| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 1,489 of 1,678 | 11% | 44 of 48 | 8% | 260 | 295 | 304 | 370 | 236 | 271 | 25 | 35 |
| IOStream | | 8% | | 0% | 66 | 69 | 48 | 59 | 61 | 64 | 0 | 1 |
| Uncheck | | 19% | n/a | 13 | 21 | 57 | 71 | 13 | 21 | 0 | 1 | |
| IOFunction | | 0% | n/a | 19 | 19 | 18 | 18 | 19 | 19 | 1 | 1 | |
| IOPredicate | | 0% | | 0% | 18 | 18 | 9 | 9 | 12 | 12 | 1 | 1 |
| UncheckedIOSpliterator | | 0% | n/a | 9 | 9 | 12 | 12 | 9 | 9 | 1 | 1 | |
| Erase | | 10% | n/a | 7 | 9 | 27 | 31 | 7 | 9 | 0 | 1 | |
| IOBaseStream | | 0% | | 0% | 12 | 12 | 10 | 10 | 10 | 10 | 1 | 1 |
| UncheckedIOBaseStream | | 0% | n/a | 10 | 10 | 12 | 12 | 10 | 10 | 1 | 1 | |
| IOSpliterator | | 0% | | 0% | 11 | 11 | 11 | 11 | 10 | 10 | 1 | 1 |
| IOStream.new Iterator() {...} | | 0% | | 0% | 4 | 4 | 8 | 8 | 3 | 3 | 1 | 1 |
| IOBinaryOperator | | 0% | | 0% | 8 | 8 | 5 | 5 | 6 | 6 | 1 | 1 |
| IOConsumer | | 35% | n/a | 7 | 13 | 12 | 21 | 7 | 13 | 0 | 1 | |
| UncheckedIOIterator | | 0% | n/a | 4 | 4 | 7 | 7 | 4 | 4 | 1 | 1 | |
| IOIntConsumer | | 12% | n/a | 6 | 8 | 7 | 9 | 6 | 8 | 0 | 1 | |
| IOIterator | | 0% | | 0% | 6 | 6 | 9 | 9 | 5 | 5 | 1 | 1 |
| IOIteratorAdapter | | 0% | n/a | 5 | 5 | 7 | 7 | 5 | 5 | 1 | 1 | |
| IOBiConsumer | | 7% | n/a | 4 | 5 | 6 | 7 | 4 | 5 | 0 | 1 | |
| IOBiFunction | | 0% | n/a | 4 | 4 | 3 | 3 | 4 | 4 | 1 | 1 | |
| IOTriConsumer | | 0% | n/a | 3 | 3 | 6 | 6 | 3 | 3 | 1 | 1 | |
| IOSpliteratorAdapter | | 0% | n/a | 3 | 3 | 5 | 5 | 3 | 3 | 1 | 1 | |
| UncheckedIOIterable | | 0% | n/a | 2 | 2 | 4 | 4 | 2 | 2 | 1 | 1 | |
| IOQuadFunction | | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | |
| IOTriFunction | | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | |
| IOStreams | | 76% | | 37% | 6 | 14 | 1 | 12 | 2 | 10 | 0 | 1 |
| IOIterable | | 0% | n/a | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | |
| Constants | | 57% | n/a | 7 | 8 | 3 | 10 | 7 | 8 | 0 | 1 | |
| IOUnaryOperator | | 0% | n/a | 4 | 4 | 2 | 2 | 4 | 4 | 1 | 1 | |
| IOStreamAdapter | | 54% | | 25% | 3 | 5 | 1 | 4 | 1 | 3 | 0 | 1 |
| IORunnable | | 0% | n/a | 3 | 3 | 2 | 2 | 3 | 3 | 1 | 1 | |
| IOComparator | | 0% | n/a | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | |
| IOLongSupplier | | 0% | n/a | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | |
| IOSupplier | | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | |
| IOIntSupplier | | 0% | n/a | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | |
| IOBooleanSupplier | | 0% | n/a | 2 | 2 | 1 | 1 | 2 | 2 | 1 | 1 | |
| IOBaseStreamAdapter | | 100% | n/a | 0 | 2 | 0 | 4 | 0 | 2 | 0 | 1 |