| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 29 of 106 | 73% | 4 of 14 | 71% | 3 | 15 | 4 | 21 | 0 | 8 |
| linkedByIndex(int) | | 29% | n/a | 0 | 1 | 2 | 3 | 0 | 1 | |
| readLink(UnmarshalStream, int) | | 70% | | 50% | 2 | 4 | 0 | 5 | 0 | 1 |
| symbolByIndex(int) | | 50% | n/a | 0 | 1 | 2 | 3 | 0 | 1 | |
| static {...} | | 88% | | 50% | 1 | 2 | 0 | 1 | 0 | 1 |
| UnmarshalCache(Ruby) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| isLinkType(int) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| selectCache(IRubyObject) | | 100% | | 100% | 0 | 2 | 0 | 1 | 0 | 1 |
| register(IRubyObject) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |