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--usb--serial--spcp8x5.ko/015.759f363.39_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 4307: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4307: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4309: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4316: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4316: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4318: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4322: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4324: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4329: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 6997: return (0); (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 4031, 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: 9 Max. number of globals variables: 0 Avg. number of variables: 0.0039 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.043s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.341s Total time for composite: 0.060s Total time for abstraction: 0.212s Total time for reached set: 0.011s Total time for path: 0.008s abstractions: 23761 CPA algorithm statistics ------------------------ Number of iterations: 20789 Max size of waitlist: 27 Average size of waitlist: 13 Number of computed successors: 23761 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 2947 Number of times breaked: 9 Total time for CPA algorithm: 1.236s (Max: 0.429s) Time for choose from waitlist: 0.033s Time for precision adjustment: 0.363s Time for transfer relation: 0.521s Time for stop operator: 0.066s Time for adding to reached set: 0.066s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 9 number of successful explicit refinements: 9 number of explicit interpolations: 538 max. time for singe interpolation: 0.048s total time for interpolation: 0.112s CEGAR algorithm statistics -------------------------- Number of refinements: 9 Number of successful refinements: 9 Number of failed refinements: 0 Max. size of reached set before ref.: 2302 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 2059.89 Avg. size of reached set after ref.: 3.00 Total time for CEGAR algorithm: 1.701s Time for refinements: 0.465s Average time for refinement: 0.051s Max time for refinement: 0.137s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 2303 Number of locations: 1126 Avg states per loc.: 2 Max states per loc.: 85 (at node N2224) Number of partitions: 2303 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 1973 Number of functions: 149 Number of loops: 9 Time for analysis setup: 3.465s Time for loading CPAs: 0.165s Time for loading C parser: 0.318s Time for CFA construction: 2.177s Time for parsing C file: 0.844s Time for AST to CFA: 0.827s Time for CFA sanity check: 0.001s Time for post-processing: 0.364s Time for Analysis: 1.701s CPU time for analysis: 4.090s Total time for CPAchecker: 5.169s Total CPU time for CPAchecker: 6.620s Time for Garbage Collector: 0.056s (in 3 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 138MB max ( 64MB avg, 142MB 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: 480MB max ( 480MB avg) Allocated non-heap memory: 23MB max ( 23MB avg) Total process virtual memory: 11934MB 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".