scripts/cpa.sh -heap 3000M -noout -disable-java-assertions -predicateAnalysis-PredAbsRefiner-ABEl -timelimit 900s -stats -spec test/programs/benchmarks/bitvector/ALL.prp test/programs/benchmarks/bitvector/s3_srvr_1_true-unreach-call.BV.c.cil.c -------------------------------------------------------------------------------- Running CPAchecker with Java heap of size 3000M. 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: 103 (0% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 103 (100%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Times precision was empty: 1 (1%) Times precision was {false}: 0 (0%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 102 (99%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 102 Times result was 'false': 97 (95%) Number of coverage checks: 19681 BDD entailment checks: 2289 Number of SMT sat checks: 102 trivial: 0 cached: 0 Max ABE block size: 51 Number of predicates discovered: 238 Number of abstraction locations: 2 Max number of predicates per location: 237 Avg number of predicates per location: 120 Total predicates per abstraction: 16872 Max number of predicates per abstraction: 237 Avg number of predicates per abstraction: 165.41 Number of irrelevant predicates: 100 (1%) Number of preds handled by boolean abs: 16772 (99%) Total number of models for allsat: 124570 Max number of models for allsat: 24099 Avg number of models for allsat: 1221.27 Number of path formula cache hits: 16726 (40%) Time for post operator: 1.489s Time for path formula creation: 1.402s Actual computation: 1.336s Time for strengthen operator: 0.571s Time for satisfiability checks: 0.547s Time for prec operator: 325.493s Time for abstraction: 325.475s (Max: 61.423s, Count: 103) Boolean abstraction: 323.162s Solving time: 1.335s (Max: 0.129s) Model enumeration time: 39.227s Time for BDD construction: 282.050s (Max: 54.344s) Time for merge operator: 0.385s Time for coverage check: 0.044s Time for BDD entailment checks: 0.038s Total time for SMT solver (w/o itp): 41.109s Number of BDD nodes: 30921 Size of BDD node table: 40013 Size of BDD node cleanup queue: 123759 (count: 53639, min: 0, max: 26142, avg: 2,31) Time for BDD node cleanup: 0.029s Time for BDD garbage collection: 86.655s (in 222616 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: 0.120s Automaton transfers with branching: 0 Automaton transfer successors: 57855 (count: 57855, min: 1, max: 1, avg: 1,00) [1 x 57855] CPA algorithm statistics ------------------------ Number of iterations: 29791 Max size of waitlist: 349 Average size of waitlist: 135 Number of computed successors: 38828 Max successors for one state: 2 Number of times merged: 8696 Number of times stopped: 8697 Number of times breaked: 5 Total time for CPA algorithm: 329.937s (Max: 320.360s) Time for choose from waitlist: 0.079s Time for precision adjustment: 325.666s Time for transfer relation: 2.804s Time for merge operator: 0.704s Time for stop operator: 0.204s Time for adding to reached set: 0.137s Predicate-Abstraction Refiner statistics ---------------------------------------- Avg. length of target path (in blocks): 44 (count: 5, min: 2, max: 26, avg: 8,80) Time for refinement: 42.995s Counterexample analysis: 42.791s (Max: 38.722s, Calls: 5) Refinement sat check: 3.110s Interpolant computation: 39.639s Error path post-processing: 0.000s Path-formulas extraction: 0.000s Building the counterexample trace: 42.791s Extracting precise counterexample: 0.000s Predicate creation: 0.077s Precision update: 0.010s ARG update: 0.090s Length of refined path (in blocks): 42 (count: 4, min: 3, max: 26, avg: 10,50) Number of affected states: 38 (count: 4, min: 2, max: 25, avg: 9,50) Length (states) of path with itp 'true': 0 (count: 4, min: 0, max: 0, avg: 0,00) Length (states) of path with itp non-trivial itp: 38 (count: 4, min: 2, max: 25, avg: 9,50) Length (states) of path with itp 'false': 0 (count: 4, min: 0, max: 0, avg: 0,00) Different non-trivial interpolants along paths: 34 (count: 4, min: 1, max: 24, avg: 8,50) Equal non-trivial interpolants along paths: 0 (count: 4, 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: 5 Number of successful refinements: 5 Number of failed refinements: 0 Max. size of reached set before ref.: 7334 Max. size of reached set after ref.: 56 Avg. size of reached set before ref.: 2191.20 Avg. size of reached set after ref.: 45.00 Total time for CEGAR algorithm: 372.942s Time for refinements: 43.003s Average time for refinement: 8.600s Max time for refinement: 38.871s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Number of program locations: 364 Number of functions: 2 Number of loops: 1 Size of reached set: 19401 Number of reached locations: 363 (100%) Avg states per location: 53 Max states per location: 64 (at node N0) Number of reached functions: 2 (100%) Number of partitions: 19339 Avg size of partitions: 1 Max size of partitions: 63 (with key [N104 (before lines 98-658), Function ssl3_accept called from node N664, stack depth 2 [75411b99], stack [main, ssl3_accept], Init]) Number of target states: 0 Time for analysis setup: 1.381s Time for loading CPAs: 0.319s Time for loading parser: 0.401s Time for CFA construction: 0.626s Time for parsing file(s): 0.355s Time for AST to CFA: 0.122s Time for CFA sanity check: 0.001s Time for post-processing: 0.081s Time for var class.: 0.000s Time for Analysis: 372.960s CPU time for analysis: 372.640s Total time for CPAchecker: 374.341s Total CPU time for CPAchecker: 374.020s Time for Garbage Collector: 5.324s (in 60 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 1187MB ( 1132 MiB) max; 558MB ( 533 MiB) avg; 1451MB ( 1384 MiB) peak Used non-heap memory: 26MB ( 24 MiB) max; 24MB ( 23 MiB) avg; 26MB ( 25 MiB) peak Used in PS Old Gen pool: 263MB ( 250 MiB) max; 109MB ( 104 MiB) avg; 306MB ( 292 MiB) peak Allocated heap memory: 1384MB ( 1320 MiB) max; 1278MB ( 1218 MiB) avg Allocated non-heap memory: 50MB ( 48 MiB) max; 39MB ( 37 MiB) avg Total process virtual memory: 4901MB ( 4674 MiB) max; 4899MB ( 4672 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".