2020-05-05T00:46:14,462 Created temporary directory: /tmp/pip-ephem-wheel-cache-6wolpybn
2020-05-05T00:46:14,467 Created temporary directory: /tmp/pip-req-tracker-tgpa1d1c
2020-05-05T00:46:14,467 Initialized build tracking at /tmp/pip-req-tracker-tgpa1d1c
2020-05-05T00:46:14,468 Created build tracker: /tmp/pip-req-tracker-tgpa1d1c
2020-05-05T00:46:14,468 Entered build tracker: /tmp/pip-req-tracker-tgpa1d1c
2020-05-05T00:46:14,470 Created temporary directory: /tmp/pip-wheel-lrgffs8x
2020-05-05T00:46:14,475 1 location(s) to search for versions of flask-once:
2020-05-05T00:46:14,475 * https://pypi.org/simple/flask-once/
2020-05-05T00:46:14,476 Fetching project page and analyzing links: https://pypi.org/simple/flask-once/
2020-05-05T00:46:14,477 Getting page https://pypi.org/simple/flask-once/
2020-05-05T00:46:14,479 Found index url https://pypi.org/simple
2020-05-05T00:46:14,482 Getting credentials from keyring for https://pypi.org/simple
2020-05-05T00:46:14,483 Getting credentials from keyring for pypi.org
2020-05-05T00:46:14,688   Found link https://files.pythonhosted.org/packages/89/e2/4bb2954d5e09208dd12db2b917cfa63003a2740267ce9733249761e07ab3/flask-once-0.0.1.tar.gz#sha256=7efb5a2814cef1e133e2cfc21280e5a9a0dc2f117028d2038c7d6b68524ae9e9 (from https://pypi.org/simple/flask-once/) (requires-python:>=3.6), version: 0.0.1
2020-05-05T00:46:14,689   Skipping link: No binaries permitted for flask-once: https://files.pythonhosted.org/packages/d3/66/ee5230d7ff7e8881fcc99d58e2241b19991c70fa8b8a7ebf67f1d607b26a/flask_once-0.0.1-py3-none-any.whl#sha256=bf62e885819b50e1b1531d89e076870a45181a9bd89937c71cfebb191f30f82d (from https://pypi.org/simple/flask-once/) (requires-python:>=3.6)
2020-05-05T00:46:14,690   Found link https://files.pythonhosted.org/packages/41/15/e3b50637a593cd1c58924cedc6dc741872262f0bbc7cf3ee0c32c0d2fc13/flask-once-0.0.2.tar.gz#sha256=8cef816500ac8ed0ba51efdd9ca21ef81180173f2548bcdf9b6234b329f8bcbc (from https://pypi.org/simple/flask-once/) (requires-python:>=3.6), version: 0.0.2
2020-05-05T00:46:14,691   Skipping link: No binaries permitted for flask-once: https://files.pythonhosted.org/packages/17/88/ac48738197de3d64f83a9e270d87beb2798c47ff7150e5d54feaff985f24/flask_once-0.0.2-py3-none-any.whl#sha256=f4cc3c1ed0d4ffdef311437167a2d64ad8bc5f9d082924b6eb20cb66133ddf06 (from https://pypi.org/simple/flask-once/) (requires-python:>=3.6)
2020-05-05T00:46:14,698 Given no hashes to check 1 links for project 'flask-once': discarding no candidates
2020-05-05T00:46:14,699 Using version 0.0.2 (newest of versions: 0.0.2)
2020-05-05T00:46:14,704 Collecting flask-once==0.0.2
2020-05-05T00:46:14,708   Created temporary directory: /tmp/pip-unpack-q97b7pzb
2020-05-05T00:46:14,710   Getting credentials from keyring for files.pythonhosted.org
2020-05-05T00:46:14,807   Downloading flask-once-0.0.2.tar.gz (3.5 kB)
2020-05-05T00:46:14,880   Added flask-once==0.0.2 from https://files.pythonhosted.org/packages/41/15/e3b50637a593cd1c58924cedc6dc741872262f0bbc7cf3ee0c32c0d2fc13/flask-once-0.0.2.tar.gz#sha256=8cef816500ac8ed0ba51efdd9ca21ef81180173f2548bcdf9b6234b329f8bcbc to build tracker '/tmp/pip-req-tracker-tgpa1d1c'
2020-05-05T00:46:14,882     Running setup.py (path:/tmp/pip-wheel-lrgffs8x/flask-once/setup.py) egg_info for package flask-once
2020-05-05T00:46:14,883     Running command python setup.py egg_info
2020-05-05T00:46:16,682     Traceback (most recent call last):
2020-05-05T00:46:16,683       File "<string>", line 1, in <module>
2020-05-05T00:46:16,684       File "/tmp/pip-wheel-lrgffs8x/flask-once/setup.py", line 14, in <module>
2020-05-05T00:46:16,684         with open(VERSION_PATH) as file:
2020-05-05T00:46:16,684     FileNotFoundError: [Errno 2] No such file or directory: '/tmp/pip-wheel-lrgffs8x/flask-once/__version__.py'
2020-05-05T00:46:16,775 Cleaning up...
2020-05-05T00:46:16,775   Removing source in /tmp/pip-wheel-lrgffs8x/flask-once
2020-05-05T00:46:16,791 Removed flask-once==0.0.2 from https://files.pythonhosted.org/packages/41/15/e3b50637a593cd1c58924cedc6dc741872262f0bbc7cf3ee0c32c0d2fc13/flask-once-0.0.2.tar.gz#sha256=8cef816500ac8ed0ba51efdd9ca21ef81180173f2548bcdf9b6234b329f8bcbc from build tracker '/tmp/pip-req-tracker-tgpa1d1c'
2020-05-05T00:46:16,793 Removed build tracker: '/tmp/pip-req-tracker-tgpa1d1c'
2020-05-05T00:46:16,796 ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2020-05-05T00:46:16,798 Exception information:
2020-05-05T00:46:16,798 Traceback (most recent call last):
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 186, in _main
2020-05-05T00:46:16,798     status = self.run(options, args)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 161, in run
2020-05-05T00:46:16,798     resolver.resolve(requirement_set)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 177, in resolve
2020-05-05T00:46:16,798     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 333, in _resolve_one
2020-05-05T00:46:16,798     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 282, in _get_abstract_dist_for
2020-05-05T00:46:16,798     abstract_dist = self.preparer.prepare_linked_requirement(req)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 516, in prepare_linked_requirement
2020-05-05T00:46:16,798     req, self.req_tracker, self.finder, self.build_isolation,
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 95, in _get_prepared_distribution
2020-05-05T00:46:16,798     abstract_dist.prepare_distribution_metadata(finder, build_isolation)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/distributions/sdist.py", line 40, in prepare_distribution_metadata
2020-05-05T00:46:16,798     self.req.prepare_metadata()
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 564, in prepare_metadata
2020-05-05T00:46:16,798     self.metadata_directory = self._generate_metadata()
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 544, in _generate_metadata
2020-05-05T00:46:16,798     details=self.name or "from {}".format(self.link)
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/build/metadata_legacy.py", line 118, in generate_metadata
2020-05-05T00:46:16,798     command_desc='python setup.py egg_info',
2020-05-05T00:46:16,798   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/utils/subprocess.py", line 242, in call_subprocess
2020-05-05T00:46:16,798     raise InstallationError(exc_msg)
2020-05-05T00:46:16,798 pip._internal.exceptions.InstallationError: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.