Created temporary directory: /tmp/pip-ephem-wheel-cache-csy058sk
Created temporary directory: /tmp/pip-req-tracker-516s_prb
Created requirements tracker '/tmp/pip-req-tracker-516s_prb'
Created temporary directory: /tmp/pip-wheel-a9a30ums
Collecting headerz==0.1
  1 location(s) to search for versions of headerz:
  * https://pypi.org/simple/headerz/
  Getting page https://pypi.org/simple/headerz/
  Analyzing links from page https://pypi.org/simple/headerz/
    Found link https://files.pythonhosted.org/packages/a4/e5/401d5e3d98853f4305151faa04b24b0e7887f9ee8d3793e6d2608b39edb2/headerz-0.1-py3-none-any.whl#sha256=89e3ccbb42368d3615f31feac1ce6ce412c11703a7c6e6e8645c066ad294f15e (from https://pypi.org/simple/headerz/), version: 0.1
    Found link https://files.pythonhosted.org/packages/6c/18/c24b00575adfadfc4b4bd137d46e68563685b9ea8705785371dafc507436/headerz-0.1.tar.gz#sha256=fb1166fb2e8576a8ce7d36bc55240a5c4cfa2b77af2deb37d66076967e090055 (from https://pypi.org/simple/headerz/), version: 0.1
  Using version 0.1 (newest of versions: 0.1)
  Created temporary directory: /tmp/pip-unpack-26k9kowh
  Downloading https://files.pythonhosted.org/packages/a4/e5/401d5e3d98853f4305151faa04b24b0e7887f9ee8d3793e6d2608b39edb2/headerz-0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/a4/e5/401d5e3d98853f4305151faa04b24b0e7887f9ee8d3793e6d2608b39edb2/headerz-0.1-py3-none-any.whl#sha256=89e3ccbb42368d3615f31feac1ce6ce412c11703a7c6e6e8645c066ad294f15e (from https://pypi.org/simple/headerz/)
  Saved /tmp/tmpdgsjizw4/headerz-0.1-py3-none-any.whl
  Added headerz==0.1 from https://files.pythonhosted.org/packages/a4/e5/401d5e3d98853f4305151faa04b24b0e7887f9ee8d3793e6d2608b39edb2/headerz-0.1-py3-none-any.whl#sha256=89e3ccbb42368d3615f31feac1ce6ce412c11703a7c6e6e8645c066ad294f15e to build tracker '/tmp/pip-req-tracker-516s_prb'
  Removed headerz==0.1 from https://files.pythonhosted.org/packages/a4/e5/401d5e3d98853f4305151faa04b24b0e7887f9ee8d3793e6d2608b39edb2/headerz-0.1-py3-none-any.whl#sha256=89e3ccbb42368d3615f31feac1ce6ce412c11703a7c6e6e8645c066ad294f15e from build tracker '/tmp/pip-req-tracker-516s_prb'
Skipping headerz, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-a9a30ums/headerz
Removed build tracker '/tmp/pip-req-tracker-516s_prb'