https://codesandbox.io/s/elastic-mayer-rzz4h2?file=/package.json

This is supposed to `console.error` but it doesn't.

17 warns: https://codesandbox.io/s/admiring-minsky-sze07m?file=/src/App.js
if (enableTransitionTracing) {
    const prevPendingTransitionCallbacks = currentPendingTransitionCallbacks;
    const prevRootTransitionCallbacks = root.transitionCallbacks;
    if (
      prevPendingTransitionCallbacks !== null &&
      prevRootTransitionCallbacks !== null
    ) {
       T
      const endTime = now();
      currentPendingTransitionCallbacks = null;
      scheduleCallback(IdleSchedulerPriority, () =>
        processTransitionCallbacks(
          prevPendingTransitionCallbacks,
          endTime,
          prevRootTransitionCallbacks,
        ),
      );
    }
  }
  if (__DEV__) {
    if (enableDebugTracing) {
      logCommitStopped();
    }
  }
  if (enableSchedulingProfiler) {
    markCommitStopped();
  }
  return null;
}
function releaseRootPooledCache(root: FiberRoot, remainingLanes: Lanes) {