Created temporary directory: /tmp/pip-ephem-wheel-cache-chguxbze
Created temporary directory: /tmp/pip-req-tracker-dg1ulnn0
Created requirements tracker '/tmp/pip-req-tracker-dg1ulnn0'
Created temporary directory: /tmp/pip-wheel-ielf9zmw
Collecting towncrier==19.2.0
  1 location(s) to search for versions of towncrier:
  * https://pypi.org/simple/towncrier/
  Getting page https://pypi.org/simple/towncrier/
  Analyzing links from page https://pypi.org/simple/towncrier/
    Found link https://files.pythonhosted.org/packages/b5/34/76e2d2490240cafa0e6a512234141b24b09abbbdc1d9566e99f991104a51/towncrier-15.0.0-py3-none-any.whl#sha256=aa459d0275e464257d1edf44ce0d456d065ed9369c5da4342ea7e0a92e2949fe (from https://pypi.org/simple/towncrier/), version: 15.0.0
    Found link https://files.pythonhosted.org/packages/30/8c/6f322c5a8b4dad2bbc2f9499ceafd3ad3c98e401c9e6577db49ab042cd3e/towncrier-15.1.0-py3-none-any.whl#sha256=761c9bebf5d1d35d007b2bc3af68c536ca5e9d13ee9ebff592c3ff74b7293213 (from https://pypi.org/simple/towncrier/), version: 15.1.0
    Found link https://files.pythonhosted.org/packages/f9/0d/e17ddc9c046b2bca79c96e53e850d703bec302e9fb9ec21470b14574b543/towncrier-15.1.0.tar.gz#sha256=ae0a45b1248aa5f095f363419e65e2156ba61bd23b1abd56d4a15b63b10010aa (from https://pypi.org/simple/towncrier/), version: 15.1.0
    Found link https://files.pythonhosted.org/packages/0c/4a/5e0bb4c08bea73d348f57c4e0d57f9066b1e2e1fbee447e801966bdb6ec2/towncrier-16.0.0-py3-none-any.whl#sha256=eb1a9a198f476deb5e39d32edc67aa20135189c65ba787b23e31e828fa61e820 (from https://pypi.org/simple/towncrier/), version: 16.0.0
    Found link https://files.pythonhosted.org/packages/41/81/5c6877282a1bfe5e296e986e03eae69c96606cc973e19263583295ff7443/towncrier-16.0.0.tar.gz#sha256=50b12e6a756b5bf58a251f92515c1060ba19a9af95dcff15d70def0eb20d0e3a (from https://pypi.org/simple/towncrier/), version: 16.0.0
    Found link https://files.pythonhosted.org/packages/28/d6/3915c262f25bf1f7fbdb04c28c2ba74b01555f34af7b10f38ed3b229dfc8/towncrier-16.1.0-py2.py3-none-any.whl#sha256=2d3dbfdb033902e950116a7a057b56c41eefb48da69d6d741a98e5b4926cb94b (from https://pypi.org/simple/towncrier/), version: 16.1.0
    Found link https://files.pythonhosted.org/packages/85/ec/c9478302dc164c01c539e0131c48016c67980b853708f9da3bc3cbfdcaaa/towncrier-16.1.0.tar.gz#sha256=69d1562ec3e77d857879cefe2b48543e8a4cca28da8219fdc65a28a66ae6ef50 (from https://pypi.org/simple/towncrier/), version: 16.1.0
    Found link https://files.pythonhosted.org/packages/fe/34/2a4f2dc9f76b319a9e1583e13faa48b7e98477630d944081c384469c2d9f/towncrier-16.12.0-py2.py3-none-any.whl#sha256=2a3268707b3e35f9af170298b11beb31826b5a5a102a9096b056aec3b7e34d26 (from https://pypi.org/simple/towncrier/), version: 16.12.0
