Created temporary directory: /tmp/pip-ephem-wheel-cache-f4nutp4f
Created temporary directory: /tmp/pip-req-tracker-pbddcxah
Created requirements tracker '/tmp/pip-req-tracker-pbddcxah'
Created temporary directory: /tmp/pip-wheel-mla4a_y5
Collecting rightfoot==1.0.0
  1 location(s) to search for versions of rightfoot:
  * https://pypi.org/simple/rightfoot/
  Getting page https://pypi.org/simple/rightfoot/
  Analyzing links from page https://pypi.org/simple/rightfoot/
    Found link https://files.pythonhosted.org/packages/76/25/8cc6265636d62b04030a577a366206c2e5110c7e23974840276b96066e1d/rightfoot-1.0.0-py3-none-any.whl#sha256=5693432b2edeb16527e55c3d523ebb498fae8ef9971e499a4d9365558d089320 (from https://pypi.org/simple/rightfoot/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/0c/40/83408d3ad6f79f5981d7e3246898f2df83b9900f8287cb9dcc60f834daee/rightfoot-1.0.0.tar.gz#sha256=db4b72f0ef9ccef69541f3cdb430175d91fff7b51ef63b2826414084ad9bddf9 (from https://pypi.org/simple/rightfoot/), version: 1.0.0
  Using version 1.0.0 (newest of versions: 1.0.0)
  Created temporary directory: /tmp/pip-unpack-i33vm462
  Downloading https://files.pythonhosted.org/packages/76/25/8cc6265636d62b04030a577a366206c2e5110c7e23974840276b96066e1d/rightfoot-1.0.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/76/25/8cc6265636d62b04030a577a366206c2e5110c7e23974840276b96066e1d/rightfoot-1.0.0-py3-none-any.whl#sha256=5693432b2edeb16527e55c3d523ebb498fae8ef9971e499a4d9365558d089320 (from https://pypi.org/simple/rightfoot/)
  Saved /tmp/tmpoh17h4dq/rightfoot-1.0.0-py3-none-any.whl
  Added rightfoot==1.0.0 from https://files.pythonhosted.org/packages/76/25/8cc6265636d62b04030a577a366206c2e5110c7e23974840276b96066e1d/rightfoot-1.0.0-py3-none-any.whl#sha256=5693432b2edeb16527e55c3d523ebb498fae8ef9971e499a4d9365558d089320 to build tracker '/tmp/pip-req-tracker-pbddcxah'
  Removed rightfoot==1.0.0 from https://files.pythonhosted.org/packages/76/25/8cc6265636d62b04030a577a366206c2e5110c7e23974840276b96066e1d/rightfoot-1.0.0-py3-none-any.whl#sha256=5693432b2edeb16527e55c3d523ebb498fae8ef9971e499a4d9365558d089320 from build tracker '/tmp/pip-req-tracker-pbddcxah'
Skipping rightfoot, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-mla4a_y5/rightfoot
Removed build tracker '/tmp/pip-req-tracker-pbddcxah'