fix dumping the storage

libs/remix-simulator/src/VmProxy.ts

@@ -135,12 +135,11 @@ export class VmProxy {
     this.storageCache[this.processingHash] = {}
     this.storageCache['after_' + this.processingHash] = {}
     if (data.to) {
-      try {
+      ((processingHash, processingAccount, processingAddress, self) => {
-        const storage = await this.stateCopy.dumpStorage(data.to)
+        self.stateCopy.dumpStorage(processingAccount).then((storage) => {
-        this.storageCache[this.processingHash][tx['to']] = storage
+          self.storageCache[processingHash][processingAddress] = storage
-      } catch (e) {
+        }).catch(console.log) 
-        console.log(e)
+      })(this.processingHash, data.to, tx['to'], this)      
-      }
     }
     this.processingIndex = 0
   }

libs/remix-simulator/src/vm-context.ts

@@ -46,9 +46,11 @@ class StateManagerCommonStorageDump extends DefaultStateManager {
   }
 
   copy(): StateManagerCommonStorageDump {
-    return new StateManagerCommonStorageDump({
+    const copyState =  new StateManagerCommonStorageDump({
       trie: this._trie.copy(false),
     })
+    copyState.keyHashes = this.keyHashes
+    return copyState
   }
 
   async dumpStorage (address): Promise<StorageDump> {