| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 1,099 of 1,356 | 18% | 184 of 196 | 6% | 207 | 234 | 165 | 222 | 115 | 136 | 9 | 15 |
| Optionals.java | | 0% | | 0% | 61 | 61 | 61 | 61 | 34 | 34 | 1 | 1 |
| OptionalLongs.java | | 0% | | 0% | 35 | 35 | 17 | 17 | 18 | 18 | 1 | 1 |
| OptionalDoubles.java | | 0% | | 0% | 35 | 35 | 17 | 17 | 18 | 18 | 1 | 1 |
| OptionalInts.java | | 0% | | 0% | 35 | 35 | 17 | 17 | 18 | 18 | 1 | 1 |
| Nullables.java | | 9% | | 9% | 18 | 21 | 22 | 24 | 8 | 10 | 0 | 1 |
| Collectors.java | | 30% | n/a | 7 | 11 | 7 | 11 | 7 | 11 | 0 | 1 | |
| SystemUtils.java | | 75% | | 0% | 5 | 6 | 4 | 33 | 4 | 5 | 0 | 1 |
| Finals.java | | 5% | | 0% | 5 | 6 | 7 | 8 | 3 | 4 | 1 | 2 |
| Completable.java | | 0% | | 0% | 3 | 3 | 5 | 5 | 2 | 2 | 1 | 1 |
| CompletedException.java | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | |
| TooManyElementsException.java | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | |
| SneakyException.java | | 55% | n/a | 0 | 2 | 2 | 4 | 0 | 2 | 0 | 1 | |
| AutoCompletable.java | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | |
| Either.java | | 100% | | 100% | 0 | 16 | 0 | 19 | 0 | 11 | 0 | 1 |