Created temporary directory: /tmp/pip-ephem-wheel-cache-4coci2vy
Created temporary directory: /tmp/pip-req-tracker-ybpkc7ia
Created requirements tracker '/tmp/pip-req-tracker-ybpkc7ia'
Created temporary directory: /tmp/pip-wheel-6pu662r5
Collecting filtercascade==0.2.1
  1 location(s) to search for versions of filtercascade:
  * https://pypi.org/simple/filtercascade/
  Getting page https://pypi.org/simple/filtercascade/
  Analyzing links from page https://pypi.org/simple/filtercascade/
    Found link https://files.pythonhosted.org/packages/b9/bd/35c0409588dad3c90ccdb69d70517fdd76aa5cb96c3e915dc9a4023d3a9a/filtercascade-0.1-py3-none-any.whl#sha256=1490347b85e1426bad40e54027973795fa6747fca51a5beaa843696c2d8a4364 (from https://pypi.org/simple/filtercascade/), version: 0.1
    Found link https://files.pythonhosted.org/packages/cf/d5/2993ca74d16c9f63fd0a885e0f58a2e9207a7f11fde3b2f39f4a75818f9b/filtercascade-0.1.tar.gz#sha256=a550a6d93742f54c30a0a802ffc933bf6845b115f16a1ad1587d3c14813796d6 (from https://pypi.org/simple/filtercascade/), version: 0.1
    Found link https://files.pythonhosted.org/packages/79/3d/fdb1833bbe33f1ae1f1a4c915facd7c03774abdc8e04927c67dc4c0c3896/filtercascade-0.1.1-py3-none-any.whl#sha256=98ee5d6fb955f06e6a94b5e17baf5d3a9e1090fcf8e8c69b19b73b6b9a5aa893 (from https://pypi.org/simple/filtercascade/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/57/64/f144dfd1fa5a93cfec8095884a28794330fce7003be4ca89f2b8dde56593/filtercascade-0.1.1.tar.gz#sha256=1d2b6b54c842751d8780fa7abe37a313a61e98bb8af33a304d38b86f085849ff (from https://pypi.org/simple/filtercascade/), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/3b/92/97d5312401f9fa7dc9ee93e57a2adce6698a02408c0417642108e923eb8b/filtercascade-0.1.3-py3-none-any.whl#sha256=70f5166ae96d092404edd146cb3baa69bc1d4473a49cf90349cf0d08ebea5cc1 (from https://pypi.org/simple/filtercascade/), version: 0.1.3
    Skipping link https://files.pythonhosted.org/packages/71/df/36b4548fb861a1f03feec39acbc9182d8f88b07eb6de8d17ded5ab0d69b2/filtercascade-0.1.3-py3.7.egg#sha256=44bf4b46d7b9def929538ad6caa6dff5bec64c49915966a09fb2bcbe58a20097 (from https://pypi.org/simple/filtercascade/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/03/8d/fe9a742da39216e34d7dc474160a25aa007d4f45663dc7abd12a0e1c7b53/filtercascade-0.1.3.tar.gz#sha256=b0ad932a0e7114320944a616ab02cb8207c056f3f9c2a51300874dc5ea2113e1 (from https://pypi.org/simple/filtercascade/), version: 0.1.3
    Found link https://files.pythonhosted.org/packages/95/cf/ece237af7923e434eb32c321adaecc44896fd62befa281979f7394a69176/filtercascade-0.1.4-py3-none-any.whl#sha256=152fe6344704853109ecd4b53624fb2ee6642f87c81674a4c61f26f268fe50fa (from https://pypi.org/simple/filtercascade/), version: 0.1.4
    Found link https://files.pythonhosted.org/packages/e0/83/871d96c4d38ccbebaa4af2f473bb32fb9c82c0e908a51a2761c6eaf9d4a3/filtercascade-0.1.4.tar.gz#sha256=b6eb540c38ee1ae4430614134aff12eed62bddf297d257ed4bc3750d2c85c6fa (from https://pypi.org/simple/filtercascade/), version: 0.1.4
