test/runtests.py: continue with the remaining tests even if one doesn't have the out.txt file.
test/runtests.py: continue with the remaining tests even if one doesn't have the out.txt file.

iamrekcah/clay,aep/clay,mario-campos/clay,mario-campos/clay,jckarter/clay,jckarter/clay,aep/clay,mario-campos/clay,jckarter/clay,aep/clay,mario-campos/clay,iamrekcah/clay,jckarter/clay,iamrekcah/clay,mario-campos/clay,jckarter/clay,aep/clay,iamrekcah/clay,aep/clay,iamrekcah/clay,jckarter/clay,aep/clay