Collecting arca==0.0.1
  1 location(s) to search for versions of arca:
  * https://pypi.python.org/simple/arca/
  Getting page https://pypi.python.org/simple/arca/
  Analyzing links from page https://pypi.python.org/simple/arca/
    Found link https://pypi.python.org/packages/2e/fa/608f7f0af5ad1e1f3897e11445cb70c38576120a4f196b8de8c89e2dacd9/arca-0.0.1.tar.gz#md5=fd7ed96161cb74cab5ca8d692682cb95 (from https://pypi.python.org/simple/arca/), version: 0.0.1
    Found link https://pypi.python.org/packages/eb/26/b7ebb7cd805cf2d1b106e129f18245d665ae841ab21877fed4a6456352b9/arca-0.0.1-py3-none-any.whl#md5=b6beffcede9dd8ec78a750cd2f349827 (from https://pypi.python.org/simple/arca/), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Downloading arca-0.0.1-py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/eb/26/b7ebb7cd805cf2d1b106e129f18245d665ae841ab21877fed4a6456352b9/arca-0.0.1-py3-none-any.whl#md5=b6beffcede9dd8ec78a750cd2f349827 (from https://pypi.python.org/simple/arca/)
  Saved /tmp/tmp1mukm4th/arca-0.0.1-py3-none-any.whl
Skipping arca, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-0o5dzi7u/arca