override fun requestHeadersStart(call: Call) = logEvent(RequestHeadersStart(System.nanoTime(), call))

  override fun requestHeadersEnd(
    call: Call,
    request: Request,
  ) = logEvent(RequestHeadersEnd(System.nanoTime(), call, request.headers.byteCount()))

  override fun requestBodyStart(call: Call) = logEvent(RequestBodyStart(System.nanoTime(), call))

// Exported via linkname for use by time and internal/poll.
//
// Many external packages also linkname nanotime for a fast monotonic time.
// Such code should be updated to use:
//
//	var start = time.Now() // at init time
//
// and then replace nanotime() with time.Since(start), which is equally fast.
//
// However, all the code linknaming nanotime is never going to go away.
// Do not remove or change the type signature.
// See go.dev/issue/67401.

      unit: TimeUnit,
    ): T? {
      taskRunner.lock.withLock {
        val waitUntil = nanoTime + unit.toNanos(timeout)
        while (true) {
          val result = poll()
          if (result != null) return result
          if (nanoTime >= waitUntil) return null
          val editCountBefore = editCount
          yieldUntil { nanoTime >= waitUntil || editCount > editCountBefore }
        }
      }
    }

        .build()

    val startNanos = System.nanoTime()
    val call = client.newCall(request)

    // Schedule a job to cancel the call in 1 second.
    executor.schedule({
      System.out.printf("%.2f Canceling call.%n", (System.nanoTime() - startNanos) / 1e9f)
      call.cancel()
      System.out.printf("%.2f Canceled call.%n", (System.nanoTime() - startNanos) / 1e9f)
    }, 1, TimeUnit.SECONDS)

interface TimeSource {

    long currentTimeMillis();

    long nanoTime();

    TimeSource SYSTEM = new TimeSource() {
        @Override
        public long currentTimeMillis() {
            return System.currentTimeMillis();
        }

        @Override
        public long nanoTime() {
            return System.nanoTime();
        }
    };

    redQueue.execute("task one", 100.µs) {
      log += "one:run@${taskFaker.nanoTime} parallel=${taskFaker.isParallel}"
    }

    redQueue.execute("task two", 100.µs) {
      log += "two:run@${taskFaker.nanoTime} parallel=${taskFaker.isParallel}"
    }

    redQueue.execute("task three", 100.µs) {
      log += "three:run@${taskFaker.nanoTime} parallel=${taskFaker.isParallel}"
    }

    taskFaker.advanceUntil(0.µs)

    }

    MonotonicClock(TimeSource timeSource, long syncIntervalMillis) {
        long nanoTime = timeSource.nanoTime();
        long currentTimeMillis = timeSource.currentTimeMillis();

        this.timeSource = timeSource;
        this.syncIntervalMillis = syncIntervalMillis;
        this.syncNanosRef = new AtomicLong(nanoTime);
        this.syncMillisRef = new AtomicLong(currentTimeMillis);

        if (gradleVersion < SUPPORTS_BUILD_SERVICES) {
            return """
                def startAt = System.nanoTime()
                gradle.buildFinished {
                    long sinceStart = (System.nanoTime() - startAt) / 1000000L
                    if (sinceStart > 0 && sinceStart < $minimumBuildTimeMillis) {

    }

    @Override
    public long getElapsedMillis() {
        long elapsedNanos = timeSource.nanoTime() - startTime;
        long elapsedMillis = TimeUnit.NANOSECONDS.toMillis(elapsedNanos);

        // System.nanoTime() can go backwards under some circumstances.
        // http://bugs.java.com/bugdatabase/view_bug.do?bug_id=6458294

// Trace time and clock.

package runtime

import (
	"internal/goarch"
	_ "unsafe"
)

// Timestamps in trace are produced through either nanotime or cputicks
// and divided by traceTimeDiv. nanotime is used everywhere except on
// platforms where osHasLowResClock is true, because the system clock
// isn't granular enough to get useful information out of a trace in
// many cases.
//