Created temporary directory: /tmp/pip-ephem-wheel-cache-_k9n7s9e
Created temporary directory: /tmp/pip-req-tracker-t5_s7alk
Created requirements tracker '/tmp/pip-req-tracker-t5_s7alk'
Created temporary directory: /tmp/pip-wheel-bfg7qff3
Collecting mrf==1.0.2a0
  1 location(s) to search for versions of mrf:
  * https://pypi.org/simple/mrf/
  Getting page https://pypi.org/simple/mrf/
  Analyzing links from page https://pypi.org/simple/mrf/
    Found link https://files.pythonhosted.org/packages/d2/41/0956efb20c36083db748920238a20f5a1a207f2727d23720a5d269fbc468/mrf-1.0.1-py3-none-any.whl#sha256=5eaa7e13ff08190c6136307bf2c8e9fbc3b693ce347e9eaffc9d2fd002d55a4f (from https://pypi.org/simple/mrf/) (requires-python:>=2.7), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/c4/f8/8824a77e5c1e1899d8a7bdd21fe73f810ef07d43e53350e60a0b69ccf532/mrf-1.0.1.tar.gz#sha256=59ef22c0d1574fba57992805aef9633e4c83bca384637069cbf8de7dff249f7f (from https://pypi.org/simple/mrf/) (requires-python:>=2.7), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/67/8d/b5464d6af988f932d679602a322a5efca50e599d67c24a762c2ebd97e63e/mrf-1.0.2a0-py3-none-any.whl#sha256=bfa3e78eae09f5856eed6ab54bd68229170af3901f3fcd34fd8d42ae0ce9c8dc (from https://pypi.org/simple/mrf/) (requires-python:>=2.7), version: 1.0.2a0
    Skipping link https://files.pythonhosted.org/packages/00/8e/5186dee8d0a8ffac5698c0757e4df088c3e1df8029706a6572def1fc75b5/mrf-1.0.2a0-py3.7.egg#sha256=0b97d19252ed11de51d1e73f9b5c0533ec4ac9e37a78dee15c893f678631dc20 (from https://pypi.org/simple/mrf/) (requires-python:>=2.7); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/52/34/6b042f8505a13b9c70a189c4a184f1412ba9d5e5fa81f2d8c3aaaa139a07/mrf-1.0.2a0.tar.gz#sha256=b6d74774b9e4dca50ddda866614071e7da7274dbc9ff4babb68f8219f78be4b1 (from https://pypi.org/simple/mrf/) (requires-python:>=2.7), version: 1.0.2a0
  Using version 1.0.2a0 (newest of versions: 1.0.2a0)
  Created temporary directory: /tmp/pip-unpack-gze4xi7_
  Downloading https://files.pythonhosted.org/packages/67/8d/b5464d6af988f932d679602a322a5efca50e599d67c24a762c2ebd97e63e/mrf-1.0.2a0-py3-none-any.whl (8.1MB)
  Downloading from URL https://files.pythonhosted.org/packages/67/8d/b5464d6af988f932d679602a322a5efca50e599d67c24a762c2ebd97e63e/mrf-1.0.2a0-py3-none-any.whl#sha256=bfa3e78eae09f5856eed6ab54bd68229170af3901f3fcd34fd8d42ae0ce9c8dc (from https://pypi.org/simple/mrf/) (requires-python:>=2.7)
  Saved /tmp/tmpzr28so87/mrf-1.0.2a0-py3-none-any.whl
  Added mrf==1.0.2a0 from https://files.pythonhosted.org/packages/67/8d/b5464d6af988f932d679602a322a5efca50e599d67c24a762c2ebd97e63e/mrf-1.0.2a0-py3-none-any.whl#sha256=bfa3e78eae09f5856eed6ab54bd68229170af3901f3fcd34fd8d42ae0ce9c8dc to build tracker '/tmp/pip-req-tracker-t5_s7alk'
  Removed mrf==1.0.2a0 from https://files.pythonhosted.org/packages/67/8d/b5464d6af988f932d679602a322a5efca50e599d67c24a762c2ebd97e63e/mrf-1.0.2a0-py3-none-any.whl#sha256=bfa3e78eae09f5856eed6ab54bd68229170af3901f3fcd34fd8d42ae0ce9c8dc from build tracker '/tmp/pip-req-tracker-t5_s7alk'
Skipping mrf, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-bfg7qff3/mrf
Removed build tracker '/tmp/pip-req-tracker-t5_s7alk'