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_main1_sequence_infinite_withcheck_stateful -setprop cpa.explicit.initialPrecisionFile=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec -setprop cpa.explicit.precisionFile=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--block--drbd--drbd.ko/195.451a3c2.32_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 8118: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8118: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8120: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8127: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8127: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8129: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8133: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8135: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8140: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 11759: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 11835: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12486: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12992: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12992: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12994: tmp = kmalloc_large___0(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13001: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13001: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13003: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13007: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13009: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13014: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17417: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18090: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18090: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18092: tmp = kmalloc_large___1(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18099: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18099: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18101: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18105: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18107: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18112: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 20510: goto ldv_45998; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29488: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29564: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29784: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29784: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29786: tmp = kmalloc_large___2(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29793: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29793: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29795: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29799: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29801: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29806: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32436: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32659: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32659: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32661: tmp = kmalloc_large___3(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32668: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32668: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32670: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32674: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32676: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32681: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 36243: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 36319: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37215: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37215: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37217: tmp = kmalloc_large___4(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37224: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37224: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37226: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37230: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37232: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37237: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 46398: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 46895: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47670: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47670: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47672: tmp = kmalloc_large___5(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47679: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47679: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47681: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47685: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47687: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47692: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 60060: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *((drbd_cmd_handler[(unsigned int)cmd]).function) with type int (*)(struct drbd_conf *, enum drbd_packets , unsigned int) is called in line 27160, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(tmp->digest) with type int (*)(struct hash_desc *, struct scatterlist *, unsigned int, u8 *) is called in line 18341, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(sock->ops->connect) with type int (*)(struct socket *, struct sockaddr *, int, int) is called in line 20647, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 29720, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 32595, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 37151, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 47606, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 12928, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 18026, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(mdev->data.socket->ops->sendpage) with type ssize_t (*)(struct socket *, struct page *, int, size_t , int) is called in line 42624, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 7855, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(sock->ops->setsockopt) with type int (*)(struct socket *, int, int, char *, unsigned int) is called in line 13521, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(void *, struct module *, unsigned long))it_func) with type void (*)(void *, struct module *, unsigned long int) is called in line 36699, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(void *, struct module *, unsigned long))it_func) with type void (*)(void *, struct module *, unsigned long int) is called in line 47176, 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: 6 Max. number of globals variables: 0 Avg. number of variables: 0.1153 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.050s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.885s Total time for composite: 0.001s Total time for abstraction: 0.883s Total time for reached set: 0.000s Total time for path: 0.000s abstractions: 56 CPA algorithm statistics ------------------------ Number of iterations: 52 Max size of waitlist: 5 Average size of waitlist: 2 Number of computed successors: 56 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 5 Number of times breaked: 0 Total time for CPA algorithm: 0.977s (Max: 0.977s) Time for choose from waitlist: 0.001s Time for precision adjustment: 0.889s Time for transfer relation: 0.085s Time for stop operator: 0.000s Time for adding to reached set: 0.001s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 0 number of successful explicit refinements: 0 number of explicit interpolations: 0 max. time for singe interpolation: 0.000s total time for interpolation: 0.000s CEGAR algorithm statistics -------------------------- Number of refinements: 0 Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 52 Number of locations: 52 Avg states per loc.: 1 Max states per loc.: 1 (at node N32196) Number of partitions: 52 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 20161 Number of functions: 843 Number of loops: 221 Time for analysis setup: 5.254s Time for loading CPAs: 0.401s Time for loading C parser: 0.234s Time for CFA construction: 4.308s Time for parsing C file: 1.448s Time for AST to CFA: 2.057s Time for CFA sanity check: 0.000s Time for post-processing: 0.679s Time for Analysis: 0.977s CPU time for analysis: 1.650s Total time for CPAchecker: 6.232s Total CPU time for CPAchecker: 12.750s Time for Garbage Collector: 0.100s (in 2 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 300MB max ( 118MB avg, 305MB peak) Used non-heap memory: 19MB max ( 15MB avg, 19MB peak) Used in PS Old Gen pool: 47MB max ( 19MB avg, 47MB peak) Allocated heap memory: 605MB max ( 524MB avg) Allocated non-heap memory: 24MB max ( 23MB avg) Total process virtual memory: 11934MB 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".