Created temporary directory: /tmp/pip-ephem-wheel-cache-t2jznu1_
Created temporary directory: /tmp/pip-req-tracker-to0fogby
Created requirements tracker '/tmp/pip-req-tracker-to0fogby'
Created temporary directory: /tmp/pip-wheel-wej6ur7m
Looking in indexes: https://pypi.python.org/simple
Collecting jupyterlab-server==0.1.0
  1 location(s) to search for versions of jupyterlab-server:
  * https://pypi.python.org/simple/jupyterlab-server/
  Getting page https://pypi.python.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
  Using version 0.1.0 (newest of versions: 0.1.0)
  Created temporary directory: /tmp/pip-unpack-bdeck90x
  Downloading https://files.pythonhosted.org/packages/db/db/03e7a79b690588c58b843f3654403f3aa894442b3a47731f8f471d678a3a/jupyterlab_server-0.1.0-py3-none-any.whl
  Downloading from URL 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)
  Saved /tmp/tmp6apmhpk_/jupyterlab_server-0.1.0-py3-none-any.whl
  Added jupyterlab-server==0.1.0 from https://files.pythonhosted.org/packages/db/db/03e7a79b690588c58b843f3654403f3aa894442b3a47731f8f471d678a3a/jupyterlab_server-0.1.0-py3-none-any.whl#sha256=1d0041c9017b6adba410673c5097d2ce62b7bfdefced7881874bafb1fa16c0ab to build tracker '/tmp/pip-req-tracker-to0fogby'
  Removed jupyterlab-server==0.1.0 from https://files.pythonhosted.org/packages/db/db/03e7a79b690588c58b843f3654403f3aa894442b3a47731f8f471d678a3a/jupyterlab_server-0.1.0-py3-none-any.whl#sha256=1d0041c9017b6adba410673c5097d2ce62b7bfdefced7881874bafb1fa16c0ab from build tracker '/tmp/pip-req-tracker-to0fogby'
Skipping jupyterlab-server, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-wej6ur7m/jupyterlab-server
Removed build tracker '/tmp/pip-req-tracker-to0fogby'