Created temporary directory: /tmp/pip-ephem-wheel-cache-w21nr9pe
Created temporary directory: /tmp/pip-req-tracker-avq3n1b7
Created requirements tracker '/tmp/pip-req-tracker-avq3n1b7'
Created temporary directory: /tmp/pip-wheel-dgqe0fje
Collecting cached-url==0.0.1
  1 location(s) to search for versions of cached-url:
  * https://pypi.org/simple/cached-url/
  Getting page https://pypi.org/simple/cached-url/
  Analyzing links from page https://pypi.org/simple/cached-url/
    Found link https://files.pythonhosted.org/packages/f0/b8/6e7d2e77f5f98c5203d4348d2f5c4d513370944f157e4fd30aa95ea4b75b/cached_url-0.0.1-py3-none-any.whl#sha256=efdd94e36c4e30c752bf8e044d9cb4b29a2dadd74698fca6469288431215c1fd (from https://pypi.org/simple/cached-url/) (requires-python:>=3.0), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/b9/0e/a85d14a9e42cb3bd301a883f934f125fc1b0f3491561d119d0d3e9a790ef/cached_url-0.0.1.tar.gz#sha256=81d882d0bd62e76ec3565489e0f65b7e64163f2cf4b290ceab246bdcd45281b3 (from https://pypi.org/simple/cached-url/) (requires-python:>=3.0), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-xrh23nnu
  Downloading https://files.pythonhosted.org/packages/f0/b8/6e7d2e77f5f98c5203d4348d2f5c4d513370944f157e4fd30aa95ea4b75b/cached_url-0.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/f0/b8/6e7d2e77f5f98c5203d4348d2f5c4d513370944f157e4fd30aa95ea4b75b/cached_url-0.0.1-py3-none-any.whl#sha256=efdd94e36c4e30c752bf8e044d9cb4b29a2dadd74698fca6469288431215c1fd (from https://pypi.org/simple/cached-url/) (requires-python:>=3.0)
  Saved /tmp/tmpsaqcbil_/cached_url-0.0.1-py3-none-any.whl
  Added cached-url==0.0.1 from https://files.pythonhosted.org/packages/f0/b8/6e7d2e77f5f98c5203d4348d2f5c4d513370944f157e4fd30aa95ea4b75b/cached_url-0.0.1-py3-none-any.whl#sha256=efdd94e36c4e30c752bf8e044d9cb4b29a2dadd74698fca6469288431215c1fd to build tracker '/tmp/pip-req-tracker-avq3n1b7'
  Removed cached-url==0.0.1 from https://files.pythonhosted.org/packages/f0/b8/6e7d2e77f5f98c5203d4348d2f5c4d513370944f157e4fd30aa95ea4b75b/cached_url-0.0.1-py3-none-any.whl#sha256=efdd94e36c4e30c752bf8e044d9cb4b29a2dadd74698fca6469288431215c1fd from build tracker '/tmp/pip-req-tracker-avq3n1b7'
Skipping cached-url, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-dgqe0fje/cached-url
Removed build tracker '/tmp/pip-req-tracker-avq3n1b7'