Collecting attr==0.3.1
  1 location(s) to search for versions of attr:
  * https://pypi.python.org/simple/attr/
  Getting page https://pypi.python.org/simple/attr/
  Analyzing links from page https://pypi.python.org/simple/attr/
    Skipping link https://pypi.python.org/packages/42/4d/81af81145c002f0469ace081b179bd0e6033f97cbd6f0e1e2ffbd8f51b7c/attr-0.3.0-py2-none-any.whl#md5=3327b782002d50a2c44a32ee36830881 (from https://pypi.python.org/simple/attr/); it is not compatible with this Python
    Found link https://pypi.python.org/packages/5f/8f/e6a2ff9741b4d50245dfaeaa0c590c501ea708158dc15aa5a39e7acaf9a1/attr-0.3.0.tar.gz#md5=749e34c112eb48fb3a1fe8319705f926 (from https://pypi.python.org/simple/attr/), version: 0.3.0
    Found link https://pypi.python.org/packages/62/80/82ed2a433d839e8c28f79ca5ddcabff97bae0af6f7d966cc042412ba7db1/attr-0.1.0.tar.gz#md5=d59f397a3124da33118daaca4e45b2a8 (from https://pypi.python.org/simple/attr/), version: 0.1.0
    Found link https://pypi.python.org/packages/a1/55/5f4f546436716f8ef0c24fd4ea5e283a215131c70ff11c171d29e9eca2a2/attr-0.2.0.tar.gz#md5=de69ad11c8872a6dfdbdace7eb81efb4 (from https://pypi.python.org/simple/attr/), version: 0.2.0
    Skipping link https://pypi.python.org/packages/d5/08/de12eaa28f6dfac71bae68e2bf8047a05d4aa71318d1678c95cf57799a01/attr-0.3.1-py2-none-any.whl#md5=fe529263be9f20fde90b6362cfe48d59 (from https://pypi.python.org/simple/attr/); it is not compatible with this Python
    Found link https://pypi.python.org/packages/de/be/ddc7f84d4e087144472a38a373d3e319f51a6faf6e5fc1ae897173675f21/attr-0.3.1.tar.gz#md5=68b9a503991241fb2df28488686b0e1e (from https://pypi.python.org/simple/attr/), version: 0.3.1
  Using version 0.3.1 (newest of versions: 0.3.1)
  Downloading attr-0.3.1.tar.gz
  Downloading from URL https://pypi.python.org/packages/de/be/ddc7f84d4e087144472a38a373d3e319f51a6faf6e5fc1ae897173675f21/attr-0.3.1.tar.gz#md5=68b9a503991241fb2df28488686b0e1e (from https://pypi.python.org/simple/attr/)
  Running setup.py (path:/tmp/pip-build-wc21iqxx/attr/setup.py) egg_info for package attr
    Running command python setup.py egg_info
    running egg_info
    creating pip-egg-info/attr.egg-info
    writing pip-egg-info/attr.egg-info/PKG-INFO
    writing top-level names to pip-egg-info/attr.egg-info/top_level.txt
    writing dependency_links to pip-egg-info/attr.egg-info/dependency_links.txt
    writing manifest file 'pip-egg-info/attr.egg-info/SOURCES.txt'
    reading manifest file 'pip-egg-info/attr.egg-info/SOURCES.txt'
    writing manifest file 'pip-egg-info/attr.egg-info/SOURCES.txt'
  Source in /tmp/pip-build-wc21iqxx/attr has version 0.3.1, which satisfies requirement attr==0.3.1 from https://pypi.python.org/packages/de/be/ddc7f84d4e087144472a38a373d3e319f51a6faf6e5fc1ae897173675f21/attr-0.3.1.tar.gz#md5=68b9a503991241fb2df28488686b0e1e
Building wheels for collected packages: attr
  Running setup.py bdist_wheel for attr: started
  Destination directory: /tmp/tmpnyc11uwlpip-wheel-
  Running command /usr/bin/python3 -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-wc21iqxx/attr/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/tmpnyc11uwlpip-wheel-
  running bdist_wheel
  running build
  running build_py
  creating build
  creating build/lib
  copying attr.py -> build/lib
  copying dry_attr.py -> build/lib
  installing to build/bdist.linux-armv7l/wheel
  running install
  running install_lib
  creating build/bdist.linux-armv7l
  creating build/bdist.linux-armv7l/wheel
  copying build/lib/attr.py -> build/bdist.linux-armv7l/wheel
  copying build/lib/dry_attr.py -> build/bdist.linux-armv7l/wheel
  running install_egg_info
  running egg_info
  writing top-level names to attr.egg-info/top_level.txt
  writing dependency_links to attr.egg-info/dependency_links.txt
  writing attr.egg-info/PKG-INFO
  reading manifest file 'attr.egg-info/SOURCES.txt'
  writing manifest file 'attr.egg-info/SOURCES.txt'
  Copying attr.egg-info to build/bdist.linux-armv7l/wheel/attr-0.3.1-py3.4.egg-info
  running install_scripts
  creating build/bdist.linux-armv7l/wheel/attr-0.3.1.dist-info/WHEEL
  Running setup.py bdist_wheel for attr: finished with status 'done'
  Stored in directory: /tmp/tmphp6arvuj
Successfully built attr
Cleaning up...
  Removing source in /tmp/pip-build-wc21iqxx/attr