Created temporary directory: /tmp/pip-ephem-wheel-cache-tq3o3din
Created temporary directory: /tmp/pip-req-tracker-_txdbcfc
Created requirements tracker '/tmp/pip-req-tracker-_txdbcfc'
Created temporary directory: /tmp/pip-wheel-ihejttuv
Collecting update-req-spec==1.0.2
  1 location(s) to search for versions of update-req-spec:
  * https://pypi.org/simple/update-req-spec/
  Getting page https://pypi.org/simple/update-req-spec/
  Analyzing links from page https://pypi.org/simple/update-req-spec/
    Found link https://files.pythonhosted.org/packages/93/93/8e649708919f54167e18cd09e4dc31c15b5f70b5ebe03fbb8ecb6883e60d/update-req-spec-1.0.0.tar.gz#sha256=de42d8ec8b4bc04911fbb0c0ae8515de9a5f0f7661796142041e42205bd484cc (from https://pypi.org/simple/update-req-spec/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/a1/78/54f1fef1509a22be01338a564d8622b1163e043f471b06c1d5eaa1820cb7/update_req_spec-1.0.0-py3-none-any.whl#sha256=019a0d2e898b65005f1c197e9b26163d221a71bf9f8b969a32c1b71b2365496d (from https://pypi.org/simple/update-req-spec/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/5c/9e/33281f4d1ff764770c763bba0e39c40bf72116ac61244df109da4888538d/update-req-spec-1.0.1.tar.gz#sha256=853955928a9a47f2938854340aae20d04837fbe1fef59fd68caad4413a790679 (from https://pypi.org/simple/update-req-spec/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/ed/d5/c0c5ea86a66b35046f819a1ee170650c5fd8782543c30881680921f7ccc2/update_req_spec-1.0.1-py3-none-any.whl#sha256=5e61a68044cd5590526bb5778b1095e9da7e91698c967b696536e7bb03780655 (from https://pypi.org/simple/update-req-spec/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/cf/cf/e6efab9f7226a47751dddbc81d3ba1bb3c8ab468271c36cd849b9003d320/update-req-spec-1.0.2.tar.gz#sha256=55a9dd66b8434af568a40c30d7a06a5dc6f3a8e401812ab70a8c630246fdf2a4 (from https://pypi.org/simple/update-req-spec/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/8e/90/5a2be03da39c8b64f65d89a622ff2a12d37692c47bbd97b756f025fc6c6b/update_req_spec-1.0.2-py3-none-any.whl#sha256=170100ff6f38cdea44843379d212fa23245393e0d5dd07b65611c8598b8cb91d (from https://pypi.org/simple/update-req-spec/), version: 1.0.2
  Using version 1.0.2 (newest of versions: 1.0.2)
  Created temporary directory: /tmp/pip-unpack-qlnmt4fj
  Downloading https://files.pythonhosted.org/packages/8e/90/5a2be03da39c8b64f65d89a622ff2a12d37692c47bbd97b756f025fc6c6b/update_req_spec-1.0.2-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/8e/90/5a2be03da39c8b64f65d89a622ff2a12d37692c47bbd97b756f025fc6c6b/update_req_spec-1.0.2-py3-none-any.whl#sha256=170100ff6f38cdea44843379d212fa23245393e0d5dd07b65611c8598b8cb91d (from https://pypi.org/simple/update-req-spec/)
  Saved /tmp/tmp_4nawfql/update_req_spec-1.0.2-py3-none-any.whl
  Added update-req-spec==1.0.2 from https://files.pythonhosted.org/packages/8e/90/5a2be03da39c8b64f65d89a622ff2a12d37692c47bbd97b756f025fc6c6b/update_req_spec-1.0.2-py3-none-any.whl#sha256=170100ff6f38cdea44843379d212fa23245393e0d5dd07b65611c8598b8cb91d to build tracker '/tmp/pip-req-tracker-_txdbcfc'
  Removed update-req-spec==1.0.2 from https://files.pythonhosted.org/packages/8e/90/5a2be03da39c8b64f65d89a622ff2a12d37692c47bbd97b756f025fc6c6b/update_req_spec-1.0.2-py3-none-any.whl#sha256=170100ff6f38cdea44843379d212fa23245393e0d5dd07b65611c8598b8cb91d from build tracker '/tmp/pip-req-tracker-_txdbcfc'
Skipping update-req-spec, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-ihejttuv/update-req-spec
Removed build tracker '/tmp/pip-req-tracker-_txdbcfc'