Created temporary directory: /tmp/pip-ephem-wheel-cache-cs3hgoro
Created temporary directory: /tmp/pip-req-tracker-la6_jlkf
Created requirements tracker '/tmp/pip-req-tracker-la6_jlkf'
Created temporary directory: /tmp/pip-wheel-nmrvh84h
Collecting centroid-tracker==0.0.1
  1 location(s) to search for versions of centroid-tracker:
  * https://pypi.org/simple/centroid-tracker/
  Getting page https://pypi.org/simple/centroid-tracker/
  Analyzing links from page https://pypi.org/simple/centroid-tracker/
    Found link https://files.pythonhosted.org/packages/1e/56/edc5d18c35e93db17a0e030574e2682ea1c2db9a9c10852004a09180aa35/centroid_tracker-0.0.1-py3-none-any.whl#sha256=d68db0e08fa1e5923c002cc4b25a74bb832ba100ce5f5d2734d97d6893008457 (from https://pypi.org/simple/centroid-tracker/), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/28/20/0f4285c261e430ce7a7251b97028f82932409efd6090f4210bcda3fbca32/centroid_tracker-0.0.1.tar.gz#sha256=40655bbbb44dd4996a0023dc1756852cb74b29db4c753c1974b8742a1d60f20a (from https://pypi.org/simple/centroid-tracker/), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/ca/29/1f11a1e579d4a1f5eb575733b766b6a6fd9d4d6f0feb777319f4f0d2fe7a/centroid_tracker-0.0.2-py3-none-any.whl#sha256=4b04d5d277ecd30c0c826e85dfd04f90e96e2b6c4382e114e795f2d299f81adf (from https://pypi.org/simple/centroid-tracker/), version: 0.0.2
    Found link https://files.pythonhosted.org/packages/3a/e0/4d3e18f46619bb4f7711dfc92c773b281893f29aa791b88364641eebd615/centroid_tracker-0.0.2.tar.gz#sha256=d172a592310c53f790457b3f0fd7d0b2e4c8c6fba6e30e072a5a965fc0c2a7e5 (from https://pypi.org/simple/centroid-tracker/), version: 0.0.2
    Found link https://files.pythonhosted.org/packages/fc/85/8e4de3dd0a363cb434e0308b4babb3534f6b39088938fc6724f4abdff122/centroid_tracker-0.0.3-py3-none-any.whl#sha256=1b0e882abfc7d88b95a1008cc4156cbd60e85210b5c697f7f9a4556ceb38189e (from https://pypi.org/simple/centroid-tracker/), version: 0.0.3
    Found link https://files.pythonhosted.org/packages/2f/a1/084803dc459d410336582e7fc719495a436777cd5738f2c1eecefc10ccac/centroid_tracker-0.0.3.tar.gz#sha256=72a37f5bda8f0dd5eb2447904c13b783385707718fe9b2b758680aefc4600e34 (from https://pypi.org/simple/centroid-tracker/), version: 0.0.3
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-v71vb0zj
  Downloading https://files.pythonhosted.org/packages/1e/56/edc5d18c35e93db17a0e030574e2682ea1c2db9a9c10852004a09180aa35/centroid_tracker-0.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/1e/56/edc5d18c35e93db17a0e030574e2682ea1c2db9a9c10852004a09180aa35/centroid_tracker-0.0.1-py3-none-any.whl#sha256=d68db0e08fa1e5923c002cc4b25a74bb832ba100ce5f5d2734d97d6893008457 (from https://pypi.org/simple/centroid-tracker/)
  Saved /tmp/tmpqaqbgfgy/centroid_tracker-0.0.1-py3-none-any.whl
  Added centroid-tracker==0.0.1 from https://files.pythonhosted.org/packages/1e/56/edc5d18c35e93db17a0e030574e2682ea1c2db9a9c10852004a09180aa35/centroid_tracker-0.0.1-py3-none-any.whl#sha256=d68db0e08fa1e5923c002cc4b25a74bb832ba100ce5f5d2734d97d6893008457 to build tracker '/tmp/pip-req-tracker-la6_jlkf'
  Removed centroid-tracker==0.0.1 from https://files.pythonhosted.org/packages/1e/56/edc5d18c35e93db17a0e030574e2682ea1c2db9a9c10852004a09180aa35/centroid_tracker-0.0.1-py3-none-any.whl#sha256=d68db0e08fa1e5923c002cc4b25a74bb832ba100ce5f5d2734d97d6893008457 from build tracker '/tmp/pip-req-tracker-la6_jlkf'
Skipping centroid-tracker, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-nmrvh84h/centroid-tracker
Removed build tracker '/tmp/pip-req-tracker-la6_jlkf'