Collecting arc==1.0
  1 location(s) to search for versions of arc:
  * https://pypi.python.org/simple/arc/
  Getting page https://pypi.python.org/simple/arc/
  Analyzing links from page https://pypi.python.org/simple/arc/
    Found link https://pypi.python.org/packages/7b/59/ae4dc1b6ee53c321b2fec5c18feef81f266c2f336a4c7715b7a709588297/arc-1.0.tar.gz#md5=e650919b7ee92a41c3a36be9f5300646 (from https://pypi.python.org/simple/arc/), version: 1.0
    Found link https://pypi.python.org/packages/ad/ff/f1ae53b425eb787a80fe173e8691044a8650ba9d7b7ef805b4e5adad2fce/arc-1.0-py2.py3-none-any.whl#md5=7657dd1b11afe3f56e7ecad68e2bc0f9 (from https://pypi.python.org/simple/arc/), version: 1.0
    Found link https://pypi.python.org/packages/c2/7b/29f93093588723b6022c8050200bbba082625472c5236af39051ad96cbf2/arc-0.0.1b0.tar.gz#md5=3b4e021d391509a173e130090f0d00e0 (from https://pypi.python.org/simple/arc/), version: 0.0.1b0
    Found link https://pypi.python.org/packages/db/59/0cd3b9fd57c981cefdf55b882ec901a187015be04e66908c4ccda9fe6267/arc-0.0.1b0-py2.py3-none-any.whl#md5=3b00890fdc0873a6b7fa70de495457f2 (from https://pypi.python.org/simple/arc/), version: 0.0.1b0
  Using version 1.0 (newest of versions: 1.0)
  Downloading arc-1.0-py2.py3-none-any.whl
  Downloading from URL https://pypi.python.org/packages/ad/ff/f1ae53b425eb787a80fe173e8691044a8650ba9d7b7ef805b4e5adad2fce/arc-1.0-py2.py3-none-any.whl#md5=7657dd1b11afe3f56e7ecad68e2bc0f9 (from https://pypi.python.org/simple/arc/)
  Saved /tmp/tmpolamfean/arc-1.0-py2.py3-none-any.whl
Skipping arc, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-i8z1h8v8/arc