Created temporary directory: /tmp/pip-ephem-wheel-cache-o2brexbp
Created temporary directory: /tmp/pip-req-tracker-8olc0o_1
Created requirements tracker '/tmp/pip-req-tracker-8olc0o_1'
Created temporary directory: /tmp/pip-wheel-akvfva2p
Collecting pycalver==201812.18
  1 location(s) to search for versions of pycalver:
  * https://pypi.org/simple/pycalver/
  Getting page https://pypi.org/simple/pycalver/
  Analyzing links from page https://pypi.org/simple/pycalver/
    Found link https://files.pythonhosted.org/packages/02/bd/61e9d5b9b0d0c72a24e5c3b3d9848e598481f3c4f8f1e0aadc648b13c8d4/pycalver-201809.2b0-py2.py3-none-any.whl#sha256=4ac7e29b90e3939b05dc0d01543b0baba227dfd08bbdcc360913b8e9b9b24575 (from https://pypi.org/simple/pycalver/), version: 201809.2b0
    Found link https://files.pythonhosted.org/packages/c7/62/72f23e11e2329c9b5bb9cb721c4c3bb77e7047e854225bbca4fb8a73c88a/pycalver-201812.11b0-py2.py3-none-any.whl#sha256=6b0fd6fd274f946bbe89704f0a7be84267d93800b26faf017077c85bc39caa27 (from https://pypi.org/simple/pycalver/), version: 201812.11b0
    Found link https://files.pythonhosted.org/packages/8c/96/b12960d0d42a9203d3d1a653a4cc465e4e15b6d991c5a1ff64540fb9a35b/pycalver-201812.11b0.tar.gz#sha256=2f61330c4edcd6abde0d5b989107080099d535ed26118c7fe633286a30d3e048 (from https://pypi.org/simple/pycalver/), version: 201812.11b0
    Found link https://files.pythonhosted.org/packages/b7/35/8181f82d1f6333edf89d7a8608d1e5f2df568099a2e748892b4ae5e8b3d0/pycalver-201812.17-py2.py3-none-any.whl#sha256=b374a7dc3e16d275f2a3c049781bd73a7d74d625e1699570b9460cfa664aa49e (from https://pypi.org/simple/pycalver/), version: 201812.17
    Found link https://files.pythonhosted.org/packages/e1/61/261e21c147d415adf81160ee627629e3f44659400e51312cf9ceda327a51/pycalver-201812.17.tar.gz#sha256=5b5c2924bbce9a52675bacb816e944f16b014d512cb1ea5c12bb8bdb1a5c76b4 (from https://pypi.org/simple/pycalver/), version: 201812.17
    Found link https://files.pythonhosted.org/packages/3e/c8/6097d8b645d2faebcfa977853be7bd2c5c73225b44fb7d850175a24a267b/pycalver-201812.18-py2.py3-none-any.whl#sha256=414b7b5eab606d6956d0f6c1cf716d35fe571fa7e53324e16723c95e83db5132 (from https://pypi.org/simple/pycalver/), version: 201812.18
    Found link https://files.pythonhosted.org/packages/de/41/4e74ea576ed3279b9bd2b20d51fce371551dce2c76afab63c9002113cd0f/pycalver-201812.18.tar.gz#sha256=96143347ea81b32985c3398bd21f354644453d0292e75cd58eed061172f8fdee (from https://pypi.org/simple/pycalver/), version: 201812.18
  Using version 201812.18 (newest of versions: 201812.18)
  Created temporary directory: /tmp/pip-unpack-s1un84nw
  Downloading https://files.pythonhosted.org/packages/3e/c8/6097d8b645d2faebcfa977853be7bd2c5c73225b44fb7d850175a24a267b/pycalver-201812.18-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/3e/c8/6097d8b645d2faebcfa977853be7bd2c5c73225b44fb7d850175a24a267b/pycalver-201812.18-py2.py3-none-any.whl#sha256=414b7b5eab606d6956d0f6c1cf716d35fe571fa7e53324e16723c95e83db5132 (from https://pypi.org/simple/pycalver/)
  Saved /tmp/tmp24yjgvv9/pycalver-201812.18-py2.py3-none-any.whl
  Added pycalver==201812.18 from https://files.pythonhosted.org/packages/3e/c8/6097d8b645d2faebcfa977853be7bd2c5c73225b44fb7d850175a24a267b/pycalver-201812.18-py2.py3-none-any.whl#sha256=414b7b5eab606d6956d0f6c1cf716d35fe571fa7e53324e16723c95e83db5132 to build tracker '/tmp/pip-req-tracker-8olc0o_1'
  Removed pycalver==201812.18 from https://files.pythonhosted.org/packages/3e/c8/6097d8b645d2faebcfa977853be7bd2c5c73225b44fb7d850175a24a267b/pycalver-201812.18-py2.py3-none-any.whl#sha256=414b7b5eab606d6956d0f6c1cf716d35fe571fa7e53324e16723c95e83db5132 from build tracker '/tmp/pip-req-tracker-8olc0o_1'
Skipping pycalver, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-akvfva2p/pycalver
Removed build tracker '/tmp/pip-req-tracker-8olc0o_1'