const runtime.traceEvGoStart

2 uses

	runtime (current package)
		traceevent.go#L48: 	traceEvGoStart             // goroutine starts running [timestamp, goroutine ID, goroutine seq]
		traceruntime.go#L454: 	w = w.write(traceEvGoStart, traceArg(gp.goid), gp.trace.nextSeq(tl.gen))