// first running goroutine in the traceback.
//
// If either of these flags is set, Start re-executes the current
// executable as a child process, in a special mode in which it
// acts as a telemetry sidecar for the parent process (the application).
// In that mode, the call to Start will never return, so Start must
// be called immediately within main, even before such things as

                    assert !state2.hasMutableState()
                }
            }
            start(action)
            start(action)
            start(action)
            start(action)
            start(action)
        }

        then:
        noExceptionThrown()
    }

    def "thread must own project state in order to set calculated value"() {
        given:
        def build = build("p1", "p2")

type interval struct {
	start, end trace.Time
}

func (i interval) duration() time.Duration {
	return i.end.Sub(i.start)
}

func (i1 interval) overlap(i2 interval) time.Duration {
	// Assume start1 <= end1 and start2 <= end2
	if i1.end < i2.start || i2.end < i1.start {
		return 0
	}
	if i1.start < i2.start { // choose the later one
		i1.start = i2.start
	}

		return 0
	}

	stats.RLock()
	defer stats.RUnlock()

	val, ok := stats.apiStats[api]
	if ok {
		return val
	}

	return 0
}

// Load returns the recorded stats.
func (stats *HTTPAPIStats) Load(toLower bool) map[string]int {
	if stats == nil {
		return map[string]int{}
	}

	stats.RLock()
	defer stats.RUnlock()

	// Collect information about the task.
	var startStack, endStack trace.Stack
	var startG, endG trace.GoID
	startTime, endTime := ctx.startTime, ctx.endTime
	if task.Start != nil {
		startStack = task.Start.Stack()
		startG = task.Start.Goroutine()
		startTime = task.Start.Time()
	}
	if task.End != nil {
		endStack = task.End.Stack()
		endG = task.End.Goroutine()

	}
	return false
}

// NewServer starts and returns a new [Server].
// The caller should call Close when finished, to shut it down.
func NewServer(handler http.Handler) *Server {
	ts := NewUnstartedServer(handler)
	ts.Start()
	return ts
}

// NewUnstartedServer returns a new [Server] but doesn't start it.
//
// After changing its configuration, the caller should call Start or
// StartTLS.
//

func (b *pallocBits) summarize() pallocSum {
	var start, most, cur uint
	const notSetYet = ^uint(0) // sentinel for start value
	start = notSetYet
	for i := 0; i < len(b); i++ {
		x := b[i]
		if x == 0 {
			cur += 64
			continue
		}
		t := uint(sys.TrailingZeros64(x))
		l := uint(sys.LeadingZeros64(x))

		// Finish any region spanning the uint64s
		cur += t
		if start == notSetYet {
			start = cur
		}

			// alignment should be different from that of stextOffset.
			return start - *stextOffset, true
		}

		return start - loadSegment.Vaddr, true
	}
	if start%pageSize != 0 && stextOffset != nil && *stextOffset%pageSize == start%pageSize {
		// ChromeOS remaps its kernel to 0 + start%pageSize. Nothing
		// else should come down this path. Empirical values:
		//       start=0x198 limit=0x2f9fffff offset=0
		//       VADDR=0xffffffff81000000

	//
	// However, if there is a bug somewhere, or incorrect clock
	// on controller's server or apiservers (for setting creationTimestamp)
	// then there could be so many missed start times (it could be off
	// by decades or more), that it would eat up all the CPU and memory
	// of this controller. In that case, we want to not try to list
	// all the missed start times.
	//
	// I've somewhat arbitrarily picked 100, as more than 80,

	EvGoCreateBlocked // goroutine creation (starts blocked) [timestamp, new goroutine ID, new stack ID, stack ID]

	// GoStatus with stack. Added in Go 1.23.
	EvGoStatusStack // goroutine status at the start of a generation, with a stack [timestamp, goroutine ID, M ID, status, stack ID]

	// Batch event for an experimental batch with a custom format. Added in Go 1.23.