Created temporary directory: /tmp/pip-ephem-wheel-cache-si_jakis
Created temporary directory: /tmp/pip-req-tracker-n096e528
Created requirements tracker '/tmp/pip-req-tracker-n096e528'
Created temporary directory: /tmp/pip-wheel-_77xsyl7
Looking in indexes: https://pypi.python.org/simple
Collecting vistir==0.1.0
  1 location(s) to search for versions of vistir:
  * https://pypi.python.org/simple/vistir/
  Getting page https://pypi.python.org/simple/vistir/
  Analyzing links from page https://pypi.org/simple/vistir/
    Found link https://files.pythonhosted.org/packages/91/aa/f3798352b5e0bce663d613f60b829e5d5c94606921b587bf8cd98af3855a/vistir-0.1.0-py2.py3-none-any.whl#sha256=8c0571bcecc4785edead8c4f80381a1ce59ee2b838ebf536fc49918ddf0572a6 (from https://pypi.org/simple/vistir/) (requires-python:>=2.6,!=3.0,!=3.1,!=3.2,!=3.3), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/56/bd/3e5cd2fea75c10e54e61c78b02c1bf209aa4c68803dc0a166cf46d2423b9/vistir-0.1.0.tar.gz#sha256=112afd88af2921e39c76ec713a31b3fe01419c9149e1ac2dbe0c7d6f3cea67d7 (from https://pypi.org/simple/vistir/) (requires-python:>=2.6,!=3.0,!=3.1,!=3.2,!=3.3), version: 0.1.0
  Using version 0.1.0 (newest of versions: 0.1.0)
  Created temporary directory: /tmp/pip-unpack-evqwpmg_
  Downloading https://files.pythonhosted.org/packages/91/aa/f3798352b5e0bce663d613f60b829e5d5c94606921b587bf8cd98af3855a/vistir-0.1.0-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/91/aa/f3798352b5e0bce663d613f60b829e5d5c94606921b587bf8cd98af3855a/vistir-0.1.0-py2.py3-none-any.whl#sha256=8c0571bcecc4785edead8c4f80381a1ce59ee2b838ebf536fc49918ddf0572a6 (from https://pypi.org/simple/vistir/) (requires-python:>=2.6,!=3.0,!=3.1,!=3.2,!=3.3)
  Saved /tmp/tmpsyvxaut0/vistir-0.1.0-py2.py3-none-any.whl
  Added vistir==0.1.0 from https://files.pythonhosted.org/packages/91/aa/f3798352b5e0bce663d613f60b829e5d5c94606921b587bf8cd98af3855a/vistir-0.1.0-py2.py3-none-any.whl#sha256=8c0571bcecc4785edead8c4f80381a1ce59ee2b838ebf536fc49918ddf0572a6 to build tracker '/tmp/pip-req-tracker-n096e528'
  Removed vistir==0.1.0 from https://files.pythonhosted.org/packages/91/aa/f3798352b5e0bce663d613f60b829e5d5c94606921b587bf8cd98af3855a/vistir-0.1.0-py2.py3-none-any.whl#sha256=8c0571bcecc4785edead8c4f80381a1ce59ee2b838ebf536fc49918ddf0572a6 from build tracker '/tmp/pip-req-tracker-n096e528'
Skipping vistir, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-_77xsyl7/vistir
Removed build tracker '/tmp/pip-req-tracker-n096e528'