    Found link https://files.pythonhosted.org/packages/b3/ff/bfa0a2bf0ef081c85de76bd4fe274be908e20d7e7e6d6a3a6f5f15bcb3eb/towncrier-16.12.0.tar.gz#sha256=9896065417e819f691e70502e2232bc1b712a643ae28aa5f7fb8bb69b57f61d6 (from https://pypi.org/simple/towncrier/), version: 16.12.0
    Found link https://files.pythonhosted.org/packages/05/77/1765a6f1a73b93c61ceeb1c5e63f065ebe60d6487161df07d805a4b4f448/towncrier-17.1.0-py2.py3-none-any.whl#sha256=e0f3253ddc5f9f7d97fb9d46a0ca50eb61c1e1a1bd872c647a8441b58487f179 (from https://pypi.org/simple/towncrier/), version: 17.1.0
    Found link https://files.pythonhosted.org/packages/2c/af/9062bcc00de8084e8511a356acb8f12ab0d47994f1f8c79ed2e0bdbb4fe0/towncrier-17.1.0.tar.gz#sha256=8e7bd7e64b12e88bf49172afc51d0e718eab8ebfa2a9bb13121d5a3859f87a64 (from https://pypi.org/simple/towncrier/), version: 17.1.0
    Found link https://files.pythonhosted.org/packages/10/d6/7efa0e6149899b39d8f5b5a04193ebd65f980be0bfbc08e82f72bc700afa/towncrier-17.4.0-py2.py3-none-any.whl#sha256=fed8df8f24813ea8bf4d2304b18c98d6a1aec180455ee8daa3a50701153ac7bd (from https://pypi.org/simple/towncrier/), version: 17.4.0
    Found link https://files.pythonhosted.org/packages/70/0d/6bd2ad0820a9cf9e2ec3da4330a0ccb6737d01055246e3f3fe67852b63f3/towncrier-17.4.0.tar.gz#sha256=fbccc96ca6d66f8eae1944e0f6672ae24820fbb2c6d0c4433cb4efcd495078d1 (from https://pypi.org/simple/towncrier/), version: 17.4.0
    Found link https://files.pythonhosted.org/packages/80/1c/0790764a34d115708a57cfeb0cd2c4fd967d106d327f4c2cae65df5f2e34/towncrier-17.8.0-py2.py3-none-any.whl#sha256=bf5752f4c0d61da1f9d8deef0b14f324f04d88053ef35e406b704b2ee0948ebf (from https://pypi.org/simple/towncrier/), version: 17.8.0
    Found link https://files.pythonhosted.org/packages/07/54/66d0de4311ead3c5514bf9dafd25cb17816292532d4f486036a807f9c0c8/towncrier-17.8.0.tar.gz#sha256=8c0e5949851a9771a50d637b708322d73a4d4090fa354e5cb24a4f7464e81d47 (from https://pypi.org/simple/towncrier/), version: 17.8.0
    Found link https://files.pythonhosted.org/packages/33/41/b3e140bcf7ab4da80ebb5b9bdd3c7e5bb81d62a7934dc82fb988acf5d30d/towncrier-18.5.0-py2.py3-none-any.whl#sha256=4643dafdde7d503cd6990dfba8043faa9f920fc4af0c2e69eb25488760534ac0 (from https://pypi.org/simple/towncrier/), version: 18.5.0
    Found link https://files.pythonhosted.org/packages/d0/78/06c63e3e83edebec636996d74eb6b384c706fccf3b391858890428e6bdc7/towncrier-18.5.0.tar.gz#sha256=2b6da2c90c0f053232775d96e816687bf607062b9b2947f625f5586c357cbd59 (from https://pypi.org/simple/towncrier/), version: 18.5.0
    Found link https://files.pythonhosted.org/packages/6e/34/8ee543118b2f3063136779d5c9f8f4b8b42617d099e77f23676e73ad1595/towncrier-18.6.0rc1-py3-none-any.whl#sha256=54e9106061bad0425b62d0bf264ef3b6a443e8afd50f903f11f387a089b80204 (from https://pypi.org/simple/towncrier/), version: 18.6.0rc1
