//	    Writes test binary as -c would.
//
//	-memprofilerate n
//	    Enable more precise (and expensive) memory allocation profiles by
//	    setting runtime.MemProfileRate. See 'go doc runtime.MemProfileRate'.
//	    To profile all memory allocations, use -test.memprofilerate=1.
//
//	-mutexprofile mutex.out
//	    Write a mutex contention profile to the specified file