| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 101 of 304 | 66% | 18 of 34 | 47% | 16 | 35 | 30 | 88 | 3 | 18 |
| release(Collection) | | 58% | | 41% | 5 | 7 | 9 | 22 | 0 | 1 |
| release(RefCounted) | | 0% | | 0% | 2 | 2 | 5 | 5 | 1 | 1 |
| releaseIfHolds(RefCounted) | | 0% | | 0% | 3 | 3 | 4 | 4 | 1 | 1 |
| relaseAllExcept(Collection) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| addAll(Refs) | | 85% | | 75% | 1 | 3 | 1 | 9 | 0 | 1 |
| tryRef(Iterable) | | 85% | | 75% | 1 | 3 | 2 | 9 | 0 | 1 |
| release(Iterable, Throwable) | | 76% | | 100% | 0 | 2 | 2 | 7 | 0 | 1 |
| tryRef(RefCounted) | | 80% | | 50% | 2 | 3 | 2 | 7 | 0 | 1 |
| ref(Iterable) | | 63% | | 50% | 1 | 2 | 1 | 4 | 0 | 1 |
| Refs(Map) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| Refs() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| release() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| get(RefCounted) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| iterator() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| selfRefs(Iterable) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| release(Iterable) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| size() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| close() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |