chore: small tweaks to reduce diff

packages/SwingSet/src/kernel/kernel.js

@@ -837,6 +837,10 @@ export default function buildKernel(
     // status will be set if we made a delivery, else undefined
     if (status) {
       const decrementReapCount = message.type !== 'bringOutYourDead';
+      // the caller needs to be told the vatID that received the delivery,
+      // but eventually they'll tell us, and 'vatID' should be removed from
+      // DeliveryStatus
+      assert(vatID, 'DeliveryStatus.vatID missing');
       status = { vatID, useMeter, decrementReapCount, ...status };
     }
     return status;
@@ -845,13 +849,13 @@ export default function buildKernel(
   async function processDeliveryMessage(message) {
     kdebug(`processQ ${JSON.stringify(message)}`);
     kdebug(legibilizeMessage(message));
+    kernelSlog.write({ type: 'crank-start', message });
     /** @type { PolicyInput } */
     let policyInput = ['none'];
     if (message.type === 'create-vat') {
       policyInput = ['create-vat', {}];
     }
 
-    kernelSlog.write({ type: 'crank-start', message });
     // terminationTrigger can be set by syscall.exit or a vat-fatal syscall
     terminationTrigger = null; // reset terminationTrigger before delivery