Created temporary directory: /tmp/pip-ephem-wheel-cache-cik2n99y
Created temporary directory: /tmp/pip-req-tracker-ph_1ftwz
Created requirements tracker '/tmp/pip-req-tracker-ph_1ftwz'
Created temporary directory: /tmp/pip-wheel-iaxwge6s
Collecting differential-evolution==1.5.1
  1 location(s) to search for versions of differential-evolution:
  * https://pypi.org/simple/differential-evolution/
  Getting page https://pypi.org/simple/differential-evolution/
  Analyzing links from page https://pypi.org/simple/differential-evolution/
    Found link https://files.pythonhosted.org/packages/68/5e/26d1a9b5cc6bd6b7b9bb0ab7c7bced71d4f54e50829e1143db675588c84b/differential_evolution-1.0.0-py3-none-any.whl#sha256=dd9921f0d1899cb2232af47c458675234d4f4ebf7ee164a20e9c28b14a415463 (from https://pypi.org/simple/differential-evolution/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/82/e5/4f8ae5e912f911f1a30c05a15e237d2fb3c2129635f69fc8ce4939970099/differential_evolution-1.0.0.tar.gz#sha256=b58ecd717f44fe70d89d66dd439919e866402188b1ab7be5b386cedc549b2d47 (from https://pypi.org/simple/differential-evolution/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/b6/c3/6d7ff2c39d7f0a4ece65951939c08ad140a81fca40a27f9e5424f2d21b1d/differential_evolution-1.0.1-py3-none-any.whl#sha256=b0e2a594040d62a30b7cd3a5d172f2552c47eaac32aa1ea535315e761ffd758f (from https://pypi.org/simple/differential-evolution/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/51/38/9c4a19551b94246a6e8fa38f4494ef7fe7012e74684713acd2f2defb66c1/differential_evolution-1.0.1.tar.gz#sha256=7a7f32d1f89d63c4085ad70fc08a8dbf07ded058edb269f817052449d860cd61 (from https://pypi.org/simple/differential-evolution/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/3e/81/a30341cf7e375e74e9d639f7e4d9bf4e367c807a2c8db409b22fcda2c343/differential_evolution-1.0.2-py3-none-any.whl#sha256=07a0c4699baaf945a7c9489be6a598e999df6e14276ff89985ced9f1bd00a3c4 (from https://pypi.org/simple/differential-evolution/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/c2/53/faa8f5f9bd58858db04ae301151fc1bd8e3b06be4589a12bc8a63c0706c5/differential_evolution-1.0.2.tar.gz#sha256=d00cb632a821624f1dbdae46b26f713a7d4a8ee915f7a8901a63beaf5679dcab (from https://pypi.org/simple/differential-evolution/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/63/09/b0c9a25a1b89093e99f8380c66e228107616214f4327ca788812f0f8a817/differential_evolution-1.1.0-py3-none-any.whl#sha256=bdd6d883f7708a7251d4ac25d33142b0e835ad13ebe5fc8b982e34f4530ce6d0 (from https://pypi.org/simple/differential-evolution/), version: 1.1.0
    Found link https://files.pythonhosted.org/packages/34/a7/e529fc192468166bd5dd2babbfc593dab5e1ff5287c1554769d4770772d0/differential_evolution-1.1.0.tar.gz#sha256=dbfe450331181687a5532094f0a0e31282ab60b62410d885e8c6a254d4394f36 (from https://pypi.org/simple/differential-evolution/), version: 1.1.0
    Found link https://files.pythonhosted.org/packages/9f/33/89b81d63a8331b32d83c3139d13f01f07308cd385744a2869a367827974e/differential_evolution-1.2.0-py3-none-any.whl#sha256=f696c2f52f59467cc5ca4ce191ad62a2375461dad78d0e489c251a578900f3b1 (from https://pypi.org/simple/differential-evolution/), version: 1.2.0
    Found link https://files.pythonhosted.org/packages/2d/f4/0a5a053aca5435520e7ecc11fdff875c08f70ce8950b60381f340d0dc334/differential_evolution-1.2.0.tar.gz#sha256=4d502e68f1f4edfae1c686a4de0e9ad6b1f752359c71afdc85dd520a988e4229 (from https://pypi.org/simple/differential-evolution/), version: 1.2.0
    Found link https://files.pythonhosted.org/packages/8e/e0/617a3b4dace97f1c034d85470bcc931e136ecb6376c1dd7700d79cc105f4/differential_evolution-1.3.0-py3-none-any.whl#sha256=506862083e348de4c98c7b1d7ef023174c0fab5d41f282d988bc60e289a9325c (from https://pypi.org/simple/differential-evolution/), version: 1.3.0
    Found link https://files.pythonhosted.org/packages/3d/1d/ae7bf85d59b2976766cf40b858d8a46e8595c61d24d7fde52515bb577704/differential_evolution-1.3.0.tar.gz#sha256=0528c8339192ca1a4560ae3a09b44d46a6e10b5ff2261b4b2eae065c27c79b04 (from https://pypi.org/simple/differential-evolution/), version: 1.3.0
