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--hwmon--it87.ko/067.4f3f51b.08_1a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 3610: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3610: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3612: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3619: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3619: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3621: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3625: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3627: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3632: 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 3334, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(pv_cpu_ops.io_delay) with type void (*)() is called in line 3164, 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: 4 Max. number of globals variables: 3 Avg. number of variables: 0.8658 Avg. number of global variables: 0.8652 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.027s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.319s Total time for composite: 0.025s Total time for abstraction: 0.242s Total time for reached set: 0.007s Total time for path: 0.007s abstractions: 6988 CPA algorithm statistics ------------------------ Number of iterations: 6327 Max size of waitlist: 31 Average size of waitlist: 11 Number of computed successors: 6988 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 664 Number of times breaked: 3 Total time for CPA algorithm: 0.817s (Max: 0.354s) Time for choose from waitlist: 0.017s Time for precision adjustment: 0.336s Time for transfer relation: 0.299s Time for stop operator: 0.034s Time for adding to reached set: 0.037s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 3 number of successful explicit refinements: 3 number of explicit interpolations: 767 max. time for singe interpolation: 0.675s total time for interpolation: 0.965s CEGAR algorithm statistics -------------------------- Number of refinements: 3 Number of successful refinements: 3 Number of failed refinements: 0 Max. size of reached set before ref.: 1892 Max. size of reached set after ref.: 72 Avg. size of reached set before ref.: 1503.33 Avg. size of reached set after ref.: 26.00 Total time for CEGAR algorithm: 2.068s Time for refinements: 1.251s Average time for refinement: 0.417s Max time for refinement: 0.741s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 1893 Number of locations: 515 Avg states per loc.: 3 Max states per loc.: 106 (at node N263) Number of partitions: 1664 Avg size of partitions: 1 Max size of partitions: 6 (with key [N1425 (line 6236), Function it87_find called from node N2271, stack depth 3 [372e53c6], Init]) Number of target states: 0 Number of program locations: 1705 Number of functions: 94 Number of loops: 22 Time for analysis setup: 3.222s Time for loading CPAs: 0.904s Time for loading C parser: 0.292s Time for CFA construction: 1.637s Time for parsing C file: 0.872s Time for AST to CFA: 0.522s Time for CFA sanity check: 0.000s Time for post-processing: 0.192s Time for Analysis: 2.068s CPU time for analysis: 3.520s Total time for CPAchecker: 5.293s Total CPU time for CPAchecker: 6.190s Time for Garbage Collector: 0.055s (in 2 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 138MB max ( 68MB avg, 141MB peak) Used non-heap memory: 17MB max ( 14MB avg, 17MB 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: 11934MB max ( 11925MB avg) Verification result: SAFE. No error path found by chosen configuration. More details about the verification run can be found in the directory "./output".