Created temporary directory: /tmp/pip-ephem-wheel-cache-9d0mfjux
Created temporary directory: /tmp/pip-req-tracker-jwjuq7bb
Created requirements tracker '/tmp/pip-req-tracker-jwjuq7bb'
Created temporary directory: /tmp/pip-wheel-x1fgv_wh
Collecting tornado-prometheus==0.1.1
  1 location(s) to search for versions of tornado-prometheus:
  * https://pypi.org/simple/tornado-prometheus/
  Getting page https://pypi.org/simple/tornado-prometheus/
  Analyzing links from page https://pypi.org/simple/tornado-prometheus/
    Found link https://files.pythonhosted.org/packages/a6/a2/3d86194d30ed20e06a7d7ccca799e4ffcb0c1c0cd16dd7f4572ca3470c6c/tornado-prometheus-0.1.0.tar.gz#sha256=4bdd5cef53695e392213e64f4351408a93efce3dbfdecfede5b1bfc7cc818150 (from https://pypi.org/simple/tornado-prometheus/), version: 0.1.0
    Skipping link https://files.pythonhosted.org/packages/ef/88/d8c960ce52536a81f785bc2a56bfd09b140a0398adb19b1e01a6eac81e7f/tornado_prometheus-0.1.0-py2-none-any.whl#sha256=84dc8ae5de6edf35e4e899a3e0e7be0fde1030bd0c587632840fa3ffae487a92 (from https://pypi.org/simple/tornado-prometheus/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/c7/40/ee8c317d3ad947c8e3d67e7b533a987f5e5f2c871860bb58fec352328b3a/tornado-prometheus-0.1.1.tar.gz#sha256=41dff565944de9aabcddeb20cd9470a2ed59d1df2cecb359c788210b02d04a89 (from https://pypi.org/simple/tornado-prometheus/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/5e/b8/3270f1d4fdef41d7bd17a110e003d1a883e572770fdbb88cbc545c47959a/tornado_prometheus-0.1.1-py3-none-any.whl#sha256=c85c522948314ca11c7ea581a96ce75bdc6c567d11a3c9b403404b4ab20b6dd8 (from https://pypi.org/simple/tornado-prometheus/), version: 0.1.1
  Using version 0.1.1 (newest of versions: 0.1.1)
  Created temporary directory: /tmp/pip-unpack-x58wcwqq
  Downloading https://files.pythonhosted.org/packages/5e/b8/3270f1d4fdef41d7bd17a110e003d1a883e572770fdbb88cbc545c47959a/tornado_prometheus-0.1.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/5e/b8/3270f1d4fdef41d7bd17a110e003d1a883e572770fdbb88cbc545c47959a/tornado_prometheus-0.1.1-py3-none-any.whl#sha256=c85c522948314ca11c7ea581a96ce75bdc6c567d11a3c9b403404b4ab20b6dd8 (from https://pypi.org/simple/tornado-prometheus/)
  Saved /tmp/tmpbly8kve2/tornado_prometheus-0.1.1-py3-none-any.whl
  Added tornado-prometheus==0.1.1 from https://files.pythonhosted.org/packages/5e/b8/3270f1d4fdef41d7bd17a110e003d1a883e572770fdbb88cbc545c47959a/tornado_prometheus-0.1.1-py3-none-any.whl#sha256=c85c522948314ca11c7ea581a96ce75bdc6c567d11a3c9b403404b4ab20b6dd8 to build tracker '/tmp/pip-req-tracker-jwjuq7bb'
  Removed tornado-prometheus==0.1.1 from https://files.pythonhosted.org/packages/5e/b8/3270f1d4fdef41d7bd17a110e003d1a883e572770fdbb88cbc545c47959a/tornado_prometheus-0.1.1-py3-none-any.whl#sha256=c85c522948314ca11c7ea581a96ce75bdc6c567d11a3c9b403404b4ab20b6dd8 from build tracker '/tmp/pip-req-tracker-jwjuq7bb'
Skipping tornado-prometheus, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-x1fgv_wh/tornado-prometheus
Removed build tracker '/tmp/pip-req-tracker-jwjuq7bb'