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/027.53aaf07.39_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 2522: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2522: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2524: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2531: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2531: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2533: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2537: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2539: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 2544: 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 2246, 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: 5 Max. number of globals variables: 0 Avg. number of variables: 0.0135 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: 0.114s Total time for composite: 0.008s Total time for abstraction: 0.083s Total time for reached set: 0.003s Total time for path: 0.002s abstractions: 535 CPA algorithm statistics ------------------------ Number of iterations: 448 Max size of waitlist: 18 Average size of waitlist: 7 Number of computed successors: 535 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 78 Number of times breaked: 5 Total time for CPA algorithm: 0.245s (Max: 0.132s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.120s Time for transfer relation: 0.098s Time for stop operator: 0.006s Time for adding to reached set: 0.011s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 5 number of successful explicit refinements: 5 number of explicit interpolations: 115 max. time for singe interpolation: 0.013s total time for interpolation: 0.046s CEGAR algorithm statistics -------------------------- Number of refinements: 5 Number of successful refinements: 5 Number of failed refinements: 0 Max. size of reached set before ref.: 25 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 21.00 Avg. size of reached set after ref.: 3.00 Total time for CEGAR algorithm: 0.507s Time for refinements: 0.262s Average time for refinement: 0.052s Max time for refinement: 0.080s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 368 Number of locations: 302 Avg states per loc.: 1 Max states per loc.: 15 (at node N759) Number of partitions: 368 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 857 Number of functions: 68 Number of loops: 19 Time for analysis setup: 1.230s Time for loading CPAs: 0.086s Time for loading C parser: 0.229s Time for CFA construction: 0.771s Time for parsing C file: 0.372s Time for AST to CFA: 0.278s Time for CFA sanity check: 0.000s Time for post-processing: 0.101s Time for Analysis: 0.507s CPU time for analysis: 0.730s Total time for CPAchecker: 1.746s Total CPU time for CPAchecker: 2.470s Time for Garbage Collector: 0.025s (in 1 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 125MB max ( 58MB avg, 136MB peak) Used non-heap memory: 16MB max ( 13MB 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 ( 11924MB avg) Verification result: SAFE. No error path found by chosen configuration. More details about the verification run can be found in the directory "./output".