[RELEASE TAG2 idx=0] refcount_before=3
[RELEASE TAG2 idx=0] refcount_before=2
[RELEASE TAG2 idx=0] refcount_before=1
[RELEASE TAG2 idx=0] refcount_before=2
[RELEASE TAG2 idx=0] refcount_before=2
[RELEASE TAG2 idx=0] refcount_before=1
