--- a/src/parallel_execution/main.c	Tue Jan 26 06:47:35 2016 +0900
+++ b/src/parallel_execution/main.c	Tue Jan 26 07:46:26 2016 +0900
@@ -26,9 +26,10 @@
 }
 
 __code code1(struct Context* context) {
-    print_queue(context->activeQueue->first);
-    puts("");
-    print_tree(context->tree->root);
+    puts("queue");
+    print_queue(context->data[ActiveQueue]->queue.first);
+    puts("tree");
+    print_tree(context->data[Tree]->tree.root);
 
     goto meta(context, Exit);
 }
@@ -166,12 +167,38 @@
     goto putQueue4(context, &context->data[ActiveQueue]->queue, &context->data[context->dataNum]->element);
 }
 
+__code getQueue(struct Context* context, struct Queue* queue) {
+    if (queue->count == 0)
+        return;
+
+    struct Element* first = queue->first;
+    if (__sync_bool_compare_and_swap(&queue->first, first, first->next)) {
+        queue->count--;
+        
+        context->next = GetQueue;
+        stack_push(context->code_stack, &context->next);
+
+        context->next = first->task->code;
+        stack_push(context->code_stack, &context->next);
+
+        goto meta(context, Search);
+    } else {
+        goto meta(context, GetQueue);
+    }
+}
+
+__code getQueue_stub(struct Context* context) {
+    goto getQueue(context, &context->data[ActiveQueue]->queue);
+}
+
 __code createWorker(struct Context* context, struct LoopCounter* loopCounter, struct Worker* worker) {
     int i = loopCounter->i;
 
     if (i < worker->num) {
         struct Context* worker_context = &worker->contexts[i];
-        worker_context->next = Code1;
+        worker_context->next = GetQueue;
+        worker_context->data[Tree] = context->data[Tree];
+        worker_context->data[ActiveQueue] = context->data[ActiveQueue];
         pthread_create(&worker_context->thread, NULL, (void*)&start_code, worker_context);
         loopCounter->i++;