Read the Docs build information
Build id: 91
Project: link
Version: latest
Commit: 1a6da9527f3fd61206d408d5cb4e1605cec881b3
Date: 2020-01-28T17:24:58.653045+03:00
State: finished
Success: False


[rtd-command-info] start-time: 2020-01-28T14:24:58.847471+03:00, end-time: 2020-01-28T14:24:58.852599+03:00, duration: 0, exit-code: 0
git remote set-url origin https://github.com/citoruspm/link


[rtd-command-info] start-time: 2020-01-28T14:24:58.901390+03:00, end-time: 2020-01-28T14:25:00.159821+03:00, duration: 1, exit-code: 0
git fetch --tags --prune --prune-tags --depth 50


[rtd-command-info] start-time: 2020-01-28T14:25:00.310281+03:00, end-time: 2020-01-28T14:25:00.315643+03:00, duration: 0, exit-code: 0
git checkout --force origin/master
HEAD is now at 1a6da95 Add files via upload

[rtd-command-info] start-time: 2020-01-28T14:25:00.364469+03:00, end-time: 2020-01-28T14:25:00.368950+03:00, duration: 0, exit-code: 0
git clean -d -f -f


[rtd-command-info] start-time: 2020-01-28T14:25:00.585880+03:00, end-time: 2020-01-28T14:25:03.998901+03:00, duration: 3, exit-code: 0
python3.6 -mvirtualenv --no-site-packages --no-download /opt/readthedocs.org/user_builds/link/envs/latest
Using real prefix '/usr'
Path not in prefix '/opt/readthedocs.org/venv/include/python3.6m' '/usr'
New python executable in /opt/readthedocs.org/user_builds/link/envs/latest/bin/python3.6
Not overwriting existing python script /opt/readthedocs.org/user_builds/link/envs/latest/bin/python (you must use /opt/readthedocs.org/user_builds/link/envs/latest/bin/python3.6)
Installing setuptools, pip, wheel...
done.

[rtd-command-info] start-time: 2020-01-28T14:25:04.042638+03:00, end-time: 2020-01-28T14:25:04.317476+03:00, duration: 0, exit-code: 1
/opt/readthedocs.org/user_builds/link/envs/latest/bin/python -m pip install --upgrade --cache-dir /opt/readthedocs.org/user_builds/link/.cache/pip pip
Traceback (most recent call last):
  File "/usr/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/usr/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/__main__.py", line 16, in <module>
    from pip._internal import main as _main  # isort:skip # noqa
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/__init__.py", line 40, in <module>
    from pip._internal.cli.autocompletion import autocomplete
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/autocompletion.py", line 8, in <module>
    from pip._internal.cli.main_parser import create_main_parser
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/main_parser.py", line 12, in <module>
    from pip._internal.commands import (
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/commands/__init__.py", line 6, in <module>
    from pip._internal.commands.completion import CompletionCommand
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/commands/completion.py", line 6, in <module>
    from pip._internal.cli.base_command import Command
  File "/opt/readthedocs.org/user_builds/link/envs/latest/lib/python3.6/site-packages/pip/_internal/cli/base_command.py", line 25, in <module>
    from pip._internal.index import PackageFinder
ImportError: cannot import name 'PackageFinder'