+p Runs the 'empty_main' test within the simulator
+
+$ $SG_TEST_EXENV ./gras/small_sleep/small_sleep_simulator${EXEEXT:=} ${srcdir:=.}/../examples/msg/small_platform.xml ${srcdir:=.}/gras/small_sleep/small_sleep.xml
+> [Tremblay:function:(1) 0.000000] [test/INFO] Let's go 1E-5
+> [Tremblay:function:(1) 0.000010] [test/INFO] Let's go 1E-10
+> [Tremblay:function:(1) 0.000020] [test/INFO] Let's go 1E-15
+> [Tremblay:function:(1) 0.000020] [test/INFO] Let's go 1E-20
+> [Tremblay:function:(1) 0.000020] [test/INFO] done
+> [Tremblay:function:(1) 0.000020] [gras/INFO] Exiting GRAS