2021-01-19T12:55:59,397 Created temporary directory: /tmp/pip-ephem-wheel-cache-6ltf9esp
2021-01-19T12:55:59,400 Created temporary directory: /tmp/pip-req-tracker-_kf5pgb3
2021-01-19T12:55:59,400 Initialized build tracking at /tmp/pip-req-tracker-_kf5pgb3
2021-01-19T12:55:59,401 Created build tracker: /tmp/pip-req-tracker-_kf5pgb3
2021-01-19T12:55:59,401 Entered build tracker: /tmp/pip-req-tracker-_kf5pgb3
2021-01-19T12:55:59,401 Created temporary directory: /tmp/pip-wheel-29prlqri
2021-01-19T12:55:59,412 1 location(s) to search for versions of xdrgen:
2021-01-19T12:55:59,412 * https://pypi.org/simple/xdrgen/
2021-01-19T12:55:59,413 Fetching project page and analyzing links: https://pypi.org/simple/xdrgen/
2021-01-19T12:55:59,413 Getting page https://pypi.org/simple/xdrgen/
2021-01-19T12:55:59,415 Found index url https://pypi.org/simple
2021-01-19T12:55:59,545   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/de/c3/2699f7f6926957e46e1310676f277116b6b762f509a08ed178b6e6c42a67/xdrgen-0.0.0.dev0-py3-none-any.whl#sha256=545921404f5eabff4c3870623253e36b31472995496c76b2974388ea792dd725 (from https://pypi.org/simple/xdrgen/) (requires-python:>=3.8,<4.0)
2021-01-19T12:55:59,545   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/c5/73/dbfaccd34a95ea30b93af1198946dfd8714c0068cff26391dccae57855db/xdrgen-0.0.0.dev0.tar.gz#sha256=e9e640c0b4b44f3daaddff2587ce7d81b0cae2060849946a819a7e532c6c692b (from https://pypi.org/simple/xdrgen/) (requires-python:>=3.8,<4.0)
2021-01-19T12:55:59,546 Given no hashes to check 0 links for project 'xdrgen': discarding no candidates
2021-01-19T12:55:59,546 ERROR: Could not find a version that satisfies the requirement xdrgen==0.0.0.dev0 (from versions: none)
2021-01-19T12:55:59,547 ERROR: No matching distribution found for xdrgen==0.0.0.dev0
2021-01-19T12:55:59,547 Exception information:
2021-01-19T12:55:59,547 Traceback (most recent call last):
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 228, in _main
2021-01-19T12:55:59,547     status = self.run(options, args)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2021-01-19T12:55:59,547     return func(self, options, args)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2021-01-19T12:55:59,547     reqs, check_supported_wheels=True
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2021-01-19T12:55:59,547     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2021-01-19T12:55:59,547     abstract_dist = self._get_abstract_dist_for(req_to_install)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 339, in _get_abstract_dist_for
2021-01-19T12:55:59,547     self._populate_link(req)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 305, in _populate_link
2021-01-19T12:55:59,547     req.link = self._find_requirement_link(req)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 270, in _find_requirement_link
2021-01-19T12:55:59,547     best_candidate = self.finder.find_requirement(req, upgrade)
2021-01-19T12:55:59,547   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2021-01-19T12:55:59,547     req)
2021-01-19T12:55:59,547 pip._internal.exceptions.DistributionNotFound: No matching distribution found for xdrgen==0.0.0.dev0
2021-01-19T12:55:59,551 Removed build tracker: '/tmp/pip-req-tracker-_kf5pgb3'