2019-12-11T14:05:11 Created temporary directory: /tmp/pip-ephem-wheel-cache-58ikk11j
2019-12-11T14:05:11 Created temporary directory: /tmp/pip-req-tracker-0apx33wz
2019-12-11T14:05:11 Created requirements tracker '/tmp/pip-req-tracker-0apx33wz'
2019-12-11T14:05:11 Created temporary directory: /tmp/pip-wheel-89dxt7nt
2019-12-11T14:05:11 Collecting envoy-protobuf-builder==0.1.0
2019-12-11T14:05:11   1 location(s) to search for versions of envoy-protobuf-builder:
2019-12-11T14:05:11   * https://pypi.org/simple/envoy-protobuf-builder/
2019-12-11T14:05:11   Getting page https://pypi.org/simple/envoy-protobuf-builder/
2019-12-11T14:05:11   Analyzing links from page https://pypi.org/simple/envoy-protobuf-builder/
2019-12-11T14:05:11     The package https://files.pythonhosted.org/packages/14/db/6ddb32aa11ac4a53d07bb766b105bb29df2157a0057596db4ab9c0d904c8/envoy-protobuf-builder-0.1.0.tar.gz#sha256=73c8d25f64ab7221636d6d0bc81b41b59d3385b28385b766ff27db49faaa18ba (from https://pypi.org/simple/envoy-protobuf-builder/) (requires-python:>=3.8) is incompatible with the python version in use. Acceptable python versions are: >=3.8
2019-12-11T14:05:11     The package https://files.pythonhosted.org/packages/d3/3f/d04778ffe8bb812168a342bf514df26eed6bcddf4426ec9eec45c7bc5aab/envoy_protobuf_builder-0.1.0-py2.py3-none-any.whl#sha256=25f08ae6439fb84ec0be7f65cd17047e28d2a27d3c0c3cf786f7067f5e413b80 (from https://pypi.org/simple/envoy-protobuf-builder/) (requires-python:>=3.8) is incompatible with the python version in use. Acceptable python versions are: >=3.8
2019-12-11T14:05:11   ERROR: Could not find a version that satisfies the requirement envoy-protobuf-builder==0.1.0 (from versions: none)
2019-12-11T14:05:11 Cleaning up...
2019-12-11T14:05:11 Removed build tracker '/tmp/pip-req-tracker-0apx33wz'
2019-12-11T14:05:11 ERROR: No matching distribution found for envoy-protobuf-builder==0.1.0
2019-12-11T14:05:11 Exception information:
2019-12-11T14:05:11 Traceback (most recent call last):
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-12-11T14:05:11     status = self.run(options, args)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-12-11T14:05:11     resolver.resolve(requirement_set)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-12-11T14:05:11     self._resolve_one(requirement_set, req)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-12-11T14:05:11     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-12-11T14:05:11     self.require_hashes
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-12-11T14:05:11     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-12-11T14:05:11     self.link = finder.find_requirement(self, upgrade)
2019-12-11T14:05:11   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-12-11T14:05:11     'No matching distribution found for %s' % req
2019-12-11T14:05:11 pip._internal.exceptions.DistributionNotFound: No matching distribution found for envoy-protobuf-builder==0.1.0