    Found link https://files.pythonhosted.org/packages/a8/6e/daa8622a4ba8dc89855a1c47905bf2196a2d55493cef1a91f29ff74c95de/differential_evolution-1.4.0-py3-none-any.whl#sha256=aa60fe50902fded3238ab0886f4ad1c9ea27412bdb1820ac3cf2b94bf9938405 (from https://pypi.org/simple/differential-evolution/), version: 1.4.0
    Found link https://files.pythonhosted.org/packages/fb/3b/8831a27ad68383031bfd52a05f1cdf3897cfe9aee50a5cce4b1aad46f63d/differential_evolution-1.4.0.tar.gz#sha256=e7578a282e1f803dd36cbc053ac4bf144145ba7845b4ffc76eb7e2cc8bfc3673 (from https://pypi.org/simple/differential-evolution/), version: 1.4.0
    Found link https://files.pythonhosted.org/packages/c7/ea/60768d0155740c1bcff7602950c936bc2a5277363f62e6275b60659af136/differential_evolution-1.5.0-py3-none-any.whl#sha256=29652f0db7a17cb6d522c291354c096a79ad73bec5004ec2d25eba4f58441ee1 (from https://pypi.org/simple/differential-evolution/), version: 1.5.0
    Found link https://files.pythonhosted.org/packages/77/f9/da6883bbce43b1faa77a36d6dcf59c943dbc09385dd28d24759d4a7dcca0/differential_evolution-1.5.0.tar.gz#sha256=831244dfe39f081388b4191edd25ab33f92203a082338ba0b166b48f3d6c2a8f (from https://pypi.org/simple/differential-evolution/), version: 1.5.0
    Found link https://files.pythonhosted.org/packages/20/96/d894bb1aa3a9b8443b1d9b4ee31b3f35a0f95c2c2bd013a9415629a562d5/differential_evolution-1.5.1-py3-none-any.whl#sha256=76c91db6a1615585d2227474f01c68f450494da2e3d44b06993b1005bd47b97f (from https://pypi.org/simple/differential-evolution/), version: 1.5.1
    Found link https://files.pythonhosted.org/packages/c4/f6/8b9e4ee409910f52b4c5088b0656c3192d70d059b01d032f43e5176da418/differential_evolution-1.5.1.tar.gz#sha256=0eefc3333e06882205e0e4418e01c97c51305c4e506531c95e21568358bbffc4 (from https://pypi.org/simple/differential-evolution/), version: 1.5.1
    Found link https://files.pythonhosted.org/packages/6a/ab/0afe7452507472c60f8532ac9440fa2405959d17b5369ea436c20007456a/differential_evolution-1.6.0-py3-none-any.whl#sha256=5229e6b68a53a9919685c075ae853a7cee3d5c88edf49d02f4648781ba7260ae (from https://pypi.org/simple/differential-evolution/), version: 1.6.0
    Found link https://files.pythonhosted.org/packages/a4/f4/298e48f0e85d578e3fdea6fded961265811ecad26d2bce727f4771c0a961/differential_evolution-1.6.0.tar.gz#sha256=bfa1ff1173f1895c7c2320478d2670bae7aab89cfcca92de0e88cbd788be22db (from https://pypi.org/simple/differential-evolution/), version: 1.6.0
  Using version 1.5.1 (newest of versions: 1.5.1)
  Created temporary directory: /tmp/pip-unpack-glru7doq
  Downloading https://files.pythonhosted.org/packages/20/96/d894bb1aa3a9b8443b1d9b4ee31b3f35a0f95c2c2bd013a9415629a562d5/differential_evolution-1.5.1-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/20/96/d894bb1aa3a9b8443b1d9b4ee31b3f35a0f95c2c2bd013a9415629a562d5/differential_evolution-1.5.1-py3-none-any.whl#sha256=76c91db6a1615585d2227474f01c68f450494da2e3d44b06993b1005bd47b97f (from https://pypi.org/simple/differential-evolution/)
  Saved /tmp/tmp5kggv1tj/differential_evolution-1.5.1-py3-none-any.whl
  Added differential-evolution==1.5.1 from https://files.pythonhosted.org/packages/20/96/d894bb1aa3a9b8443b1d9b4ee31b3f35a0f95c2c2bd013a9415629a562d5/differential_evolution-1.5.1-py3-none-any.whl#sha256=76c91db6a1615585d2227474f01c68f450494da2e3d44b06993b1005bd47b97f to build tracker '/tmp/pip-req-tracker-ph_1ftwz'
  Removed differential-evolution==1.5.1 from https://files.pythonhosted.org/packages/20/96/d894bb1aa3a9b8443b1d9b4ee31b3f35a0f95c2c2bd013a9415629a562d5/differential_evolution-1.5.1-py3-none-any.whl#sha256=76c91db6a1615585d2227474f01c68f450494da2e3d44b06993b1005bd47b97f from build tracker '/tmp/pip-req-tracker-ph_1ftwz'
Skipping differential-evolution, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-iaxwge6s/differential-evolution
Removed build tracker '/tmp/pip-req-tracker-ph_1ftwz'