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/075.44c1bcd.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 3651: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3651: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3653: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3660: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3660: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3662: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3666: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3668: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 3673: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *((void (*)(void *, unsigned long, const void *, size_t , size_t , gfp_t ))it_func) with type void (*)(void *, unsigned long int, const void *, size_t , size_t , gfp_t ) is called in line 3388, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(pv_cpu_ops.io_delay) with type void (*)() is called in line 3225, 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: 10 Max. number of globals variables: 3 Avg. number of variables: 1.0064 Avg. number of global variables: 1.0029 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.046s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.370s Total time for composite: 0.036s Total time for abstraction: 0.271s Total time for reached set: 0.018s Total time for path: 0.012s abstractions: 20490 CPA algorithm statistics ------------------------ Number of iterations: 18454 Max size of waitlist: 37 Average size of waitlist: 12 Number of computed successors: 20490 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 2034 Number of times breaked: 9 Total time for CPA algorithm: 1.051s (Max: 0.299s) Time for choose from waitlist: 0.026s Time for precision adjustment: 0.383s Time for transfer relation: 0.390s Time for stop operator: 0.064s Time for adding to reached set: 0.070s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 9 number of successful explicit refinements: 9 number of explicit interpolations: 2856 max. time for singe interpolation: 0.142s total time for interpolation: 0.779s CEGAR algorithm statistics -------------------------- Number of refinements: 9 Number of successful refinements: 9 Number of failed refinements: 0 Max. size of reached set before ref.: 2014 Max. size of reached set after ref.: 78 Avg. size of reached set before ref.: 1838.89 Avg. size of reached set after ref.: 12.00 Total time for CEGAR algorithm: 2.293s Time for refinements: 1.241s Average time for refinement: 0.137s Max time for refinement: 0.221s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 2015 Number of locations: 549 Avg states per loc.: 3 Max states per loc.: 119 (at node N261) Number of partitions: 1711 Avg size of partitions: 1 Max size of partitions: 7 (with key [N1561 (line 6794), Function it87_find called from node N2425, stack depth 3 [59f24ca4], Init]) Number of target states: 0 Number of program locations: 2351 Number of functions: 153 Number of loops: 24 Time for analysis setup: 2.675s Time for loading CPAs: 0.452s Time for loading C parser: 0.290s Time for CFA construction: 1.694s Time for parsing C file: 0.674s Time for AST to CFA: 0.663s Time for CFA sanity check: 0.000s Time for post-processing: 0.318s Time for Analysis: 2.293s CPU time for analysis: 4.510s Total time for CPAchecker: 4.970s Total CPU time for CPAchecker: 7.420s Time for Garbage Collector: 0.138s (in 5 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 222MB max ( 68MB avg, 267MB peak) Used non-heap memory: 18MB max ( 14MB avg, 18MB peak) Used in PS Old Gen pool: 0MB max ( 0MB avg, 0MB peak) Allocated heap memory: 605MB max ( 492MB 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".