| SanityCheck | |
| Hello world! (0-args, no closure) | |
| ABCD Hello world! (4-args, no closure) | |
| Caught NPE | |
| (BoxUnbox) Hello boxing world! (0-args, no closure) | |
| (BoxUnbox) Boxing repeatedly yields referentially-equal objects | |
| (BoxUnbox) Caught NPE for unbox-lambda | |
| (BoxUnbox) Caught NPE for box-lambda | |
| (BoxUnbox) Caught ClassCastException for unbox-lambda |