Yes, I have just tried your input file on an Artful VM and I can confirm you the breakage you reported.
You might want to tell the Ubuntu maintainer to look into NWChem release 6.8 that we will release very soon.
https://github.com/nwchemgit/nwchem
date = Wed Dec 13 10:51:19 2017
compiled = Sat_Aug_05_04:04:35_2017
source = /build/nwchem-fU7ylv/nwchem-6.6+r27746
nwchem branch = 6.6
nwchem revision = 27746
ga revision = 10594
Superposition of Atomic Density Guess
-------------------------------------
Sum of atomic energies: -128.49634957
from getmem: mem. needed= 189886 , mem. available= 189091
Error no. 1 in getmem memory overflow : call no., amount requested : 85 45960
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texas: nerror called 0
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current input line :
8: task scf
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