| OPNF_STATS | Error |
| Engine | Average state changes per second |
| ALLOY_TUPLE_PROVER:2 | 5.5 |
| GGP_BASE_PROVER:2015-04-26 | 0.28061860813170364 |
| REKKURA_BACKWARD_PROVER:1.0.0 | 0.018199355742806705 |
| REKKURA_BACKWARD_PROVER_OSTD:1.0.0 | 0.016469851936031094 |
| REKKURA_GENERIC_FORWARD_PROVER:1.0.0 | 0.0 |
Machines with errors:
| ALLOY_DIFF_PROP_NET:1 | Test process timed out after 240 seconds |
| PALAMEDES_JOCULAR:0.6.1 | Exception of type NullPointerException |
| PALAMEDES_JAVA_PROVER_USEOPT_TRUE:0.6.1 | Test process timed out after 240 seconds |
| SANCHO_DEAD_RECKONING_PROPNET:1.61c | OutOfMemoryError: GC overhead limit exceeded |
| CADIAPLAYER_PROLOG:3.0 | Test process timed out after 240 seconds |
| PALAMEDES_JAVA_ECLIPSE:0.6.1 | Exception of type NullPointerException |
| PALAMEDES_JAVA_PROVER_USEOPT_FALSE:0.6.1 | Exception of type StackOverflowError |
| ALLOY_COMPILED_PROVER_CACHING:2 | Exception of type StackOverflowError |
| FLUXPLAYER_PROLOG:1.1 | Test process failed to output results for unknown reason |