Created temporary directory: /tmp/pip-ephem-wheel-cache-ni0jefvh
Created temporary directory: /tmp/pip-req-tracker-egwkrx2e
Created requirements tracker '/tmp/pip-req-tracker-egwkrx2e'
Created temporary directory: /tmp/pip-wheel-s42yuo4n
Collecting xover==0.0.0
  1 location(s) to search for versions of xover:
  * https://pypi.org/simple/xover/
  Getting page https://pypi.org/simple/xover/
  Analyzing links from page https://pypi.org/simple/xover/
    Found link https://files.pythonhosted.org/packages/ae/1d/a13de0c3066bf4825f76338366c5c48733051dbd54d57fdf59ca6df5bb52/xover-0.0.0-py3-none-any.whl#sha256=795035b3b88eb2a3569eff6224135660e97d7520084b13811b5205ef0c71b29a (from https://pypi.org/simple/xover/), version: 0.0.0
    Found link https://files.pythonhosted.org/packages/e2/9a/be7f29444975fc86dabd7855d01f1827007530114188793b4a61fb727386/xover-0.0.0.tar.gz#sha256=f17b6d3f83438abe16baee739d564e9cec6886b9865278f73b947ed7a349275d (from https://pypi.org/simple/xover/), version: 0.0.0
  Using version 0.0.0 (newest of versions: 0.0.0)
  Created temporary directory: /tmp/pip-unpack-2qnm22v7
  Downloading https://files.pythonhosted.org/packages/ae/1d/a13de0c3066bf4825f76338366c5c48733051dbd54d57fdf59ca6df5bb52/xover-0.0.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/ae/1d/a13de0c3066bf4825f76338366c5c48733051dbd54d57fdf59ca6df5bb52/xover-0.0.0-py3-none-any.whl#sha256=795035b3b88eb2a3569eff6224135660e97d7520084b13811b5205ef0c71b29a (from https://pypi.org/simple/xover/)
  Saved /tmp/tmp0rom7zrf/xover-0.0.0-py3-none-any.whl
  Added xover==0.0.0 from https://files.pythonhosted.org/packages/ae/1d/a13de0c3066bf4825f76338366c5c48733051dbd54d57fdf59ca6df5bb52/xover-0.0.0-py3-none-any.whl#sha256=795035b3b88eb2a3569eff6224135660e97d7520084b13811b5205ef0c71b29a to build tracker '/tmp/pip-req-tracker-egwkrx2e'
  Removed xover==0.0.0 from https://files.pythonhosted.org/packages/ae/1d/a13de0c3066bf4825f76338366c5c48733051dbd54d57fdf59ca6df5bb52/xover-0.0.0-py3-none-any.whl#sha256=795035b3b88eb2a3569eff6224135660e97d7520084b13811b5205ef0c71b29a from build tracker '/tmp/pip-req-tracker-egwkrx2e'
Skipping xover, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-s42yuo4n/xover
Removed build tracker '/tmp/pip-req-tracker-egwkrx2e'