Created temporary directory: /tmp/pip-ephem-wheel-cache-3j74bd3e
Created temporary directory: /tmp/pip-req-tracker-n2lzv_vc
Created requirements tracker '/tmp/pip-req-tracker-n2lzv_vc'
Created temporary directory: /tmp/pip-wheel-vwagw58y
Collecting gym-demo==0.2.0
  1 location(s) to search for versions of gym-demo:
  * https://pypi.org/simple/gym-demo/
  Getting page https://pypi.org/simple/gym-demo/
  Analyzing links from page https://pypi.org/simple/gym-demo/
    Found link https://files.pythonhosted.org/packages/ad/86/b69885bcaeda43f6ec8536656885dee46f8d5fa52e76201acb08b26d9168/gym-demo-0.2.0.tar.gz#sha256=ad88aa4b2eb550a1db5b71557d40e72e31b7748fe2fc21441dc782736bd3ba1d (from https://pypi.org/simple/gym-demo/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/ff/5d/5f40625478b4eedce863e0bd929e6515fd1f8d8ef5bb6bc83e85014904b1/gym_demo-0.2.0-py3-none-any.whl#sha256=49ca165abd91059179818b441985d7fe5e1f2d0141faa3c5af81aef5b740241f (from https://pypi.org/simple/gym-demo/), version: 0.2.0
  Using version 0.2.0 (newest of versions: 0.2.0)
  Created temporary directory: /tmp/pip-unpack-m7zxoo2d
  Downloading https://files.pythonhosted.org/packages/ff/5d/5f40625478b4eedce863e0bd929e6515fd1f8d8ef5bb6bc83e85014904b1/gym_demo-0.2.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/ff/5d/5f40625478b4eedce863e0bd929e6515fd1f8d8ef5bb6bc83e85014904b1/gym_demo-0.2.0-py3-none-any.whl#sha256=49ca165abd91059179818b441985d7fe5e1f2d0141faa3c5af81aef5b740241f (from https://pypi.org/simple/gym-demo/)
  Saved /tmp/tmprg7148cx/gym_demo-0.2.0-py3-none-any.whl
  Added gym-demo==0.2.0 from https://files.pythonhosted.org/packages/ff/5d/5f40625478b4eedce863e0bd929e6515fd1f8d8ef5bb6bc83e85014904b1/gym_demo-0.2.0-py3-none-any.whl#sha256=49ca165abd91059179818b441985d7fe5e1f2d0141faa3c5af81aef5b740241f to build tracker '/tmp/pip-req-tracker-n2lzv_vc'
  Removed gym-demo==0.2.0 from https://files.pythonhosted.org/packages/ff/5d/5f40625478b4eedce863e0bd929e6515fd1f8d8ef5bb6bc83e85014904b1/gym_demo-0.2.0-py3-none-any.whl#sha256=49ca165abd91059179818b441985d7fe5e1f2d0141faa3c5af81aef5b740241f from build tracker '/tmp/pip-req-tracker-n2lzv_vc'
Skipping gym-demo, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-vwagw58y/gym-demo
Removed build tracker '/tmp/pip-req-tracker-n2lzv_vc'