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Java Bytec 64199 pair #381919447
details
property
value
status
complete
benchmark
sumGeneric2_rec.jar
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n077.star.cs.uiowa.edu
space
Julia_12_recursive
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
2.25427722931 seconds
cpu usage
5.457622103
max memory
5.15571712E8
stage attributes
key
value
output-size
3137
starexec-result
NO
output
/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.jar /export/starexec/sandbox2/output/output_files -------------------------------------------------------------------------------- NO proof of /export/starexec/sandbox2/benchmark/theBenchmark.jar # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty termination of the given Bare JBC problem could be disproven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 96 ms] (2) JBC problem (3)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, 303 ms] (4) NO ---------------------------------------- (0) Obligation: need to prove termination of the following program: public class Sum { public static int sum(int n) { if (n == 0) return 0; else return n + sum(n - 1); } public static void main(String args[]) { int n = args.length; if (args.length < 5) n *= -1; sum(n); } } ---------------------------------------- (1) BareJBCToJBCProof (EQUIVALENT) initialized classpath ---------------------------------------- (2) Obligation: need to prove termination of the following program: public class Sum { public static int sum(int n) { if (n == 0) return 0; else return n + sum(n - 1); } public static void main(String args[]) { int n = args.length; if (args.length < 5) n *= -1; sum(n); } } ---------------------------------------- (3) JBCNonTerm (COMPLETE) Reached a loop using the following run: 0:<Sum.main||0: load ADDR #0||#0: a2|| -> a2([java.lang.String...]): length 1 -->{java.lang.Object...} YES: (JL1) 1:<Sum.main||1: arraylength||#0: a2||a2> a2([java.lang.String...]): length 1 -->{java.lang.Object...} YES: (JL1) 2:<Sum.main||2: store INT to #1||#0: a2||1> a2([java.lang.String...]): length 1 -->{java.lang.Object...} YES: (JL1) 3:<Sum.main||3: load ADDR #0||#0: a2, #1: 1|| -> a2([java.lang.String...]): length 1 -->{java.lang.Object...} YES: (JL1) 4:<Sum.main||4: arraylength||#1: 1||a2> a2([java.lang.String...]): length 1 -->{java.lang.Object...} YES: (JL1) 5:<Sum.main||5: push 5||#1: 1||1> YES: (JL1) 6:<Sum.main||6: GE||#1: 1||1, 5> YES: (JL1) 7:<Sum.main||9: load INT #1||#1: 1|| -> YES: (JL1) 8:<Sum.main||10: push -1|| - ||1> YES: (JL1) 9:<Sum.main||11: MUL|| - ||1, -1> YES: (JL1) 10:<Sum.main||12: store INT to #1|| - ||-1> YES: (JL1) 11:<Sum.main||13: load INT #1||#1: -1|| -> YES: (JL1) 12:<Sum.main||14: Sum.sum(I)I|| - ||-1> YES: (JL1)
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