default: Processing triggers for libc-bin (2.19-0ubuntu6.15) ...
    default: Downloading/unpacking ansible
    default:   Running setup.py (path:/tmp/pip_build_root/ansible/setup.py) egg_info for package ansible
    default:
    default:     warning: no previously-included files found matching 'docs/docsite/rst_warnings'
    default:     warning: no previously-included files matching '*' found under directory 'docs/docsite/_build'
    default:     warning: no previously-included files matching '*.pyc' found under directory 'docs/docsite/_extensions'
    default:     warning: no previously-included files matching '*.pyo' found under directory 'docs/docsite/_extensions'
    default:     warning: no previously-included files found matching 'test/sanity/code-smell/botmeta.*'
    default: Downloading/unpacking jinja2 (from ansible)
    default:   Real name of requirement jinja2 is jinja2
    default: Requirement already satisfied (use --upgrade to upgrade): PyYAML in /usr/lib/python3/dist-packages (from ansible)
    default: Downloading/unpacking cryptography (from ansible)
    default:   Running setup.py (path:/tmp/pip_build_root/cryptography/setup.py) egg_info for package cryptography
    default:     Traceback (most recent call last):
    default:       File "<string>", line 17, in <module>
    default:       File "/tmp/pip_build_root/cryptography/setup.py", line 26, in <module>
    default:         "cryptography requires setuptools 18.5 or newer, please upgrade to a "
    default:     RuntimeError: cryptography requires setuptools 18.5 or newer, please upgrade to a newer version of setuptools
    default:     Complete output from command python setup.py egg_info:
    default:     Traceback (most recent call last):
    default:
    default:   File "<string>", line 17, in <module>
    default:
    default:   File "/tmp/pip_build_root/cryptography/setup.py", line 26, in <module>
    default:
    default:     "cryptography requires setuptools 18.5 or newer, please upgrade to a "
    default:
    default: RuntimeError: cryptography requires setuptools 18.5 or newer, please upgrade to a newer version of setuptools
    default:
    default: ----------------------------------------
    default: Cleaning up...
    default: Command python setup.py egg_info failed with error code 1 in /tmp/pip_build_root/cryptography
    default: Storing debug log for failure in /root/.pip/pip.log
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