Redirecting stdout to build/X86/tests/opt/quick/fs/10.linux-boot/x86/linux/pc-simple-atomic/simout Redirecting stderr to build/X86/tests/opt/quick/fs/10.linux-boot/x86/linux/pc-simple-atomic/simerr gem5 Simulator System. http://gem5.org gem5 is copyrighted software; use the --copyright option for details. gem5 compiled Nov 15 2015 15:16:56 gem5 started Nov 15 2015 15:17:27 gem5 executing on ribera.cs.wisc.edu, pid 9888 command line: build/X86/gem5.opt -d build/X86/tests/opt/quick/fs/10.linux-boot/x86/linux/pc-simple-atomic -re /scratch/nilay/GEM5/gem5/tests/run.py build/X86/tests/opt/quick/fs/10.linux-boot/x86/linux/pc-simple-atomic Global frequency set at 1000000000000 ticks per second info: kernel located at: /scratch/nilay/GEM5/system/binaries/x86_64-vmlinux-2.6.22.9 0: rtc: Real-time clock set to Sun Jan 1 00:00:00 2012 info: Entering event queue @ 0. Starting simulation... Exiting @ tick 5112152301500 because m5_exit instruction encountered