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Java_Bytecode 2019-04-01 06.50 pair #433315588
details
property
value
status
complete
benchmark
Exc4.jar
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n062.star.cs.uiowa.edu
space
Costa_Julia_09
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
2.14562 seconds
cpu usage
4.94971
user time
4.7143
system time
0.235413
max virtual memory
1.9478964E7
max residence set size
376540.0
stage attributes
key
value
starexec-result
NO
output
4.73/2.11 NO 4.91/2.12 proof of /export/starexec/sandbox/benchmark/theBenchmark.jar 4.91/2.12 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 4.91/2.12 4.91/2.12 4.91/2.12 termination of the given Bare JBC problem could be disproven: 4.91/2.12 4.91/2.12 (0) Bare JBC problem 4.91/2.12 (1) BareJBCToJBCProof [EQUIVALENT, 95 ms] 4.91/2.12 (2) JBC problem 4.91/2.12 (3) JBCToGraph [EQUIVALENT, 230 ms] 4.91/2.12 (4) JBCTerminationGraph 4.91/2.12 (5) JBCNonTerm [COMPLETE, 80 ms] 4.91/2.12 (6) NO 4.91/2.12 4.91/2.12 4.91/2.12 ---------------------------------------- 4.91/2.12 4.91/2.12 (0) 4.91/2.12 Obligation: 4.91/2.12 need to prove termination of the following program: 4.91/2.12 /** 4.91/2.12 * A loop continously throwing and catching an exception. 4.91/2.12 * The exception is thrown before the statement that makes the loop 4.91/2.12 * progress, but another statement inside the exception catcher make the 4.91/2.12 * loop progress. However, this is not enough to prove progression since 4.91/2.12 * <tt>i</tt> is decreased at the beginning of the loop. 4.91/2.12 * 4.91/2.12 * The call to <tt>main()</tt> diverges. 4.91/2.12 * 4.91/2.12 * Julia + BinTerm cannot prove that the call to <tt>main()</tt> terminates. 4.91/2.12 * 4.91/2.12 * @author <A HREF="mailto:fausto.spoto@univr.it">Fausto Spoto</A> 4.91/2.12 */ 4.91/2.12 4.91/2.12 public class Exc4 { 4.91/2.12 public static void main(String[] args) { 4.91/2.12 int i = 0; 4.91/2.12 4.91/2.12 while (i < 20) { 4.91/2.12 i--; 4.91/2.12 4.91/2.12 try { 4.91/2.12 if (i > 10) throw null; 4.91/2.12 i += 2; 4.91/2.12 } 4.91/2.12 catch (NullPointerException e) { 4.91/2.12 i++; 4.91/2.12 } 4.91/2.12 } 4.91/2.12 } 4.91/2.12 } 4.91/2.12 4.91/2.12 4.91/2.12 ---------------------------------------- 4.91/2.12 4.91/2.12 (1) BareJBCToJBCProof (EQUIVALENT) 4.91/2.12 initialized classpath 4.91/2.12 ---------------------------------------- 4.91/2.12 4.91/2.12 (2) 4.91/2.12 Obligation: 4.91/2.12 need to prove termination of the following program: 4.91/2.12 /** 4.91/2.12 * A loop continously throwing and catching an exception. 4.91/2.12 * The exception is thrown before the statement that makes the loop 4.91/2.12 * progress, but another statement inside the exception catcher make the 4.91/2.12 * loop progress. However, this is not enough to prove progression since 4.91/2.12 * <tt>i</tt> is decreased at the beginning of the loop. 4.91/2.12 * 4.91/2.12 * The call to <tt>main()</tt> diverges. 4.91/2.12 * 4.91/2.12 * Julia + BinTerm cannot prove that the call to <tt>main()</tt> terminates. 4.91/2.12 * 4.91/2.12 * @author <A HREF="mailto:fausto.spoto@univr.it">Fausto Spoto</A> 4.91/2.12 */ 4.91/2.12 4.91/2.12 public class Exc4 { 4.91/2.12 public static void main(String[] args) { 4.91/2.12 int i = 0; 4.91/2.12 4.91/2.12 while (i < 20) { 4.91/2.12 i--; 4.91/2.12 4.91/2.12 try { 4.91/2.12 if (i > 10) throw null; 4.91/2.12 i += 2; 4.91/2.12 } 4.91/2.12 catch (NullPointerException e) { 4.91/2.12 i++; 4.91/2.12 } 4.91/2.12 } 4.91/2.12 } 4.91/2.12 } 4.91/2.12 4.91/2.12 4.91/2.12 ---------------------------------------- 4.91/2.12 4.91/2.12 (3) JBCToGraph (EQUIVALENT) 4.91/2.12 Constructed TerminationGraph.
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