Spaces
Explore
Communities
Statistics
Reports
Cluster
Status
Help
Java_Bytecode pair #487571405
details
property
value
status
complete
benchmark
RunningPointers.jar
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n147.star.cs.uiowa.edu
space
Aprove_09
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
2.99813508987 seconds
cpu usage
7.452053431
max memory
5.44350208E8
stage attributes
key
value
output-size
19004
starexec-result
YES
output
/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.jar /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- YES proof of /export/starexec/sandbox2/benchmark/theBenchmark.jar # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty termination of the given Bare JBC problem could be proven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 96 ms] (2) JBC problem (3) JBCToGraph [EQUIVALENT, 451 ms] (4) JBCTerminationGraph (5) TerminationGraphToSCCProof [SOUND, 0 ms] (6) AND (7) JBCTerminationSCC (8) SCCToIRSProof [SOUND, 109 ms] (9) IRSwT (10) IRSFormatTransformerProof [EQUIVALENT, 0 ms] (11) IRSwT (12) IRSwTTerminationDigraphProof [EQUIVALENT, 0 ms] (13) IRSwT (14) IntTRSCompressionProof [EQUIVALENT, 0 ms] (15) IRSwT (16) TempFilterProof [SOUND, 29 ms] (17) IntTRS (18) RankingReductionPairProof [EQUIVALENT, 10 ms] (19) YES (20) JBCTerminationSCC (21) SCCToQDPProof [SOUND, 110 ms] (22) QDP (23) QDPSizeChangeProof [EQUIVALENT, 0 ms] (24) YES ---------------------------------------- (0) Obligation: need to prove termination of the following program: public class ObjectList { Object value; ObjectList next; public ObjectList(Object value, ObjectList next) { this.value = value; this.next = next; } public static ObjectList createList() { ObjectList result = null; int length = Random.random(); while (length > 0) { result = new ObjectList(new Object(), result); length--; } return result; } } public class Random { static String[] args; static int index = 0; public static int random() { String string = args[index]; index++; return string.length(); } } /** * Allegedly based on an interview question at Microsoft. */ public class RunningPointers { public static boolean isCyclic(ObjectList l) { if (l == null) { return false; } ObjectList l1, l2; l1 = l; l2 = l.next; while (l2 != null && l1 != l2) { l2 = l2.next; if (l2 == null) { return false; } else if (l2 == l1) { return true; } else { l2 = l2.next;
popout
output may be truncated. 'popout' for the full output.
job log
popout
actions
all output
return to Java_Bytecode