Java Bytec 64199 pair #381919324

details

property	value
status	complete
benchmark	BTreeR.jar
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n039.star.cs.uiowa.edu
space	Julia_10_Recursive

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	3.88930296898 seconds
cpu usage	11.235571506
max memory	9.03614464E8

stage attributes

key	value
output-size	34099
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# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty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, 96 ms]
(2) JBC problem
(3) JBCToGraph [EQUIVALENT, 966 ms]
(4) JBCTerminationGraph
(5) TerminationGraphToSCCProof [SOUND, 0 ms]
(6) AND
    (7) JBCTerminationSCC
        (8) SCCToQDPProof [SOUND, 191 ms]
        (9) QDP
        (10) QDPSizeChangeProof [EQUIVALENT, 0 ms]
        (11) YES
    (12) JBCTerminationSCC
        (13) SCCToIRSProof [SOUND, 97 ms]
        (14) IRSwT
        (15) IRSFormatTransformerProof [EQUIVALENT, 0 ms]
        (16) IRSwT
        (17) IRSwTTerminationDigraphProof [EQUIVALENT, 30 ms]
        (18) IRSwT
        (19) IntTRSCompressionProof [EQUIVALENT, 0 ms]
        (20) IRSwT
        (21) TempFilterProof [SOUND, 32 ms]
        (22) IntTRS
        (23) RankingReductionPairProof [EQUIVALENT, 1 ms]
        (24) YES


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

(0)
Obligation:
need to prove termination of the following program:
public class BTreeR {
    private BTreeR left, right;

    public BTreeR(int height) {
	if (height > 1) {
	    this.left = new BTreeR(height - 1);
	    this.right = new BTreeR(height - 1);
	}
    }

    public int height() {
	if (left == null && right == null) return 1;
	else if (left == null) return 1 + right.height();
	else return 1 + left.height();
    }

    public static void main(String[] args) {
	Random.args = args;
	BTreeR bt = new BTreeR(Random.random()*Random.random()+10);
	bt.height();
    }
}


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();
  }
}



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

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

(2)
Obligation:
need to prove termination of the following program:
public class BTreeR {
    private BTreeR left, right;

    public BTreeR(int height) {
	if (height > 1) {
	    this.left = new BTreeR(height - 1);

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