Created temporary directory: /tmp/pip-ephem-wheel-cache-x2y4xccj
Created temporary directory: /tmp/pip-req-tracker-sctpqtvi
Created requirements tracker '/tmp/pip-req-tracker-sctpqtvi'
Created temporary directory: /tmp/pip-wheel-lmwlzmbt
Collecting gtirb==1.6.0
  1 location(s) to search for versions of gtirb:
  * https://pypi.org/simple/gtirb/
  Getting page https://pypi.org/simple/gtirb/
  Analyzing links from page https://pypi.org/simple/gtirb/
    Found link https://files.pythonhosted.org/packages/2f/fb/ca29ab7cd34e133d70def83edd72dc16e114365810d566bdb25e611cebf2/gtirb-1.6.0-py3-none-any.whl#sha256=a17c416428edcec7dccaacbe8ba420638c593b86a39afbf5aa55b75d3c0398be (from https://pypi.org/simple/gtirb/), version: 1.6.0
    Found link https://files.pythonhosted.org/packages/e5/cd/c043788506bc1e987a62a14c20657c0a78faa026b8b8a9df29026040989b/gtirb-1.6.0.tar.gz#sha256=c37a03898518424f00f01f2b847615a91e1dab0fcc5b7c47a358f9c7669eaab2 (from https://pypi.org/simple/gtirb/), version: 1.6.0
  Using version 1.6.0 (newest of versions: 1.6.0)
  Created temporary directory: /tmp/pip-unpack-42ccfcyy
  Downloading https://files.pythonhosted.org/packages/2f/fb/ca29ab7cd34e133d70def83edd72dc16e114365810d566bdb25e611cebf2/gtirb-1.6.0-py3-none-any.whl (51kB)
  Downloading from URL https://files.pythonhosted.org/packages/2f/fb/ca29ab7cd34e133d70def83edd72dc16e114365810d566bdb25e611cebf2/gtirb-1.6.0-py3-none-any.whl#sha256=a17c416428edcec7dccaacbe8ba420638c593b86a39afbf5aa55b75d3c0398be (from https://pypi.org/simple/gtirb/)
  Saved /tmp/tmpo9wow0t_/gtirb-1.6.0-py3-none-any.whl
  Added gtirb==1.6.0 from https://files.pythonhosted.org/packages/2f/fb/ca29ab7cd34e133d70def83edd72dc16e114365810d566bdb25e611cebf2/gtirb-1.6.0-py3-none-any.whl#sha256=a17c416428edcec7dccaacbe8ba420638c593b86a39afbf5aa55b75d3c0398be to build tracker '/tmp/pip-req-tracker-sctpqtvi'
  Removed gtirb==1.6.0 from https://files.pythonhosted.org/packages/2f/fb/ca29ab7cd34e133d70def83edd72dc16e114365810d566bdb25e611cebf2/gtirb-1.6.0-py3-none-any.whl#sha256=a17c416428edcec7dccaacbe8ba420638c593b86a39afbf5aa55b75d3c0398be from build tracker '/tmp/pip-req-tracker-sctpqtvi'
Skipping gtirb, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-lmwlzmbt/gtirb
Removed build tracker '/tmp/pip-req-tracker-sctpqtvi'