Clear dex memstate cache (#788)

* Clear cache

* Update app.go

* sd

app/app.go

@@ -1195,6 +1195,7 @@ func (app *App) ProcessTxs(
 		dependencyDag.BlockingSignalsMap,
 		dependencyDag.TxMsgAccessOpMapping,
 	)
+	oldDexMemState := dexutils.GetMemState(ctx.Context()).DeepCopy()
 	if ok {
 		// Write the results back to the concurrent contexts - if concurrent execution fails,
 		// this should not be called and the state is rolled back and retried with synchronous execution
@@ -1207,6 +1208,13 @@ func (app *App) ProcessTxs(
 	// Clear the memcache context from the previous state as it failed, we no longer need to commit the data
 	ctx.ContextMemCache().Clear()
 
+	oldDexMemStateCtx := context.WithValue(ctx.Context(), dexutils.DexMemStateContextKey, oldDexMemState)
+	ctx = ctx.WithContext(oldDexMemStateCtx)
+
+	dexMemState := dexutils.GetMemState(ctx.Context())
+	dexMemState.Clear(ctx)
+	dexMemState.ClearContractToDependencies()
+
 	txResults := app.ProcessBlockSynchronous(ctx, txs)
 	processBlockCache.Write()
 	return txResults, ctx

x/dex/cache/cache.go

@@ -23,7 +23,7 @@ type MemState struct {
 }
 
 func NewMemState(storeKey sdk.StoreKey) *MemState {
-	contractsToProcess := datastructures.NewSyncSet[string]([]string{})
+	contractsToProcess := datastructures.NewSyncSet([]string{})
 	return &MemState{
 		storeKey:                storeKey,
 		contractsToProcess:      &contractsToProcess,

x/oracle/simulation/operations.go

@@ -65,7 +65,7 @@ func WeightedOperations(
 }
 
 // SimulateMsgAggregateExchangeRateVote generates a MsgAggregateExchangeRateVote with random values.
-// nolint: funlen
+//nolint: funlen
 func SimulateMsgAggregateExchangeRateVote(ak types.AccountKeeper, bk types.BankKeeper, k keeper.Keeper) simtypes.Operation {
 	return func(
 		r *rand.Rand, app *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,
@@ -122,7 +122,7 @@ func SimulateMsgAggregateExchangeRateVote(ak types.AccountKeeper, bk types.BankK
 }
 
 // SimulateMsgDelegateFeedConsent generates a MsgDelegateFeedConsent with random values.
-// nolint: funlen
+//nolint: funlen
 func SimulateMsgDelegateFeedConsent(ak types.AccountKeeper, bk types.BankKeeper, k keeper.Keeper) simtypes.Operation {
 	return func(
 		r *rand.Rand, app *baseapp.BaseApp, ctx sdk.Context, accs []simtypes.Account, chainID string,