Java Bytec 64199 pair #381919452

details

property	value
status	complete
benchmark	Et4-rec.jar
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n070.star.cs.uiowa.edu
space	Julia_12_recursive

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	5.60523200035 seconds
cpu usage	15.821469285
max memory	1.3523968E9

stage attributes

key	value
output-size	34111
starexec-result	YES

output

/export/starexec/sandbox2/solver/bin/starexec_run_standard /export/starexec/sandbox2/benchmark/theBenchmark.jar /export/starexec/sandbox2/output/output_files


--------------------------------------------------------------------------------


YES
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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty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 proven:

(0) Bare JBC problem
(1) BareJBCToJBCProof [EQUIVALENT, 100 ms]
(2) JBC problem
(3) JBCToGraph [EQUIVALENT, 931 ms]
(4) JBCTerminationGraph
(5) TerminationGraphToSCCProof [SOUND, 0 ms]
(6) JBCTerminationSCC
(7) SCCToIRSProof [SOUND, 265 ms]
(8) IRSwT
(9) IRSFormatTransformerProof [EQUIVALENT, 0 ms]
(10) IRSwT
(11) IRSwTTerminationDigraphProof [EQUIVALENT, 44 ms]
(12) AND
    (13) IRSwT
        (14) IntTRSCompressionProof [EQUIVALENT, 0 ms]
        (15) IRSwT
        (16) TempFilterProof [SOUND, 18 ms]
        (17) IntTRS
        (18) RankingReductionPairProof [EQUIVALENT, 6 ms]
        (19) YES
    (20) IRSwT
        (21) IntTRSCompressionProof [EQUIVALENT, 0 ms]
        (22) IRSwT
        (23) IRSwTChainingProof [EQUIVALENT, 0 ms]
        (24) IRSwT
        (25) IRSwTTerminationDigraphProof [EQUIVALENT, 4 ms]
        (26) IRSwT
        (27) IntTRSCompressionProof [EQUIVALENT, 0 ms]
        (28) IRSwT
        (29) TempFilterProof [SOUND, 10 ms]
        (30) IntTRS
        (31) RankingReductionPairProof [EQUIVALENT, 0 ms]
        (32) YES


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(0)
Obligation:
need to prove termination of the following program:
public class Et4 {
    public static void main(String[] args) {
		Random.args = args;
	    int a =  Random.random(); 
	   	int b =  Random.random();	
	    int c =  Random.random();
	    loop(a,b,c);
	}
	public static void loop(int a, int b, int c) {	
	   	if ( (b - c >= 1) && (a == c)) {
	   		int r =  Random.random();
	   		b = 10;
	   		c = c + 1 + r;		
	   	    a = c;
	   	    loop(a,b,c);
	   	}
    }
}



public class Random {
  static String[] args;
  static int index = 0;

  public static int random() {
      if (index >= args.length)
	  return 0;

      String string = args[index];
      index++;
      return string.length();
  }
}



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(1) BareJBCToJBCProof (EQUIVALENT)
initialized classpath
----------------------------------------

(2)
Obligation:
need to prove termination of the following program:
public class Et4 {

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