simple/auto-diff/) (requires-python:>=3.8)
2020-04-19T03:27:25,540   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/34/e0/3796aa36024c9cffd6fdd1145833ed093a5c4d9ac0d43f5babf070b22b30/auto_diff-0.3.1.tar.gz#sha256=0a02c19b038ba238cc6ff5808faa2066d3310e77e8e69dec5a2d8183133ec9cd (from https://pypi.org/simple/auto-diff/) (requires-python:>=3.8)
2020-04-19T03:27:25,547 Given no hashes to check 0 links for project 'auto-diff': discarding no candidates
2020-04-19T03:27:25,547 ERROR: Could not find a version that satisfies the requirement auto-diff==0.3.1 (from versions: none)
2020-04-19T03:27:25,548 Cleaning up...
2020-04-19T03:27:25,553 Removed build tracker: '/tmp/pip-req-tracker-ch3v950h'
2020-04-19T03:27:25,556 ERROR: No matching distribution found for auto-diff==0.3.1
2020-04-19T03:27:25,556 Exception information:
2020-04-19T03:27:25,556 Traceback (most recent call last):
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 186, in _main
2020-04-19T03:27:25,556     status = self.run(options, args)
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 161, in run
2020-04-19T03:27:25,556     resolver.resolve(requirement_set)
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 177, in resolve
2020-04-19T03:27:25,556     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 333, in _resolve_one
2020-04-19T03:27:25,556     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 281, in _get_abstract_dist_for
2020-04-19T03:27:25,556     req.populate_link(self.finder, upgrade_allowed, require_hashes)
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 249, in populate_link
2020-04-19T03:27:25,556     self.link = finder.find_requirement(self, upgrade)
2020-04-19T03:27:25,556   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 927, in find_requirement
2020-04-19T03:27:25,556     'No matching distribution found for %s' % req
2020-04-19T03:27:25,556 pip._internal.exceptions.DistributionNotFound: No matching distribution found for auto-diff==0.3.1