2020-09-12T19:45:01,163 Created temporary directory: /tmp/pip-ephem-wheel-cache-p2l25go5
2020-09-12T19:45:01,166 Created temporary directory: /tmp/pip-req-tracker-3_p9z288
2020-09-12T19:45:01,166 Initialized build tracking at /tmp/pip-req-tracker-3_p9z288
2020-09-12T19:45:01,166 Created build tracker: /tmp/pip-req-tracker-3_p9z288
2020-09-12T19:45:01,166 Entered build tracker: /tmp/pip-req-tracker-3_p9z288
2020-09-12T19:45:01,167 Created temporary directory: /tmp/pip-wheel-mmfzwyoy
2020-09-12T19:45:01,176 1 location(s) to search for versions of ddht:
2020-09-12T19:45:01,176 * https://pypi.org/simple/ddht/
2020-09-12T19:45:01,177 Fetching project page and analyzing links: https://pypi.org/simple/ddht/
2020-09-12T19:45:01,177 Getting page https://pypi.org/simple/ddht/
2020-09-12T19:45:01,179 Found index url https://pypi.org/simple
2020-09-12T19:45:01,276   Link requires a different Python (3.7.3 not in: '>=3.8, <4'): https://files.pythonhosted.org/packages/2c/bd/48dc175dc1e9e81f91159c8e87d6116c0156f0a157b790aa3832a8d61f8d/ddht-0.1.0a1-py3-none-any.whl#sha256=d2895223baf6348c1cbd2f1d1e25525d5630cbb083986ef54ddf9141a43ee6f2 (from https://pypi.org/simple/ddht/) (requires-python:>=3.8, <4)
2020-09-12T19:45:01,277   Link requires a different Python (3.7.3 not in: '>=3.8, <4'): https://files.pythonhosted.org/packages/dc/2c/56623fd339ec529a65ae7fc2069d8fbe22d13c101a6124aba037f0f1bd29/ddht-0.1.0a1.tar.gz#sha256=3a1c2a2a6f81ce766e31d89d5ac515d48c0e6482d08c1b5b5e36b551a6c55573 (from https://pypi.org/simple/ddht/) (requires-python:>=3.8, <4)
2020-09-12T19:45:01,278   Link requires a different Python (3.7.3 not in: '>=3.8, <4'): https://files.pythonhosted.org/packages/21/fe/d17648bb4bd8da3419e17b6b6e6af77625a62414ffc3b5114a901adcd4bc/ddht-0.1.0a2-py3-none-any.whl#sha256=cd6d01fd10c7332adb1bda89248efe546f52468a9f1ca87c27fb7863c458dbf0 (from https://pypi.org/simple/ddht/) (requires-python:>=3.8, <4)
2020-09-12T19:45:01,279   Link requires a different Python (3.7.3 not in: '>=3.8, <4'): https://files.pythonhosted.org/packages/1f/39/afa0262da54c956d053eba5a168f072c0f1fecb4b703ce38e8d6d9764ac4/ddht-0.1.0a2.tar.gz#sha256=d7441a38c95f92cf88a49fb5daa1d3cd7f5694703cfdaf0f86ac47c64c3cf1d6 (from https://pypi.org/simple/ddht/) (requires-python:>=3.8, <4)
2020-09-12T19:45:01,280 Given no hashes to check 0 links for project 'ddht': discarding no candidates
2020-09-12T19:45:01,280 ERROR: Could not find a version that satisfies the requirement ddht==0.1.0a2 (from versions: none)
2020-09-12T19:45:01,281 ERROR: No matching distribution found for ddht==0.1.0a2
2020-09-12T19:45:01,281 Exception information:
2020-09-12T19:45:01,281 Traceback (most recent call last):
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 228, in _main
2020-09-12T19:45:01,281     status = self.run(options, args)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/req_command.py", line 182, in wrapper
2020-09-12T19:45:01,281     return func(self, options, args)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 156, in run
2020-09-12T19:45:01,281     reqs, check_supported_wheels=True
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 183, in resolve
2020-09-12T19:45:01,281     discovered_reqs.extend(self._resolve_one(requirement_set, req))
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 388, in _resolve_one
2020-09-12T19:45:01,281     abstract_dist = self._get_abstract_dist_for(req_to_install)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 339, in _get_abstract_dist_for
2020-09-12T19:45:01,281     self._populate_link(req)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 305, in _populate_link
2020-09-12T19:45:01,281     req.link = self._find_requirement_link(req)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolution/legacy/resolver.py", line 270, in _find_requirement_link
2020-09-12T19:45:01,281     best_candidate = self.finder.find_requirement(req, upgrade)
2020-09-12T19:45:01,281   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index/package_finder.py", line 928, in find_requirement
2020-09-12T19:45:01,281     req)
2020-09-12T19:45:01,281 pip._internal.exceptions.DistributionNotFound: No matching distribution found for ddht==0.1.0a2
2020-09-12T19:45:01,286 Removed build tracker: '/tmp/pip-req-tracker-3_p9z288'