scripts/cpa.sh -heap 50000M -noout -disable-java-assertions -predicateAnalysis-PredAbsRefiner-ABEl -timelimit 900s -stats -spec test/programs/benchmarks/bitvector/ALL.prp test/programs/benchmarks/bitvector/jain_6_true-unreach-call.i -------------------------------------------------------------------------------- Running CPAchecker with Java heap of size 50000M. Using the following resource limits: CPU-time limit of 900s (ResourceLimitChecker.fromConfiguration, INFO) CPAchecker 1.4-svn (OpenJDK 64-Bit Server VM 1.7.0_65) started (CPAchecker.run, INFO) Using predicate analysis with SMTInterpol 2.1-174-ga199d47-comp and JFactory 1.21. (PredicateCPA:PredicateCPA., INFO) Using refinement for predicate analysis with PredicateAbstractionRefinementStrategy strategy. (PredicateCPA:PredicateCPARefiner., INFO) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Stopping analysis ... (CPAchecker.runAlgorithm, INFO) PredicateCPA statistics ----------------------- Number of abstractions: 7 (8% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 7 (100%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Times precision was empty: 2 (29%) Times precision was {false}: 0 (0%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 5 (71%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 6 Times result was 'false': 3 (50%) Number of coverage checks: 4 BDD entailment checks: 4 Number of SMT sat checks: 6 trivial: 0 cached: 1 Max ABE block size: 9 Number of predicates discovered: 5 Number of abstraction locations: 2 Max number of predicates per location: 3 Avg number of predicates per location: 2 Total predicates per abstraction: 13 Max number of predicates per abstraction: 3 Avg number of predicates per abstraction: 2.60 Number of irrelevant predicates: 0 (0%) Number of preds handled by boolean abs: 13 (100%) Total number of models for allsat: 11 Max number of models for allsat: 3 Avg number of models for allsat: 2.20 Number of path formula cache hits: 64 (65%) Time for post operator: 0.042s Time for path formula creation: 0.042s Actual computation: 0.043s Time for strengthen operator: 0.068s Time for satisfiability checks: 0.067s Time for prec operator: 0.157s Time for abstraction: 0.157s (Max: 0.047s, Count: 7) Boolean abstraction: 0.108s Solving time: 0.052s (Max: 0.023s) Model enumeration time: 0.036s Time for BDD construction: 0.001s (Max: 0.001s) Time for merge operator: 0.000s Time for coverage check: 0.000s Time for BDD entailment checks: 0.000s Total time for SMT solver (w/o itp): 0.155s Number of BDD nodes: 218 Size of BDD node table: 10007 Size of BDD node cleanup queue: 0 (count: 45, min: 0, max: 0, avg: 0,00) Time for BDD node cleanup: 0.000s Time for BDD garbage collection: 0.000s (in 0 runs) PrecisionBootstrap statistics ----------------------------- Init. function predicates: 0 Init. global predicates: 0 Init. location predicates: 0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.007s Automaton transfers with branching: 0 Automaton transfer successors: 177 (count: 177, min: 1, max: 1, avg: 1,00) [1 x 177] CPA algorithm statistics ------------------------ Number of iterations: 87 Max size of waitlist: 2 Average size of waitlist: 1 Number of computed successors: 90 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 1 Number of times breaked: 3 Total time for CPA algorithm: 0.310s (Max: 0.132s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.163s Time for transfer relation: 0.135s Time for merge operator: 0.001s Time for stop operator: 0.002s Time for adding to reached set: 0.002s Predicate-Abstraction Refiner statistics ---------------------------------------- Avg. length of target path (in blocks): 7 (count: 3, min: 2, max: 3, avg: 2,33) Time for refinement: 0.080s Counterexample analysis: 0.065s (Max: 0.022s, Calls: 3) Refinement sat check: 0.041s Interpolant computation: 0.018s Error path post-processing: 0.000s Path-formulas extraction: 0.000s Building the counterexample trace: 0.065s Extracting precise counterexample: 0.000s Predicate creation: 0.002s Precision update: 0.002s ARG update: 0.002s Length of refined path (in blocks): 5 (count: 2, min: 2, max: 3, avg: 2,50) Number of affected states: 3 (count: 2, min: 1, max: 2, avg: 1,50) Length (states) of path with itp 'true': 0 (count: 2, min: 0, max: 0, avg: 0,00) Length (states) of path with itp non-trivial itp: 3 (count: 2, min: 1, max: 2, avg: 1,50) Length (states) of path with itp 'false': 0 (count: 2, min: 0, max: 0, avg: 0,00) Different non-trivial interpolants along paths: 1 (count: 2, min: 0, max: 1, avg: 0,50) Equal non-trivial interpolants along paths: 0 (count: 2, min: 0, max: 0, avg: 0,00) Different precisions along paths: 0 (count: 0, min: 0, max: 0, avg: 0,00) Equal precisions along paths: 0 (count: 0, min: 0, max: 0, avg: 0,00) Number of refs with location-based cutoff: 0 CEGAR algorithm statistics -------------------------- Number of refinements: 3 Number of successful refinements: 3 Number of failed refinements: 0 Max. size of reached set before ref.: 31 Max. size of reached set after ref.: 2 Avg. size of reached set before ref.: 21.00 Avg. size of reached set after ref.: 1.67 Total time for CEGAR algorithm: 0.398s Time for refinements: 0.087s Average time for refinement: 0.029s Max time for refinement: 0.035s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Number of program locations: 18 Number of functions: 2 Number of loops: 1 Size of reached set: 32 Number of reached locations: 17 (94%) Avg states per location: 1 Max states per location: 2 (at node N0) Number of reached functions: 2 (100%) Number of partitions: 31 Avg size of partitions: 1 Max size of partitions: 2 (with key [N17 (before lines 18-25), Function main called from node N9, stack depth 1 [68f459df], stack [main], Init]) Number of target states: 0 Time for analysis setup: 1.407s Time for loading CPAs: 0.544s Time for loading parser: 0.335s Time for CFA construction: 0.437s Time for parsing file(s): 0.183s Time for AST to CFA: 0.158s Time for CFA sanity check: 0.000s Time for post-processing: 0.072s Time for var class.: 0.000s Time for Analysis: 0.399s CPU time for analysis: 0.490s Total time for CPAchecker: 1.807s Total CPU time for CPAchecker: 2.530s Time for Garbage Collector: 0.000s (in 0 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 159MB ( 151 MiB) max; 111MB ( 106 MiB) avg; 159MB ( 151 MiB) peak Used non-heap memory: 20MB ( 19 MiB) max; 15MB ( 14 MiB) avg; 20MB ( 19 MiB) peak Used in PS Old Gen pool: 0MB ( 0 MiB) max; 0MB ( 0 MiB) avg; 0MB ( 0 MiB) peak Allocated heap memory: 2024MB ( 1930 MiB) max; 2024MB ( 1930 MiB) avg Allocated non-heap memory: 24MB ( 23 MiB) max; 24MB ( 23 MiB) avg Total process virtual memory: 57054MB ( 54411 MiB) max; 57054MB ( 54411 MiB) avg Verification result: TRUE. No property violation found by chosen configuration. More details about the verification run can be found in the directory "./output".