Created temporary directory: /tmp/pip-ephem-wheel-cache-6i9wznk1
Created temporary directory: /tmp/pip-req-tracker-5q0mvy0o
Created requirements tracker '/tmp/pip-req-tracker-5q0mvy0o'
Created temporary directory: /tmp/pip-wheel-nc05qnjo
Collecting utflib==0.0.1
  1 location(s) to search for versions of utflib:
  * https://pypi.org/simple/utflib/
  Getting page https://pypi.org/simple/utflib/
  Analyzing links from page https://pypi.org/simple/utflib/
    Found link https://files.pythonhosted.org/packages/e4/b7/33edfff61dbd38c96f80e57ceb1824a6ae7d372630e723bdc53d2f555129/utflib-0.0.1-py3-none-any.whl#sha256=7b3678881a7fb0b034d24473a86daa711846011e8e096f6c31738a5f5876b485 (from https://pypi.org/simple/utflib/), version: 0.0.1
    Found link https://files.pythonhosted.org/packages/8a/7b/8feef738ab30b3f2bec3490592fd4002f85947491afe31fe9fb9f332bc7e/utflib-0.0.1.tar.gz#sha256=55ea0f4d2d062bee962ad9f2bcd5761beabe44c1f7587309deb9ca70390c5b94 (from https://pypi.org/simple/utflib/), version: 0.0.1
  Using version 0.0.1 (newest of versions: 0.0.1)
  Created temporary directory: /tmp/pip-unpack-8mw4j8nn
  Downloading https://files.pythonhosted.org/packages/e4/b7/33edfff61dbd38c96f80e57ceb1824a6ae7d372630e723bdc53d2f555129/utflib-0.0.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/e4/b7/33edfff61dbd38c96f80e57ceb1824a6ae7d372630e723bdc53d2f555129/utflib-0.0.1-py3-none-any.whl#sha256=7b3678881a7fb0b034d24473a86daa711846011e8e096f6c31738a5f5876b485 (from https://pypi.org/simple/utflib/)
  Saved /tmp/tmpx65fjqzw/utflib-0.0.1-py3-none-any.whl
  Added utflib==0.0.1 from https://files.pythonhosted.org/packages/e4/b7/33edfff61dbd38c96f80e57ceb1824a6ae7d372630e723bdc53d2f555129/utflib-0.0.1-py3-none-any.whl#sha256=7b3678881a7fb0b034d24473a86daa711846011e8e096f6c31738a5f5876b485 to build tracker '/tmp/pip-req-tracker-5q0mvy0o'
  Removed utflib==0.0.1 from https://files.pythonhosted.org/packages/e4/b7/33edfff61dbd38c96f80e57ceb1824a6ae7d372630e723bdc53d2f555129/utflib-0.0.1-py3-none-any.whl#sha256=7b3678881a7fb0b034d24473a86daa711846011e8e096f6c31738a5f5876b485 from build tracker '/tmp/pip-req-tracker-5q0mvy0o'
Skipping utflib, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-nc05qnjo/utflib
Removed build tracker '/tmp/pip-req-tracker-5q0mvy0o'