I’m not sure if this helps, but here is all the output up to the Traceback I provided earlier.
heatherk@cori06:/project/projectdirs/lsst/lsstDM/Cori/b2016/lsst_dm_stack_demo> bin/demo.sh
Setting up: astrometry_net_data Flavor: Linux64 Version: LOCAL:/global/project/projectdirs/lsst/lsstDM/Cori/b2016/lsst_dm_stack_demo/astrometry_net_data
Traceback (most recent call last):