Collecting datalad-crawler==0.1rc1
  1 location(s) to search for versions of datalad-crawler:
  * https://pypi.python.org/simple/datalad-crawler/
  Getting page https://pypi.python.org/simple/datalad-crawler/
  Analyzing links from page https://pypi.org/simple/datalad-crawler/
    Found link https://files.pythonhosted.org/packages/aa/1b/54cc49da2dedd577ccb72538830feaf23e62509a6d46be546054372a15a5/datalad_crawler-0.1rc1-py2.py3-none-any.whl#sha256=d6231d81b7c3b218ce0a674123c72652dbc7e6864d7a613750a9c0c7d8a175c9 (from https://pypi.org/simple/datalad-crawler/), version: 0.1rc1
    Found link https://files.pythonhosted.org/packages/37/5b/ba0e6ced797f1a4c5caa751751bce9ba8f18867acd719199d854736a52e6/datalad_crawler-0.1rc1.tar.gz#sha256=bdb243e79d6b4b48f93d77eb26da8556520a5f28599a406e48cb4fbdedd8121d (from https://pypi.org/simple/datalad-crawler/), version: 0.1rc1
  Using version 0.1rc1 (newest of versions: 0.1rc1)
  Downloading https://files.pythonhosted.org/packages/aa/1b/54cc49da2dedd577ccb72538830feaf23e62509a6d46be546054372a15a5/datalad_crawler-0.1rc1-py2.py3-none-any.whl (127kB)
  Downloading from URL https://files.pythonhosted.org/packages/aa/1b/54cc49da2dedd577ccb72538830feaf23e62509a6d46be546054372a15a5/datalad_crawler-0.1rc1-py2.py3-none-any.whl#sha256=d6231d81b7c3b218ce0a674123c72652dbc7e6864d7a613750a9c0c7d8a175c9 (from https://pypi.org/simple/datalad-crawler/)
  Saved /tmp/tmpmttqzgvt/datalad_crawler-0.1rc1-py2.py3-none-any.whl
Skipping datalad-crawler, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-r4o2b9hk/datalad-crawler