Redirecting stdout to build/ARM/tests/opt/quick/se/00.hello/arm/linux/simple-atomic/simout Redirecting stderr to build/ARM/tests/opt/quick/se/00.hello/arm/linux/simple-atomic/simerr gem5 Simulator System. http://gem5.org gem5 is copyrighted software; use the --copyright option for details. gem5 compiled Jan 21 2016 14:45:42 gem5 started Jan 21 2016 14:46:25 gem5 executing on zizzer, pid 20745 command line: build/ARM/gem5.opt -d build/ARM/tests/opt/quick/se/00.hello/arm/linux/simple-atomic -re /z/atgutier/gem5/gem5-commit/tests/run.py build/ARM/tests/opt/quick/se/00.hello/arm/linux/simple-atomic Global frequency set at 1000000000000 ticks per second info: Entering event queue @ 0. Starting simulation... Hello world! Exiting @ tick 2695000 because target called exit()