Created temporary directory: /tmp/pip-ephem-wheel-cache-sh2q97f2
Created temporary directory: /tmp/pip-req-tracker-70lzjqqd
Created requirements tracker '/tmp/pip-req-tracker-70lzjqqd'
Created temporary directory: /tmp/pip-wheel-gjsttpgr
Looking in indexes: https://pypi.python.org/simple
Collecting colcon-metadata==0.2.1
  1 location(s) to search for versions of colcon-metadata:
  * https://pypi.python.org/simple/colcon-metadata/
  Getting page https://pypi.python.org/simple/colcon-metadata/
  Analyzing links from page https://pypi.org/simple/colcon-metadata/
    Found link https://files.pythonhosted.org/packages/20/1d/3bbe9772feb51f6ff5e566e92bcfaf76d5f0236be8eb4445a1fa1a3edc5c/colcon-metadata-0.1.0.tar.gz#sha256=790c24a0e708398f9bfdd532966f1a003b339ff42314e5795c369aba7cee0fe0 (from https://pypi.org/simple/colcon-metadata/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/2c/66/22c5016d2b72eca5ae866621832ea4b4eeade57eb74b1f8facd9f66b4b9f/colcon_metadata-0.1.0-py3-none-any.whl#sha256=9207da4a8664b044666f7306c4d7bbfdbc8e733349d92902d6dcf916782c119a (from https://pypi.org/simple/colcon-metadata/), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/b1/79/e6736f64a2016c583fcc65da628751af43cfee98cf4ff0e99412ff37ac4c/colcon-metadata-0.2.0.tar.gz#sha256=500a12f6b67d42f95d044027496c521f9366a10a8fafb7275f4bbe971b15f515 (from https://pypi.org/simple/colcon-metadata/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/c9/9d/5f3c9980e14cadb5ae48ef071062df820677931cd42e38baf4ec2700cc40/colcon_metadata-0.2.0-py3-none-any.whl#sha256=f35af3045194cbc7a919234d3cc54fe5231ea5635df7c5bca102c2c833e4b451 (from https://pypi.org/simple/colcon-metadata/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/14/30/25c40b5c20650d95cf343fff27155fdeb1356bfdc4638c81fe29af432ec4/colcon-metadata-0.2.1.tar.gz#sha256=bf96f93136dc2ff9417590dc83a69b29f7811f13b6e2d8959abf8d52a0549ffe (from https://pypi.org/simple/colcon-metadata/), version: 0.2.1
    Found link https://files.pythonhosted.org/packages/0d/df/4bec40df4840a7d4142c3460c38ad366cb33a5edbb49953eb24fdb1938f4/colcon_metadata-0.2.1-py3-none-any.whl#sha256=69e80c6b908ddc8d746ba0f6a09fb997d598754e0b5ecad42c2f1fe1a6a13237 (from https://pypi.org/simple/colcon-metadata/), version: 0.2.1
  Using version 0.2.1 (newest of versions: 0.2.1)
  Created temporary directory: /tmp/pip-unpack-f2d9mjwu
  Downloading https://files.pythonhosted.org/packages/0d/df/4bec40df4840a7d4142c3460c38ad366cb33a5edbb49953eb24fdb1938f4/colcon_metadata-0.2.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/0d/df/4bec40df4840a7d4142c3460c38ad366cb33a5edbb49953eb24fdb1938f4/colcon_metadata-0.2.1-py3-none-any.whl#sha256=69e80c6b908ddc8d746ba0f6a09fb997d598754e0b5ecad42c2f1fe1a6a13237 (from https://pypi.org/simple/colcon-metadata/)
  Saved /tmp/tmpqn7d11vr/colcon_metadata-0.2.1-py3-none-any.whl
  Added colcon-metadata==0.2.1 from https://files.pythonhosted.org/packages/0d/df/4bec40df4840a7d4142c3460c38ad366cb33a5edbb49953eb24fdb1938f4/colcon_metadata-0.2.1-py3-none-any.whl#sha256=69e80c6b908ddc8d746ba0f6a09fb997d598754e0b5ecad42c2f1fe1a6a13237 to build tracker '/tmp/pip-req-tracker-70lzjqqd'
  Removed colcon-metadata==0.2.1 from https://files.pythonhosted.org/packages/0d/df/4bec40df4840a7d4142c3460c38ad366cb33a5edbb49953eb24fdb1938f4/colcon_metadata-0.2.1-py3-none-any.whl#sha256=69e80c6b908ddc8d746ba0f6a09fb997d598754e0b5ecad42c2f1fe1a6a13237 from build tracker '/tmp/pip-req-tracker-70lzjqqd'
Skipping colcon-metadata, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-gjsttpgr/colcon-metadata
Removed build tracker '/tmp/pip-req-tracker-70lzjqqd'