Created temporary directory: /tmp/pip-ephem-wheel-cache-o7_d7js4
Created temporary directory: /tmp/pip-req-tracker-vxgnt_h4
Created requirements tracker '/tmp/pip-req-tracker-vxgnt_h4'
Created temporary directory: /tmp/pip-wheel-7dhj948w
Collecting pystac==0.2.0
  1 location(s) to search for versions of pystac:
  * https://pypi.org/simple/pystac/
  Getting page https://pypi.org/simple/pystac/
  Analyzing links from page https://pypi.org/simple/pystac/
    Found link https://files.pythonhosted.org/packages/f1/cb/cf05f4e7f2b21c06b0807562b2c70def62020664399449cc05ac5726867f/pystac-0.1.1.tar.gz#sha256=94cf104dd1d75963225c90c2de71695fe3ef0ca155f498fd83fd707a00473335 (from https://pypi.org/simple/pystac/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/e0/b1/0f821a56c2e8991a653cff75c5af9954d514d45c8fa56bdca5f616b2ee04/pystac-0.2.0-py3-none-any.whl#sha256=7def811e781a25c8899a901619f9b232172f5830a499356bf5babc1eb1849dc6 (from https://pypi.org/simple/pystac/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/77/94/64fe798fb8cd24199f5dd901a5418e9df3421fe07f99a68363d461331722/pystac-0.2.0.tar.gz#sha256=1e460c8d18302ba39ea835722e3b45aecda5505b6f12b113e1e43fc4f2a2904b (from https://pypi.org/simple/pystac/), version: 0.2.0
  Using version 0.2.0 (newest of versions: 0.2.0)
  Created temporary directory: /tmp/pip-unpack-34dinyfv
  Downloading https://files.pythonhosted.org/packages/e0/b1/0f821a56c2e8991a653cff75c5af9954d514d45c8fa56bdca5f616b2ee04/pystac-0.2.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/e0/b1/0f821a56c2e8991a653cff75c5af9954d514d45c8fa56bdca5f616b2ee04/pystac-0.2.0-py3-none-any.whl#sha256=7def811e781a25c8899a901619f9b232172f5830a499356bf5babc1eb1849dc6 (from https://pypi.org/simple/pystac/)
  Saved /tmp/tmpznr6fcfd/pystac-0.2.0-py3-none-any.whl
  Added pystac==0.2.0 from https://files.pythonhosted.org/packages/e0/b1/0f821a56c2e8991a653cff75c5af9954d514d45c8fa56bdca5f616b2ee04/pystac-0.2.0-py3-none-any.whl#sha256=7def811e781a25c8899a901619f9b232172f5830a499356bf5babc1eb1849dc6 to build tracker '/tmp/pip-req-tracker-vxgnt_h4'
  Removed pystac==0.2.0 from https://files.pythonhosted.org/packages/e0/b1/0f821a56c2e8991a653cff75c5af9954d514d45c8fa56bdca5f616b2ee04/pystac-0.2.0-py3-none-any.whl#sha256=7def811e781a25c8899a901619f9b232172f5830a499356bf5babc1eb1849dc6 from build tracker '/tmp/pip-req-tracker-vxgnt_h4'
Skipping pystac, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-7dhj948w/pystac
Removed build tracker '/tmp/pip-req-tracker-vxgnt_h4'