Collecting m3-django-compat>=1.9.1 (from -r /srv/web_bb_app/requirements/common.txt (line 56))
  Downloading http://pypi.bars-open.ru/packages/m3-django-compat-1.9.1.tar.gz
    ERROR: Command errored out with exit status 1:
     command: /usr/local/bin/python -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-64o9avto/m3-django-compat/setup.py'"'"'; __file__='"'"'/tmp/pip-install-64o9avto/m3-django-compat/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' egg_info --egg-base pip-egg-info
         cwd: /tmp/pip-install-64o9avto/m3-django-compat/
    Complete output (26 lines):
    Download error on https://pypi.bars-open.ru/simple/m3-builder: [SSL: UNSUPPORTED_PROTOCOL] unsupported protocol (_ssl.c:1076) -- Some packages may not be found!
    Couldn't find index page for 'm3-builder' (maybe misspelled?)
    No local packages or working download links found for m3-builder<2,>=1.2
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-install-64o9avto/m3-django-compat/setup.py", line 60, in <module>
        main()
      File "/tmp/pip-install-64o9avto/m3-django-compat/setup.py", line 55, in main
        set_build_info=os.path.join(os.path.dirname(__file__)),
      File "/usr/local/lib/python3.7/site-packages/setuptools/__init__.py", line 144, in setup
        _install_setup_requires(attrs)
      File "/usr/local/lib/python3.7/site-packages/setuptools/__init__.py", line 139, in _install_setup_requires
        dist.fetch_build_eggs(dist.setup_requires)
      File "/usr/local/lib/python3.7/site-packages/setuptools/dist.py", line 717, in fetch_build_eggs
        replace_conflicting=True,
      File "/usr/local/lib/python3.7/site-packages/pkg_resources/__init__.py", line 782, in resolve
        replace_conflicting=replace_conflicting
      File "/usr/local/lib/python3.7/site-packages/pkg_resources/__init__.py", line 1065, in best_match
        return self.obtain(req, installer)
      File "/usr/local/lib/python3.7/site-packages/pkg_resources/__init__.py", line 1077, in obtain
        return installer(requirement)
      File "/usr/local/lib/python3.7/site-packages/setuptools/dist.py", line 784, in fetch_build_egg
        return cmd.easy_install(req)
      File "/usr/local/lib/python3.7/site-packages/setuptools/command/easy_install.py", line 673, in easy_install
        raise DistutilsError(msg)
    distutils.errors.DistutilsError: Could not find suitable distribution for Requirement.parse('m3-builder<2,>=1.2')
    ----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
The command '/bin/sh -c pip3 install --no-cache-dir -r /srv/web_bb_app/requirements/common.txt' returned a non-zero code: 1