Created temporary directory: /tmp/pip-ephem-wheel-cache-v42hqg7o
Created temporary directory: /tmp/pip-req-tracker-ben45w13
Created requirements tracker '/tmp/pip-req-tracker-ben45w13'
Created temporary directory: /tmp/pip-wheel-koy4zflq
Collecting lson==1.1.1
  1 location(s) to search for versions of lson:
  * https://pypi.org/simple/lson/
  Getting page https://pypi.org/simple/lson/
  Analyzing links from page https://pypi.org/simple/lson/
    Found link https://files.pythonhosted.org/packages/ef/42/fe3e1e35eacaca16febdc097015d23171ea6b6283497b710cfda03213c74/lson-1.0.0-py3-none-any.whl#sha256=3d17bfe8a1475cccf580c00e75d4395ab43dabeda497417118374d6e80aad346 (from https://pypi.org/simple/lson/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/08/c2/6c70edde2254f5abc895d513301bffbe46ab5abba964e55f125f8f20dcc2/lson-1.0.0.tar.gz#sha256=5447d0d2ede3d198b996622e8e3dd723f3a05e7de35d4594fd0ba7818e4c8d8e (from https://pypi.org/simple/lson/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/04/64/5aa5474572b52617a6c79ebc76c92034a14372c6f8b216dfb261134c3558/lson-1.0.1-py3-none-any.whl#sha256=8bd3c84b1b11a24fcac219ba654322d9cead8c8c860c5a1e824de0481fd47008 (from https://pypi.org/simple/lson/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/f9/82/f22ff8df208f6b65072cccc588dc46c27330638c95fd7be1b56528fc0ae8/lson-1.0.1.tar.gz#sha256=92a7198bd065a5ce2251bdbc398b85c6f559a54bcbc18694147d6612941bb4cf (from https://pypi.org/simple/lson/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/eb/ec/0ebf7b01a9e8176ec7667729a53e8ec2310458e0dd319ef4e7a1bf024a91/lson-1.1.0-py3-none-any.whl#sha256=16a4ecafd55c259ace5abea08e0779d4bf9b00e96b51f417dc23d03d494f4e25 (from https://pypi.org/simple/lson/), version: 1.1.0
    Found link https://files.pythonhosted.org/packages/91/7e/5fb8c000221972158d120b74bf876d2cd330cb2426b92960178cbe59a092/lson-1.1.0.tar.gz#sha256=74c86ed1f9c056eb87369c0018237e13842c0f39b56614fa0109016d926ae882 (from https://pypi.org/simple/lson/), version: 1.1.0
    Found link https://files.pythonhosted.org/packages/3b/8d/089215b7583c9ce91bb315cbb2ef7c2065f19bb99f1336e43272ad46acb7/lson-1.1.1-py3-none-any.whl#sha256=623e513b1d8afa455bae06263d2afb8dd8ecbfe315568baa6c1ffcd3c7dd095c (from https://pypi.org/simple/lson/), version: 1.1.1
    Found link https://files.pythonhosted.org/packages/9a/7b/3b4a989fafb506a9de1aebfcba83895b50a4d5c93e2d63ebcf5518a9d060/lson-1.1.1.tar.gz#sha256=a0aacd0975d9c5961bf9f319c01660687f21f9d9af7222f2143e7b5426113bf3 (from https://pypi.org/simple/lson/), version: 1.1.1
  Using version 1.1.1 (newest of versions: 1.1.1)
  Created temporary directory: /tmp/pip-unpack-h58qndh2
  Downloading https://files.pythonhosted.org/packages/3b/8d/089215b7583c9ce91bb315cbb2ef7c2065f19bb99f1336e43272ad46acb7/lson-1.1.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/3b/8d/089215b7583c9ce91bb315cbb2ef7c2065f19bb99f1336e43272ad46acb7/lson-1.1.1-py3-none-any.whl#sha256=623e513b1d8afa455bae06263d2afb8dd8ecbfe315568baa6c1ffcd3c7dd095c (from https://pypi.org/simple/lson/)
  Saved /tmp/tmpaw181jd7/lson-1.1.1-py3-none-any.whl
  Added lson==1.1.1 from https://files.pythonhosted.org/packages/3b/8d/089215b7583c9ce91bb315cbb2ef7c2065f19bb99f1336e43272ad46acb7/lson-1.1.1-py3-none-any.whl#sha256=623e513b1d8afa455bae06263d2afb8dd8ecbfe315568baa6c1ffcd3c7dd095c to build tracker '/tmp/pip-req-tracker-ben45w13'
  Removed lson==1.1.1 from https://files.pythonhosted.org/packages/3b/8d/089215b7583c9ce91bb315cbb2ef7c2065f19bb99f1336e43272ad46acb7/lson-1.1.1-py3-none-any.whl#sha256=623e513b1d8afa455bae06263d2afb8dd8ecbfe315568baa6c1ffcd3c7dd095c from build tracker '/tmp/pip-req-tracker-ben45w13'
Skipping lson, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-koy4zflq/lson
Removed build tracker '/tmp/pip-req-tracker-ben45w13'