diff --git a/regression/cbmc/Pointer_byte_extract8/main.i b/regression/cbmc/Pointer_byte_extract8/main.i
index 0816108a607..164f8f1fed3 100644
--- a/regression/cbmc/Pointer_byte_extract8/main.i
+++ b/regression/cbmc/Pointer_byte_extract8/main.i
@@ -12,14 +12,11 @@ typedef struct
   Union List[1];
 } __attribute__((packed)) Struct3;
 
-extern size_t __CPROVER_malloc_size;
-
 int main()
 {
   Struct3 *p = malloc (sizeof (int) + 2 * sizeof(Union));
   p->Count = 3;
   int po=0;
-  size_t m=__CPROVER_malloc_size;
 
   // this should be fine
   p->List[0].a = 555;
diff --git a/regression/cbmc/Pointer_byte_extract8/test.desc b/regression/cbmc/Pointer_byte_extract8/test.desc
index b23fa8bd0df..5373ac6f3d6 100644
--- a/regression/cbmc/Pointer_byte_extract8/test.desc
+++ b/regression/cbmc/Pointer_byte_extract8/test.desc
@@ -1,9 +1,9 @@
-KNOWNBUG
+CORE
 main.i
 --bounds-check --32 --no-simplify
-^EXIT=0$
+^EXIT=10$
 ^SIGNAL=0$
-^\[main\.array_bounds\.5\] array.List upper bound: FAILED$
-^\*\* 1 of 9 failed 
+^\[main\.array_bounds\..*\] array.List dynamic object upper bound .*: FAILURE$
+^\*\* 1 of .* failed
 --
 ^warning: ignoring