fix: update undeclared var

Author: terryyz

bigcodebench/eval/utils.py

@@ -282,7 +282,7 @@ def reliability_guard(max_as_limit, max_data_limit, max_stack_limit):
     os.environ['TF_CPP_MIN_LOG_LEVEL'] = "3" 
     os.environ['TF_ENABLE_ONEDNN_OPTS'] = "0"
 
-    if maximum_memory_bytes:
+    if max_as_limit and max_data_limit and max_stack_limit:
         import resource
 
         max_as_limit = max_as_limit * 1024 * 1024