Created temporary directory: /tmp/pip-ephem-wheel-cache-d000tqks
Created temporary directory: /tmp/pip-req-tracker-9vcg0fyo
Created requirements tracker '/tmp/pip-req-tracker-9vcg0fyo'
Created temporary directory: /tmp/pip-wheel-axy3s9zv
Looking in indexes: https://pypi.python.org/simple
Collecting xtick==0.0.1
  1 location(s) to search for versions of xtick:
  * https://pypi.python.org/simple/xtick/
  Getting page https://pypi.python.org/simple/xtick/
  Analyzing links from page https://pypi.org/simple/xtick/
    Found link https://files.pythonhosted.org/packages/a3/b2/1318381eaba2f8852479832a997d0e28f828e04d655da4f1d6fccacdcb8d/xtick-0.0.1-py3-none-any.whl#sha256=4886838906f961d422641c3f3db57b1663287508b1306fa137333582c0ea4206 (from https://pypi.org/simple/xtick/), version: 0.0.1
    Skipping link https://files.pythonhosted.org/packages/5f/66/41fe021b51367131782ff0e257b39c7424ad7ae80a919e43ec299eab8560/xtick-0.0.1-py3.6.egg#sha256=4901dc34f696f3a3798cfffa0626908a44baab674f92c1d986344a4e25d73f13 (from https://pypi.org/simple/xtick/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/87/13/fd2f71f6e5645e4a51c149784299fee8c76d9d0fe5ba9aee371baba34fd9/xtick-0.0.1.tar.gz#sha256=7133c9ff458acf63f0fc7f1d01572c4df70f5d74f4705ffd0db633b9b3d2a1eb (from https://pypi.org/simple/xtick/), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-ps866rzz
  Downloading https://files.pythonhosted.org/packages/a3/b2/1318381eaba2f8852479832a997d0e28f828e04d655da4f1d6fccacdcb8d/xtick-0.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/a3/b2/1318381eaba2f8852479832a997d0e28f828e04d655da4f1d6fccacdcb8d/xtick-0.0.1-py3-none-any.whl#sha256=4886838906f961d422641c3f3db57b1663287508b1306fa137333582c0ea4206 (from https://pypi.org/simple/xtick/)
  Saved /tmp/tmp6o86cbi_/xtick-0.0.1-py3-none-any.whl
  Added xtick==0.0.1 from https://files.pythonhosted.org/packages/a3/b2/1318381eaba2f8852479832a997d0e28f828e04d655da4f1d6fccacdcb8d/xtick-0.0.1-py3-none-any.whl#sha256=4886838906f961d422641c3f3db57b1663287508b1306fa137333582c0ea4206 to build tracker '/tmp/pip-req-tracker-9vcg0fyo'
  Removed xtick==0.0.1 from https://files.pythonhosted.org/packages/a3/b2/1318381eaba2f8852479832a997d0e28f828e04d655da4f1d6fccacdcb8d/xtick-0.0.1-py3-none-any.whl#sha256=4886838906f961d422641c3f3db57b1663287508b1306fa137333582c0ea4206 from build tracker '/tmp/pip-req-tracker-9vcg0fyo'
Skipping xtick, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-axy3s9zv/xtick
Removed build tracker '/tmp/pip-req-tracker-9vcg0fyo'