UserLog dt=26 task=8 key_string=24 value_string=49 stack=27
UserRegionEnd dt=8 task=8 name_string=33 stack=28
GoDestroy dt=3
GoStart dt=20 g=50 g_seq=1
UserRegionBegin dt=40 task=8 name_string=35 stack=26
UserLog dt=9 task=8 key_string=24 value_string=50 stack=27
UserRegionEnd dt=2 task=8 name_string=35 stack=28
GoDestroy dt=1
ProcStop dt=18
ProcStart dt=141801 p=4 p_seq=5
ProcStop dt=18
ProcStart dt=16860 p=4 p_seq=6

	if pp.ptr().gcMarkWorkerMode != gcMarkWorkerNotWorker {
		w = w.write(traceEvGoLabel, trace.markWorkerLabels[tl.gen%2][pp.ptr().gcMarkWorkerMode])
	}
	w.end()
}

// GoEnd emits a GoDestroy event.
//
// TODO(mknyszek): Rename this to GoDestroy.
func (tl traceLocker) GoEnd() {
	tl.eventWriter(traceGoRunning, traceProcRunning).commit(traceEvGoDestroy)
}

// GoSched emits a GoStop event with a GoSched reason.

GoStart dt=31 g=34 g_seq=1
GoStop dt=291990 reason_string=16 stack=50
GoStart dt=21 g=34 g_seq=2
GoStop dt=315853 reason_string=16 stack=50
GoStart dt=30 g=34 g_seq=3
GoUnblock dt=173432 g=1 g_seq=73 stack=52
GoDestroy dt=96
GoStart dt=22 g=1 g_seq=74
HeapAlloc dt=79 heapalloc_value=26397576
HeapAlloc dt=51 heapalloc_value=26405640
GoCreate dt=62 new_g=50 new_stack=53 stack=54
GoBlock dt=23 reason_string=12 stack=55

		IsTimedEvent: true,
	},
	EvGoStart: event.Spec{
		Name:         "GoStart",
		Args:         []string{"dt", "g", "g_seq"},
		IsTimedEvent: true,
	},
	EvGoDestroy: event.Spec{
		Name:         "GoDestroy",
		Args:         []string{"dt"},
		IsTimedEvent: true,
	},
	EvGoDestroySyscall: event.Spec{
		Name:         "GoDestroySyscall",
		Args:         []string{"dt"},
		IsTimedEvent: true,
	},

UserLog dt=6 task=1 key_string=27 value_string=28 stack=18
UserRegionEnd dt=4 task=1 name_string=26 stack=19
UserRegionEnd dt=315 task=1 name_string=25 stack=20
UserTaskEnd dt=5 task=1 stack=21
GoUnblock dt=11 g=1 g_seq=1 stack=22
GoDestroy dt=6
GoStart dt=10 g=1 g_seq=2
UserRegionBegin dt=278 task=0 name_string=29 stack=23
EventBatch gen=1 m=18446744073709551615 time=28113086280061 size=57
GoStatus dt=318 g=2 m=18446744073709551615 gstatus=4

		o.queue.push(makeEvent(evt, curCtx, go122.EvGoBlock, ev.time, 0 /* no reason */, 0 /* no stack */))
	case go122.EvGoSwitchDestroy:
		// This goroutine is exiting itself.
		delete(o.gStates, curCtx.G)

		// Emit a GoDestroy event.
		o.queue.push(makeEvent(evt, curCtx, go122.EvGoDestroy, ev.time))
	}
	// Update the state of the next goroutine.
	nextGState.status = go122.GoRunning
	nextGState.seq = seq
	newCtx := curCtx