scripts/cpa.sh -heap 3000M -noout -disable-java-assertions -predicateAnalysis-PredAbsRefiner-ABEl -setprop cpa.predicate.handlePointerAliasing=false -64 -timelimit 900s -stats -spec test/programs/benchmarks/ldv-linux-3.4-simple/ALL.prp test/programs/benchmarks/ldv-linux-3.4-simple/32_1_cilled_true-unreach-call_ok_nondet_linux-3.4-32_1-drivers--media--common--tuners--tda18218.ko-ldv_main0_sequence_infinite_withcheck_stateful.cil.out.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) line 6069: Function pointer *__cil_tmp27 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 6337: Function pointer *__cil_tmp103 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5759: Function pointer *__cil_tmp13 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5802: Function pointer *__cil_tmp27 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5103: Function pointer *__cil_tmp137 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5493: Function pointer *__cil_tmp261 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5626: Function pointer *__cil_tmp13 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) line 5673: Function pointer *__cil_tmp29 with type int (*)(struct dvb_frontend *, int) is called, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Handling of pointer aliasing is disabled, analysis is unsound if aliased pointers exist. (PredicateCPA:PathFormulaManagerImpl., WARNING) 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) The following configuration options were specified but are not used: cpa.predicate.memoryAllocationsAlwaysSucceed cpa.predicate.maxPreFilledAllocationSize (CPAchecker.printConfigurationWarnings, WARNING) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Program contains array, or pointer (multiple level of indirection), or field (enable handleFieldAccess and handleFieldAliasing) access; analysis is imprecise in case of aliasing. (PredicateCPA:CtoFormulaConverter.makeVariableUnsafe, WARNING) Assuming external function ldv_initialize to be a constant function. (PredicateCPA:ExpressionToFormulaVisitor.visit, INFO) line 5103: Ignoring call via function pointer tda18218_set_params::__cil_tmp137 for which no suitable target was found in line: (*__cil_tmp137)(fe, 1); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5103: Ignoring function call through function pointer *__cil_tmp137: (*__cil_tmp137)(fe, 1); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) Assuming external function __builtin_alloca to be a pure function. (PredicateCPA:ExpressionToFormulaVisitor.visit, INFO) Cannot get declaration of function __builtin_alloca, ignoring calls to it. (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) Assuming external function i2c_transfer to be a pure function. (PredicateCPA:ExpressionToFormulaVisitor.visit, INFO) line 5493: Ignoring call via function pointer tda18218_set_params::__cil_tmp261 for which no suitable target was found in line: (*__cil_tmp261)(fe, 0); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5493: Ignoring function call through function pointer *__cil_tmp261: (*__cil_tmp261)(fe, 0); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) line 5626: Ignoring call via function pointer tda18218_sleep::__cil_tmp13 for which no suitable target was found in line: (*__cil_tmp13)(fe, 1); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5626: Ignoring function call through function pointer *__cil_tmp13: (*__cil_tmp13)(fe, 1); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) line 5673: Ignoring call via function pointer tda18218_sleep::__cil_tmp29 for which no suitable target was found in line: (*__cil_tmp29)(fe, 0); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5673: Ignoring function call through function pointer *__cil_tmp29: (*__cil_tmp29)(fe, 0); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) line 5759: Ignoring call via function pointer tda18218_init::__cil_tmp13 for which no suitable target was found in line: (*__cil_tmp13)(fe, 1); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5759: Ignoring function call through function pointer *__cil_tmp13: (*__cil_tmp13)(fe, 1); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) line 5802: Ignoring call via function pointer tda18218_init::__cil_tmp27 for which no suitable target was found in line: (*__cil_tmp27)(fe, 0); (FunctionPointerCPA:FunctionPointerTransferRelation.getAbstractSuccessorsForEdge, WARNING) line 5802: Ignoring function call through function pointer *__cil_tmp27: (*__cil_tmp27)(fe, 0); (PredicateCPA:ExpressionToFormulaVisitor.visit, WARNING) Stopping analysis ... (CPAchecker.runAlgorithm, INFO) PredicateCPA statistics ----------------------- Number of abstractions: 27 (5% of all post computations) Times abstraction was reused: 0 Because of function entry/exit: 0 (0%) Because of loop head: 27 (100%) Because of join nodes: 0 (0%) Because of threshold: 0 (0%) Times precision was empty: 1 (4%) Times precision was {false}: 0 (0%) Times result was cached: 2 (7%) Times