begin = lo
			end = hi
			offset = off
			filename = file
		}
		// May see multiple text segments if rosetta is used for running
		// the go toolchain itself.
		first = false
	})
	lo, hi, err := useVMMapWithRetry(t)
	if err != nil {
		t.Fatal(err)
	}
	if got, want := begin, lo; got != want {
		t.Errorf("got %x, want %x", got, want)
	}
	if got, want := end, hi; got != want {
		t.Errorf("got %x, want %x", got, want)