    Found link https://files.pythonhosted.org/packages/b2/68/befe2cb0b192149dba3552b9e17ccb52c95bd29293c13dae064b16d4e457/filtercascade-0.2.0-py3-none-any.whl#sha256=f81715ba219ec5f385779d9bfaed5fefa44648ed8b04c1722223662400165a01 (from https://pypi.org/simple/filtercascade/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/6e/e5/4f06507c20341d0cee643b1227a2bcd51883e00a2ba4b4515e146521ca76/filtercascade-0.2.0.tar.gz#sha256=b89a9a77f558becddbe3a9ac39c50a1d409b9a51a1e941d1da8562d6a3dd4ad2 (from https://pypi.org/simple/filtercascade/), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/1a/d0/6cbc9762b47d2cdb1371e094bff09190f66505d65e509da168ae4a81d6b4/filtercascade-0.2.1-py3-none-any.whl#sha256=b1182a7fa0ea86e3218e7b478f1a1ff211c6639a015b9163fb2619374f5e66ec (from https://pypi.org/simple/filtercascade/), version: 0.2.1
    Skipping link https://files.pythonhosted.org/packages/78/4a/fa49b7dfdc52ba5de7f4ac495471082533bd33285c369dbccdf89c79c5e1/filtercascade-0.2.1-py3.7.egg#sha256=075e1ca0ad3a0c39d9c1a191ca038999ea88e6e77ff5c7332c234a503c0c3e1c (from https://pypi.org/simple/filtercascade/); unsupported archive format: .egg
    Found link https://files.pythonhosted.org/packages/90/0a/2f23bbcd6c58676f5bd4322727f904116ea74c2f93f8d9a936f892ddce37/filtercascade-0.2.1.tar.gz#sha256=6c78987504713b537323f009fa962b4afb7f2b4ebab6b838f251d61962de3550 (from https://pypi.org/simple/filtercascade/), version: 0.2.1
  Using version 0.2.1 (newest of versions: 0.2.1)
  Created temporary directory: /tmp/pip-unpack-w3o54oql
  Downloading https://files.pythonhosted.org/packages/1a/d0/6cbc9762b47d2cdb1371e094bff09190f66505d65e509da168ae4a81d6b4/filtercascade-0.2.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/1a/d0/6cbc9762b47d2cdb1371e094bff09190f66505d65e509da168ae4a81d6b4/filtercascade-0.2.1-py3-none-any.whl#sha256=b1182a7fa0ea86e3218e7b478f1a1ff211c6639a015b9163fb2619374f5e66ec (from https://pypi.org/simple/filtercascade/)
  Saved /tmp/tmpwqd5fph3/filtercascade-0.2.1-py3-none-any.whl
  Added filtercascade==0.2.1 from https://files.pythonhosted.org/packages/1a/d0/6cbc9762b47d2cdb1371e094bff09190f66505d65e509da168ae4a81d6b4/filtercascade-0.2.1-py3-none-any.whl#sha256=b1182a7fa0ea86e3218e7b478f1a1ff211c6639a015b9163fb2619374f5e66ec to build tracker '/tmp/pip-req-tracker-ybpkc7ia'
  Removed filtercascade==0.2.1 from https://files.pythonhosted.org/packages/1a/d0/6cbc9762b47d2cdb1371e094bff09190f66505d65e509da168ae4a81d6b4/filtercascade-0.2.1-py3-none-any.whl#sha256=b1182a7fa0ea86e3218e7b478f1a1ff211c6639a015b9163fb2619374f5e66ec from build tracker '/tmp/pip-req-tracker-ybpkc7ia'
Skipping filtercascade, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-6pu662r5/filtercascade
Removed build tracker '/tmp/pip-req-tracker-ybpkc7ia'