want: `panic: die
	panic: test executed panic(nil) or runtime.Goexit`,
		},
		{
			desc:  "Issue 48515: call t.Run in t.Cleanup should trigger panic",
			flags: []string{"-test.run=^TestCallRunInCleanupHelper$"},
			want:  `panic: testing: t.Run called during t.Cleanup`,
		},
	}

	for _, tc := range testCases {
		cmd := exec.Command(os.Args[0], tc.flags...)