Created temporary directory: /tmp/pip-ephem-wheel-cache-rx0ec48q
Created temporary directory: /tmp/pip-req-tracker-49s840ji
Created requirements tracker '/tmp/pip-req-tracker-49s840ji'
Created temporary directory: /tmp/pip-wheel-f6xivo5e
Looking in indexes: https://pypi.python.org/simple
Collecting lahja==0.1.0a0
  1 location(s) to search for versions of lahja:
  * https://pypi.python.org/simple/lahja/
  Getting page https://pypi.python.org/simple/lahja/
  Analyzing links from page https://pypi.org/simple/lahja/
    Found link https://files.pythonhosted.org/packages/7a/3c/e546240c14e32b938d4fd4b7b227a9268e37673ab620e158e17631a35a4e/lahja-0.1.0a0-py3-none-any.whl#sha256=1560afbf5ba2a38232c10ed93fea6046fa339b899adfc8dc7debd3deea07a86d (from https://pypi.org/simple/lahja/) (requires-python:>=3.5, <4), version: 0.1.0a0
    Found link https://files.pythonhosted.org/packages/0e/de/8901db54476bead5e72e8b1220332a2b99af656028120ce2ab9e0b7747c7/lahja-0.1.0a0.tar.gz#sha256=1e76261d9dff1ebe1ee7cc1a6145dc36d83d4186a600fa488b181c51fe2f3c32 (from https://pypi.org/simple/lahja/) (requires-python:>=3.5, <4), version: 0.1.0a0
  Using version 0.1.0a0 (newest of versions: 0.1.0a0)
  Created temporary directory: /tmp/pip-unpack-xi59rfzt
  Downloading https://files.pythonhosted.org/packages/7a/3c/e546240c14e32b938d4fd4b7b227a9268e37673ab620e158e17631a35a4e/lahja-0.1.0a0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/7a/3c/e546240c14e32b938d4fd4b7b227a9268e37673ab620e158e17631a35a4e/lahja-0.1.0a0-py3-none-any.whl#sha256=1560afbf5ba2a38232c10ed93fea6046fa339b899adfc8dc7debd3deea07a86d (from https://pypi.org/simple/lahja/) (requires-python:>=3.5, <4)
  Saved /tmp/tmpfz4k7h1k/lahja-0.1.0a0-py3-none-any.whl
  Added lahja==0.1.0a0 from https://files.pythonhosted.org/packages/7a/3c/e546240c14e32b938d4fd4b7b227a9268e37673ab620e158e17631a35a4e/lahja-0.1.0a0-py3-none-any.whl#sha256=1560afbf5ba2a38232c10ed93fea6046fa339b899adfc8dc7debd3deea07a86d to build tracker '/tmp/pip-req-tracker-49s840ji'
  Removed lahja==0.1.0a0 from https://files.pythonhosted.org/packages/7a/3c/e546240c14e32b938d4fd4b7b227a9268e37673ab620e158e17631a35a4e/lahja-0.1.0a0-py3-none-any.whl#sha256=1560afbf5ba2a38232c10ed93fea6046fa339b899adfc8dc7debd3deea07a86d from build tracker '/tmp/pip-req-tracker-49s840ji'
Skipping lahja, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-f6xivo5e/lahja
Removed build tracker '/tmp/pip-req-tracker-49s840ji'