scripts/cpa.sh -heap 10000M -setprop specification=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/LDVErrorLabel.spc -explicitAnalysis -setprop analysis.summaryEdges=true -setprop cpa.callstack.skipRecursion=true -disable-java-assertions -noout -setprop analysis.entryFunction=ldv_main0_sequence_infinite_withcheck_stateful -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--media--video--videobuf-vmalloc.ko/026.7a02264.32_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 2528: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2528: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2530: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2537: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2537: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2539: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2543: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2545: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2550: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *((void (*)(unsigned long, const void *, size_t , size_t , gfp_t ))(*it_func)) with type void (*)(unsigned long int, const void *, size_t , size_t , gfp_t ) is called in line 2252, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Analyzing with the following global conditions: timeout (walltime): 900 s (GlobalConditionsCPA., INFO) Starting analysis ... (CPAchecker.runAlgorithm, INFO) Stopping analysis ... (CPAchecker.runAlgorithm, INFO) ExplicitCPA statistics ---------------------- Max. number of variables: 1 Max. number of globals variables: 0 Avg. number of variables: 0.0025 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.005s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.078s Total time for composite: 0.004s Total time for abstraction: 0.061s Total time for reached set: 0.002s Total time for path: 0.005s abstractions: 491 CPA algorithm statistics ------------------------ Number of iterations: 411 Max size of waitlist: 19 Average size of waitlist: 9 Number of computed successors: 491 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 79 Number of times breaked: 1 Total time for CPA algorithm: 0.158s (Max: 0.135s) Time for choose from waitlist: 0.002s Time for precision adjustment: 0.082s Time for transfer relation: 0.049s Time for stop operator: 0.009s Time for adding to reached set: 0.007s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 1 number of successful explicit refinements: 1 number of explicit interpolations: 13 max. time for singe interpolation: 0.005s total time for interpolation: 0.005s CEGAR algorithm statistics -------------------------- Number of refinements: 1 Number of successful refinements: 1 Number of failed refinements: 0 Max. size of reached set before ref.: 17 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 17.00 Avg. size of reached set after ref.: 3.00 Total time for CEGAR algorithm: 0.234s Time for refinements: 0.075s Average time for refinement: 0.075s Max time for refinement: 0.075s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 399 Number of locations: 333 Avg states per loc.: 1 Max states per loc.: 15 (at node N794) Number of partitions: 399 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 567 Number of functions: 37 Number of loops: 20 Time for analysis setup: 1.897s Time for loading CPAs: 0.325s Time for loading C parser: 0.222s Time for CFA construction: 1.103s Time for parsing C file: 0.343s Time for AST to CFA: 0.636s Time for CFA sanity check: 0.000s Time for post-processing: 0.099s Time for Analysis: 0.234s CPU time for analysis: 0.280s Total time for CPAchecker: 2.143s Total CPU time for CPAchecker: 2.010s Time for Garbage Collector: 0.000s (in 0 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 80MB max ( 47MB avg, 87MB peak) Used non-heap memory: 16MB max ( 12MB avg, 16MB peak) Used in PS Old Gen pool: 0MB max ( 0MB avg, 0MB peak) Allocated heap memory: 480MB max ( 480MB avg) Allocated non-heap memory: 23MB max ( 23MB avg) Total process virtual memory: 11935MB max ( 11920MB avg) Verification result: SAFE. No error path found by chosen configuration. More details about the verification run can be found in the directory "./output".