out, err := cmd.CombinedOutput()
			if err != nil {
				t.Errorf("%#q: %v:\n%s", strings.Join(cmd.Args, " "), err, out)
			}
		})
	}
}

func TestMallocCrashesOnNil(t *testing.T) {
	testenv.MustHaveCGO(t)
	testenv.MustHaveGoRun(t)
	t.Parallel()

	cmd := exec.Command("go", "run", path("malloc.go"))
	out, err := cmd.CombinedOutput()
	if err == nil {