cartesian abs was used: 0 (0%) Times boolean abs was used: 24 (89%) Times result was 'false': 0 (0%) Number of strengthen sat checks: 2 Times result was 'false': 1 (50%) Number of coverage checks: 147 BDD entailment checks: 17 Number of SMT sat checks: 2 trivial: 0 cached: 0 Max ABE block size: 27 Number of predicates discovered: 2 Number of abstraction locations: 0 Max number of predicates per location: 0 Avg number of predicates per location: 0 Total predicates per abstraction: 48 Max number of predicates per abstraction: 2 Avg number of predicates per abstraction: 2.00 Number of irrelevant predicates: 0 (0%) Number of preds handled by boolean abs: 48 (100%) Total number of models for allsat: 24 Max number of models for allsat: 1 Avg number of models for allsat: 1.00 Number of path formula cache hits: 23 (4%) Time for post operator: 0.257s Time for path formula creation: 0.254s Actual computation: 0.250s Time for strengthen operator: 0.018s Time for satisfiability checks: 0.015s Time for prec operator: 0.996s Time for abstraction: 0.996s (Max: 0.289s, Count: 27) Boolean abstraction: 0.444s Solving time: 0.384s (Max: 0.170s) Model enumeration time: 0.045s Time for BDD construction: 0.004s (Max: 0.001s) Time for merge operator: 0.061s Time for coverage check: 0.000s Time for BDD entailment checks: 0.000s Total time for SMT solver (w/o itp): 0.444s Number of BDD nodes: 203 Size of BDD node table: 10007 Size of BDD node cleanup queue: 0 (count: 121, 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: 0.053s Automaton transfers with branching: 0 Automaton transfer successors: 3711 (count: 3711, min: 1, max: 1, avg: 1,00) [1 x 3711] CPA algorithm statistics ------------------------ Number of iterations: 509 Max size of waitlist: 23 Average size of waitlist: 9 Number of computed successors: 593 Max successors for one state: 2 Number of times merged: 65 Number of times stopped: 82 Number of times breaked: 1 Total time for CPA algorithm: 1.538s (Max: 1.479s) Time for choose from waitlist: 0.008s Time for precision adjustment: 1.027s Time for transfer relation: 0.371s Time for merge operator: 0.066s Time for stop operator: 0.004s Time for adding to reached set: 0.030s Predicate-Abstraction Refiner statistics ---------------------------------------- Avg. length of target path (in blocks): 2 (count: 1, min: 2, max: 2, avg: 2,00) Time for refinement: 0.016s Counterexample analysis: 0.012s (Max: 0.012s, Calls: 1) Refinement sat check: 0.011s Interpolant computation: 0.000s Error path post-processing: 0.000s Path-formulas extraction: 0.000s Building the counterexample trace: 0.012s Extracting precise counterexample: 0.000s Predicate creation: 0.000s Precision update: 0.000s ARG update: 0.000s Length of refined path (in blocks): 0 (count: 0, min: 0, max: 0, avg: 0,00) Number of affected states: 0 (count: 0, min: 0, max: 0, avg: 0,00) Length (states) of path with itp 'true': 0 (count: 0, min: 0, max: 0, avg: 0,00) Length (states) of path with itp non-trivial itp: 0 (count: 0, min: 0, max: 0, avg: 0,00) Length (states) of path with itp 'false': 0 (count: 0, min: 0, max: 0, avg: 0,00) Different non-trivial interpolants along paths: 0 (count: 0, min: 0, max: 0, avg: 0,00) Equal non-trivial interpolants along paths: 0 (count: 0, 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: 1 Number of successful refinements: 1 Number of failed refinements: 0 Max. size of reached set before ref.: 23 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 23.00 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 1.558s Time for refinements: 0.019s Average time for refinement: 0.019s Max time for refinement: 0.019s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Number of program locations: 380 Number of functions: 22 Number of loops: 3 Size of reached set: 490 Number of reached locations: 218 (57%) Avg states per location: 2 Max states per location: 9 (at node N1487) Number of reached functions: 10 (45%) Number of partitions: 490 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Time for analysis setup: 2.402s Time for loading CPAs: 0.442s Time for loading parser: 0.405s Time for CFA construction: 1.520s Time for parsing file(s): 0.713s Time for AST to CFA: 0.487s Time for CFA sanity check: 0.000s Time for post-processing: 0.176s Time for var class.: 0.000s Time for Analysis: 1.559s CPU time for analysis: 1.560s Total time for CPAchecker: 3.961s Total CPU time for CPAchecker: 3.950s Time for Garbage Collector: 0.049s (in 1 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 129MB ( 123 MiB) max; 68MB ( 65 MiB) avg; 152MB ( 145 MiB) peak Used non-heap memory: 22MB ( 21 MiB) max; 16MB ( 15 MiB) avg; 22MB ( 21 MiB) peak Used in PS Old Gen pool: 0MB ( 0 MiB) max; 0MB ( 0 MiB) avg; 0MB ( 0 MiB) peak Allocated heap memory: 504MB ( 481 MiB) max; 504MB ( 481 MiB) avg Allocated non-heap memory: 24MB ( 23 MiB) max; 24MB ( 23 MiB) avg Total process virtual memory: 4900MB ( 4673 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".