Using gdb, a backtrace of the crash can be found:
#0 0x0000000000407b0c in f90sac::f90sac_tshift at f90sac.F90:1126
#1 0x000000000041ae78 in analyser::an_applysplittingoperators at Analyser.F90:138
#2 0x000000000041d23c in evaluatepath at EvaluatePath.f90:84
#3 0x000000000041c1e8 in evaluatemodel at Evaluate.F90:84
#4 0x000000000041d550 in mhsampler at Samplers.f90:95
#5 0x000000000041bcec in mtssampmain at MTSSampMain.f90:47