$ for i in `seq 1 5`; do ./runme.sh; done
warning: ignoring unknown argument: --enable-new-dtags
warning: ignoring unknown argument: -O3
warning: ignoring unknown argument for -z: origin

real    1m14.783s
user    2m48.602s
sys     0m11.028s
warning: ignoring unknown argument: --enable-new-dtags
warning: ignoring unknown argument: -O3
warning: ignoring unknown argument for -z: origin

real    1m15.578s
user    2m53.347s
sys     0m10.785s
warning: ignoring unknown argument: --enable-new-dtags
warning: ignoring unknown argument: -O3
warning: ignoring unknown argument for -z: origin

real    1m15.988s
user    2m49.923s
sys     0m11.673s
warning: ignoring unknown argument: --enable-new-dtags
warning: ignoring unknown argument: -O3
warning: ignoring unknown argument for -z: origin

real    1m14.874s
user    2m52.710s
sys     0m12.354s
warning: ignoring unknown argument: --enable-new-dtags
warning: ignoring unknown argument: -O3
warning: ignoring unknown argument for -z: origin

real    1m14.809s
user    2m47.364s
sys     0m12.153s