| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 36 of 249 | 86% | 6 of 24 | 75% | 7 | 20 | 8 | 56 | 1 | 8 |
| load(ThreadContext, IRubyObject, IRubyObject[], Block) | | 80% | | 60% | 4 | 6 | 3 | 18 | 0 | 1 |
| dump(IRubyObject, IRubyObject[], Block) | | 84% | | 83% | 2 | 7 | 4 | 22 | 0 | 1 |
| RubyMarshal() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| createMarshalModule(Ruby) | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 | |
| dumpToStream(Ruby, IRubyObject, OutputStream, int) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| setBinmodeIfPossible(ThreadContext, IRubyObject) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| outputStream(ThreadContext, IRubyObject) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| inputStream(ThreadContext, IRubyObject) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |