Created temporary directory: /tmp/pip-ephem-wheel-cache-clz2bmj_
Created temporary directory: /tmp/pip-req-tracker-kmaxemfc
Created requirements tracker '/tmp/pip-req-tracker-kmaxemfc'
Created temporary directory: /tmp/pip-wheel-qqk246aq
Collecting preload==1.1
  1 location(s) to search for versions of preload:
  * https://pypi.org/simple/preload/
  Getting page https://pypi.org/simple/preload/
  Analyzing links from page https://pypi.org/simple/preload/
    Found link https://files.pythonhosted.org/packages/45/bf/e7153b60e17d96454f2173c037b63ac1c42f1e7f66ff1238fcde647f9b41/preload-1.1-py3-none-any.whl#sha256=4ea4ca3385bb2e6ecac874ed053262111e577ace542373de2ae15aa7cd42d5fd (from https://pypi.org/simple/preload/), version: 1.1
    Found link https://files.pythonhosted.org/packages/ff/60/9f862830dcc616ca6d051633d6fe2fcfb2b6288ebb8a0ecab774892519e4/preload-1.1.tar.gz#sha256=b09d3a15fe1f20f6eb7172d06a2bae153b435c8cdd52ba366e45fce5b865fa24 (from https://pypi.org/simple/preload/), version: 1.1
    Found link https://files.pythonhosted.org/packages/d6/43/ac8b4569ecbb24cdb08e568e8c3eae39cf566c8a9f407019110aa6b99560/preload-2.0-py3-none-any.whl#sha256=56a86061ca77661258b216539fe93248ce382f6aa6fdcc9050dec547a3441501 (from https://pypi.org/simple/preload/), version: 2.0
  Using version 1.1 (newest of versions: 1.1)
  Created temporary directory: /tmp/pip-unpack-ec1hr7pn
  Downloading https://files.pythonhosted.org/packages/45/bf/e7153b60e17d96454f2173c037b63ac1c42f1e7f66ff1238fcde647f9b41/preload-1.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/45/bf/e7153b60e17d96454f2173c037b63ac1c42f1e7f66ff1238fcde647f9b41/preload-1.1-py3-none-any.whl#sha256=4ea4ca3385bb2e6ecac874ed053262111e577ace542373de2ae15aa7cd42d5fd (from https://pypi.org/simple/preload/)
  Saved /tmp/tmpgv9_nue2/preload-1.1-py3-none-any.whl
  Added preload==1.1 from https://files.pythonhosted.org/packages/45/bf/e7153b60e17d96454f2173c037b63ac1c42f1e7f66ff1238fcde647f9b41/preload-1.1-py3-none-any.whl#sha256=4ea4ca3385bb2e6ecac874ed053262111e577ace542373de2ae15aa7cd42d5fd to build tracker '/tmp/pip-req-tracker-kmaxemfc'
  Removed preload==1.1 from https://files.pythonhosted.org/packages/45/bf/e7153b60e17d96454f2173c037b63ac1c42f1e7f66ff1238fcde647f9b41/preload-1.1-py3-none-any.whl#sha256=4ea4ca3385bb2e6ecac874ed053262111e577ace542373de2ae15aa7cd42d5fd from build tracker '/tmp/pip-req-tracker-kmaxemfc'
Skipping preload, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-qqk246aq/preload
Removed build tracker '/tmp/pip-req-tracker-kmaxemfc'