Collecting in-toto==0.2.1
  1 location(s) to search for versions of in-toto:
  * https://pypi.python.org/simple/in-toto/
  Getting page https://pypi.python.org/simple/in-toto/
  Analyzing links from page https://pypi.python.org/simple/in-toto/
    Found link https://pypi.python.org/packages/0f/c1/eb7821617e3b62101e2a4d4014bec440f747bdef81b49d963cff3d62b9fc/in-toto-0.2.0.tar.gz#md5=5d26344229e9761917d92b6dbb089a97 (from https://pypi.python.org/simple/in-toto/), version: 0.2.0
    Found link https://pypi.python.org/packages/14/24/7365f0053706c5c58247c7a55d29fef28797e91cb938e9c2d5abf3593cde/in_toto-0.2.0-py2.py3-none-any.whl#md5=b3d5d11f6b57000ba09fa8b586f26648 (from https://pypi.python.org/simple/in-toto/), version: 0.2.0
    Skipping link https://pypi.python.org/packages/1a/ad/5a9759213850eb3e544ec83c00ca2f79aa00009430a377ea569b1bf430ff/in_toto-0.1.1-py2-none-any.whl#md5=b078fe50513eb3601387279363270ad5 (from https://pypi.python.org/simple/in-toto/); it is not compatible with this Python
    Found link https://pypi.python.org/packages/2d/50/520c02bdfe6ea46c0cffd0b83684ff3e77785cd7aa1577080913dea3b598/in-toto-0.1.1.tar.gz#md5=43fc9122029cad6a503860d8ff55329b (from https://pypi.python.org/simple/in-toto/), version: 0.1.1
    Found link https://pypi.python.org/packages/33/1f/2ca2a9bd5b0209581ba32e2b446990c787d5868ff386cfae7c846554ee9f/in-toto-0.2.1.tar.gz#md5=86b27a689df430c76876cccc4b71548f (from https://pypi.python.org/simple/in-toto/), version: 0.2.1
    Found link https://pypi.python.org/packages/75/e6/e13c36b9b8d1314237ac4b6fe3cebe3025a50b30497a682d42c71e7c21f2/in_toto-0.2.1-py2.py3-none-any.whl#md5=a5a2e0174abe8d514854b93bdc7a3a67 (from https://pypi.python.org/simple/in-toto/), version: 0.2.1
  Using version 0.2.1 (newest of versions: 0.2.1)
  Downloading in_toto-0.2.1-py2.py3-none-any.whl (71kB)
  Downloading from URL https://pypi.python.org/packages/75/e6/e13c36b9b8d1314237ac4b6fe3cebe3025a50b30497a682d42c71e7c21f2/in_toto-0.2.1-py2.py3-none-any.whl#md5=a5a2e0174abe8d514854b93bdc7a3a67 (from https://pypi.python.org/simple/in-toto/)
  Saved /tmp/tmpmi6oqf14/in_toto-0.2.1-py2.py3-none-any.whl
Skipping in-toto, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-build-55ngpxet/in-toto