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
workInProgress = next;
        return;
      }
    } else {
       
       
       
      const next = unwindWork(current, completedWork, subtreeRenderLanes);
       
      if (next !== null) {
         
         
         
         
        next.flags &= HostEffectMask;
        workInProgress = next;
        return;
      }
      if (
        enableProfilerTimer &&
        (completedWork.mode & ProfileMode) !== NoMode
      ) {
         
        stopProfilerTimerIfRunningAndRecordDelta(completedWork, false);
         
        let actualDuration = completedWork.actualDuration;
        let child = completedWork.child;
        while (child !== null) {
          actualDuration += child.actualDuration;
          child = child.sibling;