Created temporary directory: /tmp/pip-ephem-wheel-cache-cb8xc1n3
Created temporary directory: /tmp/pip-req-tracker-1s4f7z_s
Created requirements tracker '/tmp/pip-req-tracker-1s4f7z_s'
Created temporary directory: /tmp/pip-wheel-oe9hfz6h
Looking in indexes: https://pypi.python.org/simple
Collecting astropy-changelog==0.1
  1 location(s) to search for versions of astropy-changelog:
  * https://pypi.python.org/simple/astropy-changelog/
  Getting page https://pypi.python.org/simple/astropy-changelog/
  Analyzing links from page https://pypi.org/simple/astropy-changelog/
    Found link https://files.pythonhosted.org/packages/ec/f4/4fa9f3c8d7de160514170897e82a50c214e9048d314ef1c651d288a502b9/astropy-changelog-0.1.tar.gz#sha256=34526b7663eb4300fe533c73b16ce139f498b7845230555b864023a3eea58287 (from https://pypi.org/simple/astropy-changelog/), version: 0.1
    Found link https://files.pythonhosted.org/packages/97/a5/4408aece3e1a474d7f31ec90d333ca581f983fbc7b257bfd3c44e387cd38/astropy_changelog-0.1-py2.py3-none-any.whl#sha256=293b9b0716f799d05db4b7096468c86746c269e1734b7980c98045ff9f812bb7 (from https://pypi.org/simple/astropy-changelog/), version: 0.1
  Using version 0.1 (newest of versions: 0.1)
  Created temporary directory: /tmp/pip-unpack-1p84hy2m
  Downloading https://files.pythonhosted.org/packages/97/a5/4408aece3e1a474d7f31ec90d333ca581f983fbc7b257bfd3c44e387cd38/astropy_changelog-0.1-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/97/a5/4408aece3e1a474d7f31ec90d333ca581f983fbc7b257bfd3c44e387cd38/astropy_changelog-0.1-py2.py3-none-any.whl#sha256=293b9b0716f799d05db4b7096468c86746c269e1734b7980c98045ff9f812bb7 (from https://pypi.org/simple/astropy-changelog/)
  Saved /tmp/tmpvs3dctfj/astropy_changelog-0.1-py2.py3-none-any.whl
  Added astropy-changelog==0.1 from https://files.pythonhosted.org/packages/97/a5/4408aece3e1a474d7f31ec90d333ca581f983fbc7b257bfd3c44e387cd38/astropy_changelog-0.1-py2.py3-none-any.whl#sha256=293b9b0716f799d05db4b7096468c86746c269e1734b7980c98045ff9f812bb7 to build tracker '/tmp/pip-req-tracker-1s4f7z_s'
  Removed astropy-changelog==0.1 from https://files.pythonhosted.org/packages/97/a5/4408aece3e1a474d7f31ec90d333ca581f983fbc7b257bfd3c44e387cd38/astropy_changelog-0.1-py2.py3-none-any.whl#sha256=293b9b0716f799d05db4b7096468c86746c269e1734b7980c98045ff9f812bb7 from build tracker '/tmp/pip-req-tracker-1s4f7z_s'
Skipping astropy-changelog, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-oe9hfz6h/astropy-changelog
Removed build tracker '/tmp/pip-req-tracker-1s4f7z_s'