libmachine/log/fmt_machine_logger.go
func NewFmtMachineLogger() MachineLogger {
	return &FmtMachineLogger{
		outWriter: os.Stdout,
		errWriter: os.Stderr,
		debug:     false,
		history:   NewHistoryRecorder(),
	}
}
func NewFmtMachineLogger() MachineLogger {
	return &FmtMachineLogger{
		outWriter: os.Stdout,
		errWriter: os.Stderr,
		debug:     false,
		history:   NewHistoryRecorder(),
	}
}
// NewFmtMachineLogger creates a MachineLogger implementation used by the drivers