# File lib/system_timer/concurrent_timer_pool.rb, line 52
52:     def trigger_next_expired_timer_at(now_in_seconds_since_epoch)
53:       timer = next_expired_timer(now_in_seconds_since_epoch)
54:       return if timer.nil?
55: 
56:       cancel timer
57:       log_timeout_received(timer) if SystemTimer.debug_enabled?
58:       timer.thread.raise Timeout::Error.new("time's up!")
59:     end