Collecting contextvars==2.0
  1 location(s) to search for versions of contextvars:
  * https://pypi.python.org/simple/contextvars/
  Getting page https://pypi.python.org/simple/contextvars/
  Analyzing links from page https://pypi.python.org/simple/contextvars/
    Found link https://pypi.python.org/packages/84/3b/25821a272579173f2a782b35a5990f5b8c592e3082a21e6fe4d658e9e588/contextvars-1.0.tar.gz#md5=08164c297f3b4dd1198ba96b53c69bc6 (from https://pypi.python.org/simple/contextvars/), version: 1.0
    Found link https://pypi.python.org/packages/84/8e/228d706681b433289228be8951f889a1b29a18386a15712c327fb9fdd866/contextvars-2.1.tar.gz#md5=166eaede93b82b19599f542a0e6e4e97 (from https://pypi.python.org/simple/contextvars/), version: 2.1
    Found link https://pypi.python.org/packages/a3/4d/5a2bb7c683c8edc2711011c23b2aac855b39e8eaa8a9f730f57dde77792a/contextvars-2.0.tar.gz#md5=7b2d37f14beef5bb65db188a02749bfa (from https://pypi.python.org/simple/contextvars/), version: 2.0
    Skipping link https://pypi.python.org/packages/c9/ce/330dc2868422ebf91101d2825f3546220b25447c506369d318d86dcca048/contextvars-1.0-py2.7.egg#md5=9a0d2b271d01d091342dd233e052d269 (from https://pypi.python.org/simple/contextvars/); unsupported archive format: .egg
  Using version 2.0 (newest of versions: 2.0)
  Downloading contextvars-2.0.tar.gz
  Downloading from URL https://pypi.python.org/packages/a3/4d/5a2bb7c683c8edc2711011c23b2aac855b39e8eaa8a9f730f57dde77792a/contextvars-2.0.tar.gz#md5=7b2d37f14beef5bb65db188a02749bfa (from https://pypi.python.org/simple/contextvars/)
  Running setup.py (path:/tmp/pip-build-__v57d1m/contextvars/setup.py) egg_info for package contextvars
    Running command python setup.py egg_info
    running egg_info
    creating pip-egg-info/contextvars.egg-info
    writing pip-egg-info/contextvars.egg-info/PKG-INFO
    writing top-level names to pip-egg-info/contextvars.egg-info/top_level.txt
    writing dependency_links to pip-egg-info/contextvars.egg-info/dependency_links.txt
    writing manifest file 'pip-egg-info/contextvars.egg-info/SOURCES.txt'
    reading manifest file 'pip-egg-info/contextvars.egg-info/SOURCES.txt'
    reading manifest template 'MANIFEST.in'
    writing manifest file 'pip-egg-info/contextvars.egg-info/SOURCES.txt'
  Source in /tmp/pip-build-__v57d1m/contextvars has version 2.0, which satisfies requirement contextvars==2.0 from https://pypi.python.org/packages/a3/4d/5a2bb7c683c8edc2711011c23b2aac855b39e8eaa8a9f730f57dde77792a/contextvars-2.0.tar.gz#md5=7b2d37f14beef5bb65db188a02749bfa
Building wheels for collected packages: contextvars
  Running setup.py bdist_wheel for contextvars: started
  Destination directory: /tmp/tmpp15ko4zkpip-wheel-
  Running command /usr/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-__v57d1m/contextvars/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/tmpp15ko4zkpip-wheel-
  running bdist_wheel
  running build
  running build_py
  creating build
  creating build/lib
  creating build/lib/contextvars
  copying contextvars/__init__.py -> build/lib/contextvars
  running egg_info
  writing dependency_links to contextvars.egg-info/dependency_links.txt
  writing contextvars.egg-info/PKG-INFO
  writing top-level names to contextvars.egg-info/top_level.txt
  reading manifest file 'contextvars.egg-info/SOURCES.txt'
  reading manifest template 'MANIFEST.in'
  writing manifest file 'contextvars.egg-info/SOURCES.txt'
  installing to build/bdist.linux-armv7l/wheel
  running install
  running install_lib
  creating build/bdist.linux-armv7l
  creating build/bdist.linux-armv7l/wheel
  creating build/bdist.linux-armv7l/wheel/contextvars
  copying build/lib/contextvars/__init__.py -> build/bdist.linux-armv7l/wheel/contextvars
  running install_egg_info
  Copying contextvars.egg-info to build/bdist.linux-armv7l/wheel/contextvars-2.0-py3.4.egg-info
  running install_scripts
  creating build/bdist.linux-armv7l/wheel/contextvars-2.0.dist-info/WHEEL
  Running setup.py bdist_wheel for contextvars: finished with status 'done'
  Stored in directory: /tmp/tmpd6rcmaat
Successfully built contextvars
Cleaning up...
  Removing source in /tmp/pip-build-__v57d1m/contextvars