Created temporary directory: /tmp/pip-ephem-wheel-cache-nvj49d8i
Created temporary directory: /tmp/pip-req-tracker-f3jv7ala
Created requirements tracker '/tmp/pip-req-tracker-f3jv7ala'
Created temporary directory: /tmp/pip-wheel-4090cx0r
Collecting barf==0.6.0
  1 location(s) to search for versions of barf:
  * https://pypi.org/simple/barf/
  Getting page https://pypi.org/simple/barf/
  Analyzing links from page https://pypi.org/simple/barf/
    Found link https://files.pythonhosted.org/packages/85/63/1fffba9743845fabceb75f728ac4a15d70a520b11032a4ce63b416244d00/barf-0.3.tar.gz#sha256=639fb3da49ee5ddfbead0e6242ee32000ccac745305e354f9c64c246110ce535 (from https://pypi.org/simple/barf/), version: 0.3
    Found link https://files.pythonhosted.org/packages/b2/45/7b5ed1fe2e2d7c9882655899b406871e6334d8813ed3c23b124fe1efad52/barf-0.4.0.tar.gz#sha256=ee7237a491196037d5ee96a4bc6b542a0c5863b6ac222499e6bbe922555c9f51 (from https://pypi.org/simple/barf/), version: 0.4.0
    Found link https://files.pythonhosted.org/packages/26/03/381c8b1c151e57fed9669abde91e2d011ca14543d66b1fa2385930a3e93f/barf-0.5.0.tar.gz#sha256=62e6cabcac401e1a31eb803aad8aa147f00b74a14ab9de6d683ee3fedf7e569b (from https://pypi.org/simple/barf/), version: 0.5.0
    Found link https://files.pythonhosted.org/packages/c3/31/657967a829a690d24cea5d76691f292eec05071ba89ab0a386113c374b54/barf-0.6.0-py3-none-any.whl#sha256=061ac79fffcd73c5820ea348ea98675c9bcc8f7989424a41d0e6bfdf5d90b157 (from https://pypi.org/simple/barf/), version: 0.6.0
    Found link https://files.pythonhosted.org/packages/23/4b/4051939829fbbd36c871257a3e5555d3a4b1ba821b16bade1601e6ab326c/barf-0.6.0.tar.gz#sha256=6ef495225e6ff9b2b9396dad6eace08dd04de58918a8c5873407122b2d94cb06 (from https://pypi.org/simple/barf/), version: 0.6.0
  Using version 0.6.0 (newest of versions: 0.6.0)
  Created temporary directory: /tmp/pip-unpack-uumch612
  Downloading https://files.pythonhosted.org/packages/c3/31/657967a829a690d24cea5d76691f292eec05071ba89ab0a386113c374b54/barf-0.6.0-py3-none-any.whl (195kB)
  Downloading from URL https://files.pythonhosted.org/packages/c3/31/657967a829a690d24cea5d76691f292eec05071ba89ab0a386113c374b54/barf-0.6.0-py3-none-any.whl#sha256=061ac79fffcd73c5820ea348ea98675c9bcc8f7989424a41d0e6bfdf5d90b157 (from https://pypi.org/simple/barf/)
  Saved /tmp/tmpe5bvfi_i/barf-0.6.0-py3-none-any.whl
  Added barf==0.6.0 from https://files.pythonhosted.org/packages/c3/31/657967a829a690d24cea5d76691f292eec05071ba89ab0a386113c374b54/barf-0.6.0-py3-none-any.whl#sha256=061ac79fffcd73c5820ea348ea98675c9bcc8f7989424a41d0e6bfdf5d90b157 to build tracker '/tmp/pip-req-tracker-f3jv7ala'
  Removed barf==0.6.0 from https://files.pythonhosted.org/packages/c3/31/657967a829a690d24cea5d76691f292eec05071ba89ab0a386113c374b54/barf-0.6.0-py3-none-any.whl#sha256=061ac79fffcd73c5820ea348ea98675c9bcc8f7989424a41d0e6bfdf5d90b157 from build tracker '/tmp/pip-req-tracker-f3jv7ala'
Skipping barf, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-4090cx0r/barf
Removed build tracker '/tmp/pip-req-tracker-f3jv7ala'