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Java Bytec 64199 pair #381919457
details
property
value
status
complete
benchmark
middle_rec.jar
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n035.star.cs.uiowa.edu
space
Julia_12_recursive
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
2.885668993 seconds
cpu usage
6.904602896
max memory
4.04451328E8
stage attributes
key
value
output-size
3794
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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty termination of the given Bare JBC problem could be disproven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 97 ms] (2) JBC problem (3) JBCNonTerm [COMPLETE, 301 ms] (4) NO ---------------------------------------- (0) Obligation: need to prove termination of the following program: public class Middle { public static int middle(int i, int j) { if (i != j) { i--; j++; return middle(i, j); } return i; } public static void main(String[] args) { middle(args.length, args.length + 5); } } ---------------------------------------- (1) BareJBCToJBCProof (EQUIVALENT) initialized classpath ---------------------------------------- (2) Obligation: need to prove termination of the following program: public class Middle { public static int middle(int i, int j) { if (i != j) { i--; j++; return middle(i, j); } return i; } public static void main(String[] args) { middle(args.length, args.length + 5); } } ---------------------------------------- (3) JBCNonTerm (COMPLETE) Reached a loop using the following run: 0:<Middle.main||0: load ADDR #0||#0: a2|| -> a2([java.lang.String...]): length 0 -->{java.lang.Object...} YES: (JL1) 1:<Middle.main||1: arraylength||#0: a2||a2> a2([java.lang.String...]): length 0 -->{java.lang.Object...} YES: (JL1) 2:<Middle.main||2: load ADDR #0||#0: a2||0> a2([java.lang.String...]): length 0 -->{java.lang.Object...} YES: (JL1) 3:<Middle.main||3: arraylength|| - ||0, a2> a2([java.lang.String...]): length 0 -->{java.lang.Object...} YES: (JL1) 4:<Middle.main||4: push 5|| - ||0, 0> YES: (JL1) 5:<Middle.main||5: ADD|| - ||0, 0, 5> YES: (JL1) 6:<Middle.main||6: Middle.middle(II)I|| - ||0, 5> YES: (JL1) 7:<Middle.middle||0: load INT #0||#0: 0, #1: 5|| -> YES: (JL1) Start state of loop: [i29(lv_0_0), i30(lv_0_1)] <Middle.middle||0: load INT #0||#0: i29, #1: i30|| -> i29: #
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