2020-04-22T11:56:45,488 Created temporary directory: /tmp/pip-ephem-wheel-cache-7kxj3m9c
2020-04-22T11:56:45,492 Created temporary directory: /tmp/pip-req-tracker-fnrkmvpo
2020-04-22T11:56:45,493 Initialized build tracking at /tmp/pip-req-tracker-fnrkmvpo
2020-04-22T11:56:45,494 Created build tracker: /tmp/pip-req-tracker-fnrkmvpo
2020-04-22T11:56:45,494 Entered build tracker: /tmp/pip-req-tracker-fnrkmvpo
2020-04-22T11:56:45,495 Created temporary directory: /tmp/pip-wheel-bdejc1zd
2020-04-22T11:56:45,501 1 location(s) to search for versions of backtest:
2020-04-22T11:56:45,501 * https://pypi.org/simple/backtest/
2020-04-22T11:56:45,501 Fetching project page and analyzing links: https://pypi.org/simple/backtest/
2020-04-22T11:56:45,502 Getting page https://pypi.org/simple/backtest/
2020-04-22T11:56:45,505 Found index url https://pypi.org/simple
2020-04-22T11:56:45,508 Getting credentials from keyring for https://pypi.org/simple
2020-04-22T11:56:45,508 Getting credentials from keyring for pypi.org
2020-04-22T11:56:45,727   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/c6/e8/8f017aa2e827ce63433ca24f3642243164d6720d171314f7f6360f67523a/backtest-0.7.1a0-py3-none-any.whl#sha256=7f4364df8d5246de9731998cabb79e6ae126e17ede1e6267bfec7a3c9e65e66e (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,728   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/28/93/2b876ba17940cd8dd8f34538e78bbb6bbd7fe1c8a7c32f589dd906a409cd/backtest-0.7.1a0.tar.gz#sha256=48bdc7fbe509e460d204aaa792900ac57d1e957370264b144a39075d9310d428 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,728   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/d7/ce/418f96744942943bb44e489c0992152e4e9439a910c6e35da305b31386a0/backtest-0.7.1a2-py3-none-any.whl#sha256=1230dafe10cb9d64441d5d18faa367cde3aa677795961b0726bdfb6fc8c0a76c (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,729   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/b7/18/a2857597d15a5a79f88c2e7acb02bcd4d62b909ac7976e783e073e75e431/backtest-0.7.1a2.tar.gz#sha256=f79aff42d1c8000558f501eb34ca00f31e64e0282614f47ce4ce85c470509553 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,730   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/d2/bc/2c103a38becf222eb5eeabe02773377498ecdb69f270ccfef96530329dc8/backtest-0.7.2a0-py3-none-any.whl#sha256=793a801c792ba85c15b1f94455173a1a57d9e04a268b91012f97f1ceee1bfa88 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,731   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/04/e2/8520459c1f9a12d8f1747c7290c0e1fccd2e43a09d187f7e307a12ff5d2d/backtest-0.7.2a0.tar.gz#sha256=d13bd9e54fd3d64a2cf44f6aa1dc5fc285cd46c7eb9701fdc38c511b81564194 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,731   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/05/e0/f2783922741d1d118aa21bb54a3317b712d1ae370c02efd937aa36fe2ca8/backtest-0.7.3-py3-none-any.whl#sha256=ab4c9e9a16ca668434aa57160323d1129b6881192d3906cf76c15cd9f6f2a5f5 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,732   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/92/b3/0f9a7ef7fddb35cc2ae7e0dd72a58cf1567fa6783de5cdd4612c2431c6d3/backtest-0.7.3.tar.gz#sha256=0311f4891ad44be964c670791ce75b1b6e84f1e31dbfe7df6dff3c8697d95f52 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,733   Skipping link: No binaries permitted for backtest: https://files.pythonhosted.org/packages/4a/f3/eb78393c3c2536646c626f126e6e69eebf841785b19a2cf1133fc302b7bb/backtest-0.7.4-py3-none-any.whl#sha256=1fbf22453b34ba9777e4df4340df41940133bd996b561bbce55e18e4419eec98 (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,733   Link requires a different Python (3.7.3 not in: '>=3.8'): https://files.pythonhosted.org/packages/95/2c/f6df651741a8a9dc87e6fa2b24ebf585155906de37347c8b6bac3eeee443/backtest-0.7.4.tar.gz#sha256=371a5780d8e0b6d5e2b60f1ab36b45280a48d47d2fbaf97750e0949a99462f8c (from https://pypi.org/simple/backtest/) (requires-python:>=3.8)
2020-04-22T11:56:45,740 Given no hashes to check 0 links for project 'backtest': discarding no candidates
2020-04-22T11:56:45,741 ERROR: Could not find a version that satisfies the requirement backtest==0.7.4 (from versions: none)
2020-04-22T11:56:45,741 Cleaning up...
2020-04-22T11:56:45,747 Removed build tracker: '/tmp/pip-req-tracker-fnrkmvpo'
2020-04-22T11:56:45,750 ERROR: No matching distribution found for backtest==0.7.4
2020-04-22T11:56:45,750 Exception information:
2020-04-22T11:56:45,750 Traceback (most recent call last):
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 186, in _main
2020-04-22T11:56:45,750     status = self.run(options, args)
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 161, in run
2020-04-22T11:56:45,750     resolver.resolve(requirement_set)
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 177, in resolve
2020-04-22T11:56:45,750     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 333, in _resolve_one
2020-04-22T11:56:45,750     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/legacy_resolve.py", line 281, in _get_abstract_dist_for
2020-04-22T11:56:45,750     req.populate_link(self.finder, upgrade_allowed, require_hashes)
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 249, in populate_link
2020-04-22T11:56:45,750     self.link = finder.find_requirement(self, upgrade)
2020-04-22T11:56:45,750   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 927, in find_requirement
2020-04-22T11:56:45,750     'No matching distribution found for %s' % req
2020-04-22T11:56:45,750 pip._internal.exceptions.DistributionNotFound: No matching distribution found for backtest==0.7.4