Comment 5 for bug 891540

Ok, I found out, that the script from #845456 works with

O.dt=0.5*utils.PWaveTimeStep()

, but not with this engine:

GlobalStiffnessTimeStepper(active=1,timeStepUpdateInterval=5,timestepSafetyCoefficient=0.8, defaultDt=4*utils.PWaveTimeStep()),

(segmentation fault)