// passed on, the hanging adb subprocess will hold them open and
	// go test will hang forever.
	//
	// Avoid that by wrapping stderr, breaking the short circuit and
	// forcing cmd.Run to use another pipe and goroutine to pass
	// along stderr from adb.
	cmd.Stderr = struct{ io.Writer }{os.Stderr}
	err := cmd.Run()

	// Before we process err, flush any further output and get the exit code.
	exitCode, err2 := filter.Finish()

)

func init() {
	flag.DurationVar(&less, "less", 0, "goroutine waiting less than the specified time")
	flag.DurationVar(&goTime, "time", 0, "goroutine waiting for exactly the specified time")
	flag.DurationVar(&margin, "margin", 0, "margin time")
	flag.StringVar(&searchText, "search", "", "Regex to search for a text in one goroutine stacktrace")
}