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
const renderWasConcurrent = !includesBlockingLane(root, lanes);
      const finishedWork: Fiber = (root.current.alternate: any);
      if (
        renderWasConcurrent &&
        !isRenderConsistentWithExternalStores(finishedWork)
      ) {
         
         
        exitStatus = renderRootSync(root, lanes);
         
        if (exitStatus === RootErrored) {
          const errorRetryLanes = getLanesToRetrySynchronouslyOnError(root);
          if (errorRetryLanes !== NoLanes) {
            lanes = errorRetryLanes;
            exitStatus = recoverFromConcurrentError(root, errorRetryLanes);
             
             
          }
        }
        if (exitStatus === RootFatalErrored) {
          const fatalError = workInProgressRootFatalError;
          prepareFreshStack(root, NoLanes);
          markRootSuspended(root, lanes);
          ensureRootIsScheduled(root, now());
          throw fatalError;
        }
      }