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/s3_srvr_3_alt_true-unreach-call.BV.c.cil.c -------------------------------------------------------------------------------- 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: 66 (0% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 66 (100%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Times precision was empty: 1 (2%) Times precision was {false}: 0 (0%) Times result was cached: 0 (0%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 65 (98%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 65 Times result was 'false': 61 (94%) Number of coverage checks: 12278 BDD entailment checks: 1264 Number of SMT sat checks: 65 trivial: 0 cached: 0 Max ABE block size: 50 Number of predicates discovered: 80 Number of abstraction locations: 2 Max number of predicates per location: 79 Avg number of predicates per location: 40 Total predicates per abstraction: 4254 Max number of predicates per abstraction: 79 Avg number of predicates per abstraction: 65.45 Number of irrelevant predicates: 13 (0%) Number of preds handled by boolean abs: 4241 (100%) Total number of models for allsat: 2901 Max number of models for allsat: 100 Avg number of models for allsat: 44.63 Number of path formula cache hits: 6149 (24%) Time for post operator: 0.983s Time for path formula creation: 0.891s Actual computation: 0.825s Time for strengthen operator: 0.152s Time for satisfiability checks: 0.114s Time for prec operator: 5.165s Time for abstraction: 5.145s (Max: 0.255s, Count: 66) Boolean abstraction: 4.188s Solving time: 0.744s (Max: 0.051s) Model enumeration time: 2.302s Time for BDD construction: 0.929s (Max: 0.096s) Time for merge operator: 0.215s Time for coverage check: 0.033s Time for BDD entailment checks: 0.016s Total time for SMT solver (w/o itp): 3.160s Number of BDD nodes: 5817 Size of BDD node table: 10007 Size of BDD node cleanup queue: 15805 (count: 9598, min: 0, max: 11710, avg: 1,65) Time for BDD node cleanup: 0.017s Time for BDD garbage collection: 0.188s (in 1086 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: 0.185s Automaton transfers with branching: 0 Automaton transfer successors: 36741 (count: 36741, min: 1, max: 1, avg: 1,00) [1 x 36741] CPA algorithm statistics ------------------------ Number of iterations: 18786 Max size of waitlist: 327 Average size of waitlist: 136 Number of computed successors: 24502 Max successors for one state: 2 Number of times merged: 5507 Number of times stopped: 5508 Number of times breaked: 4 Total time for CPA algorithm: 7.881s (Max: 5.197s) Time for choose from waitlist: 0.049s Time for precision adjustment: 5.279s Time for transfer relation: 1.681s Time for merge operator: 0.400s Time for stop operator: 0.120s Time for adding to reached set: 0.106s Predicate-Abstraction Refiner statistics ---------------------------------------- Avg. length of target path (in blocks): 20 (count: 4, min: 2, max: 9, avg: 5,00) Time for refinement: 3.946s Counterexample analysis: 3.874s (Max: 3.142s, Calls: 4) Refinement sat check: 0.709s Interpolant computation: 3.146s Error path post-processing: 0.000s Path-formulas extraction: 0.000s Building the counterexample trace: 3.874s Extracting precise counterexample: 0.000s Predicate creation: 0.013s Precision update: 0.004s ARG update: 0.039s Length of refined path (in blocks): 18 (count: 3, min: 3, max: 9, avg: 6,00) Number of affected states: 15 (count: 3, min: 2, max: 8, avg: 5,00) Length (states) of path with itp 'true': 0 (count: 3, min: 0, max: 0, avg: 0,00) Length (states) of path with itp non-trivial itp: 15 (count: 3, min: 2, max: 8, avg: 5,00) Length (states) of path with itp 'false': 0 (count: 3, min: 0, max: 0, avg: 0,00) Different non-trivial interpolants along paths: 12 (count: 3, min: 1, max: 7, avg: 4,00) Equal non-trivial interpolants along paths: 0 (count: 3, 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: 4 Number of successful refinements: 4 Number of failed refinements: 0 Max. size of reached set before ref.: 2245 Max. size of reached set after ref.: 66 Avg. size of reached set before ref.: 1057.00 Avg. size of reached set after ref.: 49.75 Total time for CEGAR algorithm: 11.840s Time for refinements: 3.959s Average time for refinement: 0.989s Max time for refinement: 3.173s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Number of program locations: 371 Number of functions: 2 Number of loops: 1 Size of reached set: 14966 Number of reached locations: 370 (100%) Avg states per location: 40 Max states per location: 50 (at node N0) Number of reached functions: 2 (100%) Number of partitions: 14918 Avg size of partitions: 1 Max size of partitions: 49 (with key [N109 (before lines 98-655), Function ssl3_accept called from node N665, stack depth 2 [3a29d88c], stack [main, ssl3_accept], Init]) Number of target states: 0 Time for analysis setup: 1.640s Time for loading CPAs: 0.572s Time for loading parser: 0.332s Time for CFA construction: 0.644s Time for parsing file(s): 0.230s Time for AST to CFA: 0.215s Time for CFA sanity check: 0.000s Time for post-processing: 0.140s Time for var class.: 0.000s Time for Analysis: 11.853s CPU time for analysis: 26.040s Total time for CPAchecker: 13.494s Total CPU time for CPAchecker: 28.510s Time for Garbage Collector: 0.128s (in 6 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 1085MB ( 1034 MiB) max; 398MB ( 380 MiB) avg; 1100MB ( 1049 MiB) peak Used non-heap memory: 26MB ( 25 MiB) max; 22MB ( 21 MiB) avg; 26MB ( 25 MiB) peak Used in PS Old Gen pool: 15MB ( 14 MiB) max; 2MB ( 2 MiB) avg; 15MB ( 14 MiB) peak Allocated heap memory: 3542MB ( 3378 MiB) max; 2454MB ( 2341 MiB) avg Allocated non-heap memory: 27MB ( 26 MiB) max; 25MB ( 24 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".