Created temporary directory: /tmp/pip-ephem-wheel-cache-_xz3cn9b
Created temporary directory: /tmp/pip-req-tracker-glb_bm8q
Created requirements tracker '/tmp/pip-req-tracker-glb_bm8q'
Created temporary directory: /tmp/pip-wheel-j7amq__y
Collecting rcsb.utils.chem==0.20
  1 location(s) to search for versions of rcsb.utils.chem:
  * https://pypi.org/simple/rcsb-utils-chem/
  Getting page https://pypi.org/simple/rcsb-utils-chem/
  Analyzing links from page https://pypi.org/simple/rcsb-utils-chem/
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    Found link https://files.pythonhosted.org/packages/14/d4/b5ba0516416aae595ec6b2d56f427d0a3f5591af23ab2ebba3a0796552fd/rcsb.utils.chem-0.15.tar.gz#sha256=4f1b392186bc6042966e1497591679fbf12da819fbfe51b8fbbfbe0ae5a0aa14 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.15
    Found link https://files.pythonhosted.org/packages/be/54/b7cc06c25a285d961a15bab746d3c8e893f55ccf9fed452eca7c53cb2ce1/rcsb.utils.chem-0.16-py2.py3-none-any.whl#sha256=bdad12d841c0f586594e7c8afe5b74e4ba7fdd5e921ac99da34f9ec3f48c1768 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.16
    Found link https://files.pythonhosted.org/packages/5e/3f/9001f3d5a5e7acdefd3423454dea33836503617bd59272a9edc71346fec7/rcsb.utils.chem-0.16.tar.gz#sha256=1687093ca8803b774ac5de11caca269ef0d0a252246e4933e710d19f8025e12c (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.16
    Found link https://files.pythonhosted.org/packages/46/0d/32cdb4df7413220f2dee836f71f5a12a7b8107f8f1202bc7aca33301ff0d/rcsb.utils.chem-0.17-py2.py3-none-any.whl#sha256=d7cef99d00ab60249cd4f602021d77d5f4c498f5de2a633afb2f43adca87ee28 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.17
    Found link https://files.pythonhosted.org/packages/54/96/ffaed2f3ae81b30c4a1a641fc503469a9f321be8751d7a66a1de55290cdb/rcsb.utils.chem-0.17.tar.gz#sha256=b54d4c6585823bda8bccd14243325057d0ebbbcce0fcaf73afceb069f5268089 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.17
    Found link https://files.pythonhosted.org/packages/9f/3a/1a6124566d111eef0278fc656e0d539c4a86cc57fe2ad3bf8f28473230b1/rcsb.utils.chem-0.18-py2.py3-none-any.whl#sha256=3ae627f0970e71bb61a2c7eb56ed9832ba8ed52c45766b574f299b9f252784ec (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.18
    Found link https://files.pythonhosted.org/packages/26/a6/8457841d4196961b93522be6ea5db396bfa2e53c622f96459ca806c55d7e/rcsb.utils.chem-0.18.tar.gz#sha256=1ab90f139ad4d0e0c667ceca27ffcb4ead8c9687869e656bee2005aa619b6767 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.18
    Found link https://files.pythonhosted.org/packages/4e/c4/41b2bb5c3734b33ffc0c7403e851d361f1103867e6e0dec0b3647f962d3b/rcsb.utils.chem-0.19-py2.py3-none-any.whl#sha256=b371ccad13a618c88b2fc1369100171eda3f5f9ae51edec714df48110b5b9f0c (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.19
    Found link https://files.pythonhosted.org/packages/ca/04/b7116b41cc561910f8e6f494b9db2ba6557e6b01d7803903da5240560d55/rcsb.utils.chem-0.19.tar.gz#sha256=b18b4f000fcb18db4b7e020272f828db039e09f7912cd30b9c565dbd000a61de (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.19
    Found link https://files.pythonhosted.org/packages/33/3c/a5686f2ceb9175f34c027e2e51226451ba419c4c0f9f6e37e755ae679bf9/rcsb.utils.chem-0.20-py2.py3-none-any.whl#sha256=9d5331a99da3a33d0100672f3e45a585c88a1b7cddfa4b7412ba72ab8ed3cca2 (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.20
    Found link https://files.pythonhosted.org/packages/da/2a/37ec075a6d5e6c1f03cb27900f10a70ef74d6f6fc2e4c885441248bf2799/rcsb.utils.chem-0.20.tar.gz#sha256=0a6c4b824192c53703860e7b5f89658a00ea099aad2e50d230017b0668e2caad (from https://pypi.org/simple/rcsb-utils-chem/), version: 0.20
  Using version 0.20 (newest of versions: 0.20)
  Created temporary directory: /tmp/pip-unpack-h7ialjzv
  Downloading https://files.pythonhosted.org/packages/33/3c/a5686f2ceb9175f34c027e2e51226451ba419c4c0f9f6e37e755ae679bf9/rcsb.utils.chem-0.20-py2.py3-none-any.whl (73kB)
  Downloading from URL https://files.pythonhosted.org/packages/33/3c/a5686f2ceb9175f34c027e2e51226451ba419c4c0f9f6e37e755ae679bf9/rcsb.utils.chem-0.20-py2.py3-none-any.whl#sha256=9d5331a99da3a33d0100672f3e45a585c88a1b7cddfa4b7412ba72ab8ed3cca2 (from https://pypi.org/simple/rcsb-utils-chem/)
  Saved /tmp/tmpqjvbjvdw/rcsb.utils.chem-0.20-py2.py3-none-any.whl
  Added rcsb.utils.chem==0.20 from https://files.pythonhosted.org/packages/33/3c/a5686f2ceb9175f34c027e2e51226451ba419c4c0f9f6e37e755ae679bf9/rcsb.utils.chem-0.20-py2.py3-none-any.whl#sha256=9d5331a99da3a33d0100672f3e45a585c88a1b7cddfa4b7412ba72ab8ed3cca2 to build tracker '/tmp/pip-req-tracker-glb_bm8q'
  Removed rcsb.utils.chem==0.20 from https://files.pythonhosted.org/packages/33/3c/a5686f2ceb9175f34c027e2e51226451ba419c4c0f9f6e37e755ae679bf9/rcsb.utils.chem-0.20-py2.py3-none-any.whl#sha256=9d5331a99da3a33d0100672f3e45a585c88a1b7cddfa4b7412ba72ab8ed3cca2 from build tracker '/tmp/pip-req-tracker-glb_bm8q'
Skipping rcsb.utils.chem, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-j7amq__y/rcsb.utils.chem
Removed build tracker '/tmp/pip-req-tracker-glb_bm8q'