2020-05-25T11:34:06,362 Created temporary directory: /tmp/pip-ephem-wheel-cache-u4t0i62m
2020-05-25T11:34:06,367 Created temporary directory: /tmp/pip-req-tracker-rh7r_3pk
2020-05-25T11:34:06,367 Initialized build tracking at /tmp/pip-req-tracker-rh7r_3pk
2020-05-25T11:34:06,368 Created build tracker: /tmp/pip-req-tracker-rh7r_3pk
2020-05-25T11:34:06,368 Entered build tracker: /tmp/pip-req-tracker-rh7r_3pk
2020-05-25T11:34:06,370 Created temporary directory: /tmp/pip-wheel-bx8awri9
2020-05-25T11:34:06,387 1 location(s) to search for versions of pycalf:
2020-05-25T11:34:06,387 * https://pypi.org/simple/pycalf/
2020-05-25T11:34:06,388 Fetching project page and analyzing links: https://pypi.org/simple/pycalf/
2020-05-25T11:34:06,389 Getting page https://pypi.org/simple/pycalf/
2020-05-25T11:34:06,391 Found index url https://pypi.org/simple
2020-05-25T11:34:06,395 Getting credentials from keyring for https://pypi.org/simple
2020-05-25T11:34:06,396 Getting credentials from keyring for pypi.org
2020-05-25T11:34:06,602   Skipping link: No binaries permitted for pycalf: https://files.pythonhosted.org/packages/a6/da/a743d11a8f83a64454cce2790a29f5e195a011cbf3b1346792902aac7465/pycalf-0.1.0-py3-none-any.whl#sha256=765e6f1dca5cff81158e38aef8a8060c02b4f6a3ab9e8532a6550166e3bf67ee (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,604   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/d1/07/f388843f2976da1a9dd3a51fbe115fe71dcfa5470fd81480ccee03c4b879/pycalf-0.1.0.tar.gz#sha256=2d4be1ab742a7934e981a6ec07b601b3e4ecc3ca858a31f7259a709cddccc477 (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,604   Skipping link: No binaries permitted for pycalf: https://files.pythonhosted.org/packages/f5/a3/4afee3b1db25f0eb8d80cc4cf00c6c143768667dbe624cece67f6648fc79/pycalf-0.2.0-py3-none-any.whl#sha256=595aa32975132088950d1650acf3466b72963e946f0fdc6529e490491ff60a08 (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,605   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/47/32/55987fc74787f233aaa1889497ff43f4b8a851cc2b48c3efd794edb49e62/pycalf-0.2.0.tar.gz#sha256=c738cb732962fec06f99a3598313dfa0d6701373c09783b189c5f1a0f3a9f5d9 (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,606   Skipping link: No binaries permitted for pycalf: https://files.pythonhosted.org/packages/91/82/4f5dfeeec9ee032118d00f354ab81845f2627296a6c0754aec9ac4e2a742/pycalf-0.2.1-py3-none-any.whl#sha256=43977b038b08505facf4f0c5514c025cfe0513bfc4b1898662d7369d1c73d676 (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,607   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/b0/3a/c3646e8c458fc16c8aa921307a0bd315ba524bfe62039fbdea9265469ac5/pycalf-0.2.1.tar.gz#sha256=a48363211e587cc7bfde8652bfbbfd6ef39ca27426d57ae1feb2fa2482246830 (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,607   Skipping link: No binaries permitted for pycalf: https://files.pythonhosted.org/packages/8c/c3/7f041bce751cdf7da568df55053586796f243dc0e826da9ea11c05d2188b/pycalf-0.2.2-py3-none-any.whl#sha256=f25b716869b99fbd331ec144e0878c07f60f486b0f10a31e7605226fcefa1ced (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,608   Link requires a different Python (3.7.3 not in: '>=3.8,<4.0'): https://files.pythonhosted.org/packages/36/a9/f5ca0a80fc74acaca5d042655ec5c68ef8c82f6c38980fa6826c52f7cf2b/pycalf-0.2.2.tar.gz#sha256=3d1d0e3ab0eed8bb210d2819df93fa3330663e363cbc9a2681bbf5eedafc223a (from https://pypi.org/simple/pycalf/) (requires-python:>=3.8,<4.0)
2020-05-25T11:34:06,615 Given no hashes to check 0 links for project 'pycalf': discarding no candidates
2020-05-25T11:34:06,616 ERROR: Could not find a version that satisfies the requirement pycalf==0.2.2 (from versions: none)
2020-05-25T11:34:06,617 ERROR: No matching distribution found for pycalf==0.2.2
2020-05-25T11:34:06,617 Exception information:
2020-05-25T11:34:06,617 Traceback (most recent call last):
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 188, in _main
2020-05-25T11:34:06,617     status = self.run(options, args)
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 185, in wrapper
2020-05-25T11:34:06,617     return func(self, options, args)
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 160, in run
2020-05-25T11:34:06,617     reqs, check_supported_wheels=True
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 179, in resolve
2020-05-25T11:34:06,617     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 362, in _resolve_one
2020-05-25T11:34:06,617     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 313, in _get_abstract_dist_for
2020-05-25T11:34:06,617     self._populate_link(req)
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 279, in _populate_link
2020-05-25T11:34:06,617     req.link = self.finder.find_requirement(req, upgrade)
2020-05-25T11:34:06,617   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 930, in find_requirement
2020-05-25T11:34:06,617     req)
2020-05-25T11:34:06,617 pip._internal.exceptions.DistributionNotFound: No matching distribution found for pycalf==0.2.2
2020-05-25T11:34:06,625 Removed build tracker: '/tmp/pip-req-tracker-rh7r_3pk'