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Java Bytec 64199 pair #381919422
details
property
value
status
complete
benchmark
sunset_rec.jar
ran by
Akihisa Yamada
cpu timeout
1200 seconds
wallclock timeout
300 seconds
memory limit
137438953472 bytes
execution host
n055.star.cs.uiowa.edu
space
Julia_12_recursive
run statistics
property
value
solver
AProVE
configuration
standard
runtime (wallclock)
2.67628598213 seconds
cpu usage
7.197452784
max memory
5.02972416E8
stage attributes
key
value
output-size
3166
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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty termination of the given Bare JBC problem could be disproven: (0) Bare JBC problem (1) BareJBCToJBCProof [EQUIVALENT, 96 ms] (2) JBC problem (3) JBCNonTerm [COMPLETE, 509 ms] (4) NO ---------------------------------------- (0) Obligation: need to prove termination of the following program: public class Sunset { public static void loop(int i) { if (i > 10) { if (i == 25) i = 30; if (i <= 30) i--; else i = 20; loop(i); } } public static void main(String[] args) { loop(args.length + 20); } } ---------------------------------------- (1) BareJBCToJBCProof (EQUIVALENT) initialized classpath ---------------------------------------- (2) Obligation: need to prove termination of the following program: public class Sunset { public static void loop(int i) { if (i > 10) { if (i == 25) i = 30; if (i <= 30) i--; else i = 20; loop(i); } } public static void main(String[] args) { loop(args.length + 20); } } ---------------------------------------- (3) JBCNonTerm (COMPLETE) Reached a loop using the following run: 0:<Sunset.main||0: load ADDR #0||#0: a2|| -> a2([java.lang.String...]): length 6 -->{java.lang.Object...} YES: (JL1) 1:<Sunset.main||1: arraylength|| - ||a2> a2([java.lang.String...]): length 6 -->{java.lang.Object...} YES: (JL1) 2:<Sunset.main||2: push 20|| - ||6> YES: (JL1) 3:<Sunset.main||4: ADD|| - ||6, 20> YES: (JL1) 4:<Sunset.main||5: Sunset.loop(I)V|| - ||26> YES: (JL1) 5:<Sunset.loop||0: load INT #0||#0: 26|| -> YES: (JL1) Start state of loop: [i49(lv_0_0)] <Sunset.loop||0: load INT #0||#0: i49|| -> i49: #\{0} YES: (JL1) In the loop head node, references [i49] were interesting. All methods calls in the loop body are side-effect free, hence they can be ignored.
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