    Found link https://files.pythonhosted.org/packages/f2/1a/d21616e48511aea2e4a5f1902a848a47e1887dbc5fbcabc7747a51214116/towncrier-18.6.0rc1.tar.gz#sha256=2f3797a603c889dfd9102113d7438fccedf500c6ebb5953b681117395e54923b (from https://pypi.org/simple/towncrier/), version: 18.6.0rc1
    Found link https://files.pythonhosted.org/packages/c9/77/129a569fa2e0b9121cc2a40ceacbfeb9348a49d97a07524f21dd4d53df25/towncrier-18.6.0-py3-none-any.whl#sha256=3c0da1de042861df9030c0608d346d55cabe14cfa7cf04045f22b0af63eb8aa7 (from https://pypi.org/simple/towncrier/), version: 18.6.0
    Found link https://files.pythonhosted.org/packages/52/f9/b4d2b0f68d9a1c57ac89642fc2b6d6f0c9944fa5b9266966dbac3fe2ae6d/towncrier-18.6.0.tar.gz#sha256=cfde66ada782db9269407eaefb38562d3d2a4bc4d7647c0b2197ed184b869aae (from https://pypi.org/simple/towncrier/), version: 18.6.0
    Found link https://files.pythonhosted.org/packages/53/15/b930c010c822478866958e57c4dfea2db5d5161e04cbc1a9545ed10a4b42/towncrier-19.2.0-py2.py3-none-any.whl#sha256=de19da8b8cb44f18ea7ed3a3823087d2af8fcf497151bb9fd1e1b092ff56ed8d (from https://pypi.org/simple/towncrier/), version: 19.2.0
    Found link https://files.pythonhosted.org/packages/eb/90/cdaaf0c0c03b17c3de0b9132334e69c8cde6028fadc2e81762fd312e7cdf/towncrier-19.2.0.tar.gz#sha256=48251a1ae66d2cf7e6fa5552016386831b3e12bb3b2d08eb70374508c17a8196 (from https://pypi.org/simple/towncrier/), version: 19.2.0
  Using version 19.2.0 (newest of versions: 19.2.0)
  Created temporary directory: /tmp/pip-unpack-zxdy7af2
  Downloading https://files.pythonhosted.org/packages/53/15/b930c010c822478866958e57c4dfea2db5d5161e04cbc1a9545ed10a4b42/towncrier-19.2.0-py2.py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/53/15/b930c010c822478866958e57c4dfea2db5d5161e04cbc1a9545ed10a4b42/towncrier-19.2.0-py2.py3-none-any.whl#sha256=de19da8b8cb44f18ea7ed3a3823087d2af8fcf497151bb9fd1e1b092ff56ed8d (from https://pypi.org/simple/towncrier/)
  Saved /tmp/tmpx9mr9bbw/towncrier-19.2.0-py2.py3-none-any.whl
  Added towncrier==19.2.0 from https://files.pythonhosted.org/packages/53/15/b930c010c822478866958e57c4dfea2db5d5161e04cbc1a9545ed10a4b42/towncrier-19.2.0-py2.py3-none-any.whl#sha256=de19da8b8cb44f18ea7ed3a3823087d2af8fcf497151bb9fd1e1b092ff56ed8d to build tracker '/tmp/pip-req-tracker-dg1ulnn0'
  Removed towncrier==19.2.0 from https://files.pythonhosted.org/packages/53/15/b930c010c822478866958e57c4dfea2db5d5161e04cbc1a9545ed10a4b42/towncrier-19.2.0-py2.py3-none-any.whl#sha256=de19da8b8cb44f18ea7ed3a3823087d2af8fcf497151bb9fd1e1b092ff56ed8d from build tracker '/tmp/pip-req-tracker-dg1ulnn0'
Skipping towncrier, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-ielf9zmw/towncrier
Removed build tracker '/tmp/pip-req-tracker-dg1ulnn0'