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deadlineoption. If both options are provided, the earlier time is effective.
If Time is 0 or 0.0, thread_get_message/3 examines the queue but does not suspend if no matching term is available. Note that unlike thread_peek_message/2, a matching term is removed from the queue.
If Time < 0, thread_get_message/3 fails immediately without removing any message from the queue.