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_3_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: 97 (0% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 97 (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: 96 (99%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 96 Times result was 'false': 92 (96%) Number of coverage checks: 18724 BDD entailment checks: 2272 Number of SMT sat checks: 96 trivial: 0 cached: 0 Max ABE block size: 50 Number of predicates discovered: 218 Number of abstraction locations: 2 Max number of predicates per location: 217 Avg number of predicates per location: 109 Total predicates per abstraction: 14895 Max number of predicates per abstraction: 217 Avg number of predicates per abstraction: 155.16 Number of irrelevant predicates: 84 (1%) Number of preds handled by boolean abs: 14811 (99%) Total number of models for allsat: 31234 Max number of models for allsat: 5513 Avg number of models for allsat: 325.35 Number of path formula cache hits: 14064 (36%) Time for post operator: 1.475s Time for path formula creation: 1.336s Actual computation: 1.251s Time for strengthen operator: 0.283s Time for satisfiability checks: 0.254s Time for prec operator: 73.939s Time for abstraction: 73.931s (Max: 12.041s, Count: 97) Boolean abstraction: 72.048s Solving time: 1.380s (Max: 0.097s) Model enumeration time: 12.934s Time for BDD construction: 57.098s (Max: 10.211s) Time for merge operator: 0.318s Time for coverage check: 0.031s Time for BDD entailment checks: 0.020s Total time for SMT solver (w/o itp): 14.558s Number of BDD nodes: 37860 Size of BDD node table: 40013 Size of BDD node cleanup queue: 96443 (count: 50970, min: 0, max: 57299, avg: 1,89) Time for BDD node cleanup: 0.009s Time for BDD garbage collection: 17.562s (in 66349 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: 0.126s Automaton transfers with branching: 0 Automaton transfer successors: 54580 (count: 54580, min: 1, max: 1, avg: 1,00) [1 x 54580] CPA algorithm statistics ------------------------ Number of iterations: 27805 Max size of waitlist: 411 Average size of waitlist: 164 Number of computed successors: 36342 Max successors for one state: 2 Number of times merged: 8226 Number of times stopped: 8227 Number of times breaked: 4 Total time for CPA algorithm: 78.020s (Max: 69.082s) Time for choose from waitlist: 0.044s Time for precision adjustment: 74.100s Time for transfer relation: 2.495s Time for merge operator: 0.656s Time for stop operator: 0.182s Time for adding to reached set: 0.193s Predicate-Abstraction Refiner statistics ---------------------------------------- Avg. length of target path (in blocks): 37 (count: 4, min: 2, max: 26, avg: 9,25) Time for refinement: 43.264s Counterexample analysis: 43.024s (Max: 41.304s, Calls: 4) Refinement sat check: 2.133s Interpolant computation: 40.863s Error path post-processing: 0.000s Path-formulas extraction: 0.000s Building the counterexample trace: 43.024s Extracting precise counterexample: 0.000s Predicate creation: 0.100s Precision update: 0.004s ARG update: 0.111s Length of refined path (in blocks): 35 (count: 3, min: 3, max: 26, avg: 11,67) Number of affected states: 32 (count: 3, min: 2, max: 25, avg: 10,67) 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: 32 (count: 3, min: 2, max: 25, avg: 10,67) Length (states) of path with itp 'false': 0 (count: 3, min: 0, max: 0, avg: 0,00) Different non-trivial interpolants along paths: 29 (count: 3, min: 1, max: 24, avg: 9,67) 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.: 7246 Max. size of reached set after ref.: 66 Avg. size of reached set before ref.: 2304.75 Avg. size of reached set after ref.: 49.75 Total time for CEGAR algorithm: 121.292s Time for refinements: 43.272s Average time for refinement: 10.818s Max time for refinement: 41.509s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Number of program locations: 369 Number of functions: 2 Number of loops: 1 Size of reached set: 19096 Number of reached locations: 368 (100%) Avg states per location: 51 Max states per location: 64 (at node N0) Number of reached functions: 2 (100%) Number of partitions: 19034 Avg size of partitions: 1 Max size of partitions: 63 (with key [N109 (before lines 98-654), Function ssl3_accept called from node N664, stack depth 2 [7a05f09], stack [main, ssl3_accept], Init]) Number of target states: 0 Time for analysis setup: 1.351s Time for loading CPAs: 0.308s Time for loading parser: 0.404s Time for CFA construction: 0.604s Time for parsing file(s): 0.340s Time for AST to CFA: 0.115s Time for CFA sanity check: 0.000s Time for post-processing: 0.087s Time for var class.: 0.000s Time for Analysis: 121.310s CPU time for analysis: 121.290s Total time for CPAchecker: 122.662s Total CPU time for CPAchecker: 122.630s Time for Garbage Collector: 2.107s (in 45 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 1164MB ( 1110 MiB) max; 558MB ( 532 MiB) avg; 1264MB ( 1206 MiB) peak Used non-heap memory: 26MB ( 25 MiB) max; 25MB ( 24 MiB) avg; 27MB ( 25 MiB) peak Used in PS Old Gen pool: 209MB ( 200 MiB) max; 100MB ( 95 MiB) avg; 209MB ( 200 MiB) peak Allocated heap memory: 1387MB ( 1323 MiB) max; 1275MB ( 1216 MiB) avg Allocated non-heap memory: 28MB ( 27 MiB) max; 27MB ( 26 MiB) avg Total process virtual memory: 4899MB ( 4672 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".