details

property	value
status	complete
benchmark	LogIterative.jar
ran by	Akihisa Yamada
cpu timeout	1200 seconds
wallclock timeout	300 seconds
memory limit	137438953472 bytes
execution host	n013.star.cs.uiowa.edu
space	Aprove_09

run statistics

property	value
solver	AProVE
configuration	standard
runtime (wallclock)	2.71723 seconds
cpu usage	6.99778
user time	6.67511
system time	0.322669
max virtual memory	3.871368E7
max residence set size	461012.0

stage attributes

key	value
starexec-result	YES

output

6.66/2.66 YES 6.66/2.68 proof of /export/starexec/sandbox/benchmark/theBenchmark.jar 6.66/2.68 # AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty 6.66/2.68 6.66/2.68 6.66/2.68 termination of the given Bare JBC problem could be proven: 6.66/2.68 6.66/2.68 (0) Bare JBC problem 6.66/2.68 (1) BareJBCToJBCProof [EQUIVALENT, 96 ms] 6.66/2.68 (2) JBC problem 6.66/2.68 (3) JBCToGraph [EQUIVALENT, 321 ms] 6.66/2.68 (4) JBCTerminationGraph 6.66/2.68 (5) TerminationGraphToSCCProof [SOUND, 0 ms] 6.66/2.68 (6) JBCTerminationSCC 6.66/2.68 (7) SCCToIRSProof [SOUND, 109 ms] 6.66/2.68 (8) IRSwT 6.66/2.68 (9) IRSFormatTransformerProof [EQUIVALENT, 0 ms] 6.66/2.68 (10) IRSwT 6.66/2.68 (11) IRSwTTerminationDigraphProof [EQUIVALENT, 22 ms] 6.66/2.68 (12) IRSwT 6.66/2.68 (13) IntTRSCompressionProof [EQUIVALENT, 0 ms] 6.66/2.68 (14) IRSwT 6.66/2.68 (15) FilterProof [EQUIVALENT, 0 ms] 6.66/2.68 (16) IntTRS 6.66/2.68 (17) IntTRSCompressionProof [EQUIVALENT, 0 ms] 6.66/2.68 (18) IntTRS 6.66/2.68 (19) PolynomialOrderProcessor [EQUIVALENT, 0 ms] 6.66/2.68 (20) YES 6.66/2.68 6.66/2.68 6.66/2.68 ---------------------------------------- 6.66/2.68 6.66/2.68 (0) 6.66/2.68 Obligation: 6.66/2.68 need to prove termination of the following program: 6.66/2.68 public class LogIterative { 6.66/2.68 public static int log(int x, int y) { 6.66/2.68 int res = 0; 6.66/2.68 while (x >= y && y > 1) { 6.66/2.68 res++; 6.66/2.68 x = x/y; 6.66/2.68 } 6.66/2.68 return res; 6.66/2.68 } 6.66/2.68 6.66/2.68 public static void main(String[] args) { 6.66/2.68 Random.args = args; 6.66/2.68 int x = Random.random(); 6.66/2.68 int y = Random.random(); 6.66/2.68 log(x, y); 6.66/2.68 } 6.66/2.68 } 6.66/2.68 6.66/2.68 6.66/2.68 public class Random { 6.66/2.68 static String[] args; 6.66/2.68 static int index = 0; 6.66/2.68 6.66/2.68 public static int random() { 6.66/2.68 String string = args[index]; 6.66/2.68 index++; 6.66/2.68 return string.length(); 6.66/2.68 } 6.66/2.68 } 6.66/2.68 6.66/2.68 6.66/2.68 6.66/2.68 ---------------------------------------- 6.66/2.68 6.66/2.68 (1) BareJBCToJBCProof (EQUIVALENT) 6.66/2.68 initialized classpath 6.66/2.68 ---------------------------------------- 6.66/2.68 6.66/2.68 (2) 6.66/2.68 Obligation: 6.66/2.68 need to prove termination of the following program: 6.66/2.68 public class LogIterative { 6.66/2.68 public static int log(int x, int y) { 6.66/2.68 int res = 0; 6.66/2.68 while (x >= y && y > 1) { 6.66/2.68 res++; 6.66/2.68 x = x/y; 6.66/2.68 } 6.66/2.68 return res; 6.66/2.68 } 6.66/2.68 6.66/2.68 public static void main(String[] args) { 6.66/2.68 Random.args = args; 6.66/2.68 int x = Random.random(); 6.66/2.68 int y = Random.random(); 6.66/2.68 log(x, y); 6.66/2.68 } 6.66/2.68 } 6.66/2.68 6.66/2.68 6.66/2.68 public class Random { 6.66/2.68 static String[] args; 6.66/2.68 static int index = 0; 6.66/2.68 6.66/2.68 public static int random() { popout

output may be truncated. 'popout' for the full output.

job log

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actions

all output return to Java_Bytecode 2019-04-01 06.50