details

property	value
status	complete
benchmark	costa09-example_5.jar
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n099.star.cs.uiowa.edu
space	Costa_Julia_09

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	2.23216700554 seconds
cpu usage	4.78421125
max memory	3.35613952E8

stage attributes

key	value
output-size	8684
starexec-result	NO

output

/export/starexec/sandbox/solver/bin/starexec_run_standard /export/starexec/sandbox/benchmark/theBenchmark.jar /export/starexec/sandbox/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox/benchmark/theBenchmark.jar # AProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty termination of the given Bare JBC problem could be disproven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 96 ms] (2) JBC problem (3) JBCNonTerm [COMPLETE, 239 ms] (4) NO ---------------------------------------- (0) Obligation: need to prove termination of the following program: package example_5; public class Loops2 { int i; /** * Same simple arithmetic loop, but now the loop counter * is a numeric field. */ public void m(int n) { while (i < n) { i++; } } } package example_5; public class Loops3 extends Loops2 { /** * A loop involving two numeric fields * which are modified in the body of the loop */ public void m(int n, Loops3 x) { while (i < n) { i++; x.i--; } } } package example_5; public class Test { /** * Execution of the main method does not terminate because in the call to * m, the objects o1 and o2 are aliased and therefore by decrementing x.i we are * also decrementing this.i in the loop in method m. */ public static void main(String[] args) { Loops3 o1 = new Loops3(); Loops3 o2 = o1; o1.m(10, o2); } } ---------------------------------------- (1) BareJBCToJBCProof (EQUIVALENT) initialized classpath ---------------------------------------- (2) Obligation: need to prove termination of the following program: package example_5; public class Loops2 { int i; /** * Same simple arithmetic loop, but now the loop counter * is a numeric field. */ popout

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all output return to Java_Bytecode