// these two may keep accumulating even if the GC is not active.
	scavenge.assistTime.Store(0)
	scavenge.backgroundTime.Store(0)

	// Reset idle time stat.
	sched.idleTime.Store(0)

	if work.userForced {
		memstats.numforcedgc++
	}

	// Bump GC cycle count and wake goroutines waiting on sweep.
	lock(&work.sweepWaiters.lock)
	memstats.numgc++

			info := httptrace.GotConnInfo{
				Conn:   r.pc.conn,
				Reused: r.pc.isReused(),
			}
			if !r.idleAt.IsZero() {
				info.WasIdle = true
				info.IdleTime = time.Since(r.idleAt)
			}
			trace.GotConn(info)
		}
		if r.err != nil {
			// If the request has been canceled, that's probably
			// what caused r.err; if so, prefer to return the