Created temporary directory: /tmp/pip-ephem-wheel-cache-a7l7gss2
Created temporary directory: /tmp/pip-req-tracker-2e_xtt9p
Created requirements tracker '/tmp/pip-req-tracker-2e_xtt9p'
Created temporary directory: /tmp/pip-wheel-glutzew0
Collecting jupyterlab-server==0.3.0
  1 location(s) to search for versions of jupyterlab-server:
  * https://pypi.org/simple/jupyterlab-server/
  Getting page https://pypi.org/simple/jupyterlab-server/
  Analyzing links from page https://pypi.org/simple/jupyterlab-server/
    Found link https://files.pythonhosted.org/packages/db/db/03e7a79b690588c58b843f3654403f3aa894442b3a47731f8f471d678a3a/jupyterlab_server-0.1.0-py3-none-any.whl#sha256=1d0041c9017b6adba410673c5097d2ce62b7bfdefced7881874bafb1fa16c0ab (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/29/eb/60b397d6acf891b918b76ae0fa1c613bd64660ea9afbbc02fa48eaf41881/jupyterlab_server-0.1.0.tar.gz#sha256=a5373cda6579ca4504b38068a0cb4eba3b72b032a0de44291062788abf6d0f43 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.1.0
    Found link https://files.pythonhosted.org/packages/78/04/135494b434f9713ef0f10e3acd554239a7d9de89aeac7c751adcabb08119/jupyterlab_server-0.1.1-py3-none-any.whl#sha256=ed3817c4619e5f9fa7e9133733bd29528e0ba71cb0d446922fae0875cec83d19 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/78/a5/049f85867cb335bd65142e0174d0f3ec3424a17a00964b06cab5c2fad576/jupyterlab_server-0.1.1.tar.gz#sha256=a76655562b387f9698008b066d7168e3277114928a57ed8c36d70256c9bd4331 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.1.1
    Found link https://files.pythonhosted.org/packages/78/77/e8a9c300afbe24aa46abaf1091d9e7b82328559e99cf2d601e858bcb3e1a/jupyterlab_server-0.2.0-py3-none-any.whl#sha256=65eaf85b27a37380329fbdd8ebd095a0bd65fe9261d73ef6a1abee1dbaeaac1f (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/b6/8c/5013d8e1e1c9cac3754344cc1d8693de6021cb717569bf18c455555558f4/jupyterlab_server-0.2.0.tar.gz#sha256=72d916a73957a880cdb885def6d8664a6d1b2760ef5dca5ad665aa1e8d1bb783 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.2.0
    Found link https://files.pythonhosted.org/packages/30/31/c3ce420f2ca09a831cba6bfbf2632b12eb8de7fb65a835bd43162dacea39/jupyterlab_server-0.3.0-py3-none-any.whl#sha256=ae412389e05b33beb6ac2c43572edbf8fb6f6408e96f5f9e8f8813bfe75ead41 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.3.0
    Found link https://files.pythonhosted.org/packages/22/ab/76f01be1d9eadfc8f0198a808c0139c2b56444eaf0f78e93520cbfeade72/jupyterlab_server-0.3.0.tar.gz#sha256=4c5eba15d0fabbc59d7c3bbfa26ca74c80711e761b16fcc21d0f685a3e12678d (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5), version: 0.3.0
  Using version 0.3.0 (newest of versions: 0.3.0)
  Created temporary directory: /tmp/pip-unpack-dm_fn1fb
  Downloading https://files.pythonhosted.org/packages/30/31/c3ce420f2ca09a831cba6bfbf2632b12eb8de7fb65a835bd43162dacea39/jupyterlab_server-0.3.0-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/30/31/c3ce420f2ca09a831cba6bfbf2632b12eb8de7fb65a835bd43162dacea39/jupyterlab_server-0.3.0-py3-none-any.whl#sha256=ae412389e05b33beb6ac2c43572edbf8fb6f6408e96f5f9e8f8813bfe75ead41 (from https://pypi.org/simple/jupyterlab-server/) (requires-python:>=3.5)
  Saved /tmp/tmpqk8_b5v6/jupyterlab_server-0.3.0-py3-none-any.whl
  Added jupyterlab-server==0.3.0 from https://files.pythonhosted.org/packages/30/31/c3ce420f2ca09a831cba6bfbf2632b12eb8de7fb65a835bd43162dacea39/jupyterlab_server-0.3.0-py3-none-any.whl#sha256=ae412389e05b33beb6ac2c43572edbf8fb6f6408e96f5f9e8f8813bfe75ead41 to build tracker '/tmp/pip-req-tracker-2e_xtt9p'
  Removed jupyterlab-server==0.3.0 from https://files.pythonhosted.org/packages/30/31/c3ce420f2ca09a831cba6bfbf2632b12eb8de7fb65a835bd43162dacea39/jupyterlab_server-0.3.0-py3-none-any.whl#sha256=ae412389e05b33beb6ac2c43572edbf8fb6f6408e96f5f9e8f8813bfe75ead41 from build tracker '/tmp/pip-req-tracker-2e_xtt9p'
Skipping jupyterlab-server, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-glutzew0/jupyterlab-server
Removed build tracker '/tmp/pip-req-tracker-2e_xtt9p'