def METHOD_NAME(self, sim_size):
    """
    Handler for any libc `malloc` SimProcedure call. If the heap has faithful support for `malloc`, it ought to be
    implemented in a `malloc` function (as opposed to the `_malloc` function).
    :param sim_size: the amount of memory (in bytes) to be allocated
    """
    raise NotImplementedError(f"{self.METHOD_NAME.__func__.__name__} not implemented for {self.__class__.__name__}")