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/000.b411b36.32_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 7701: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7701: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7703: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7710: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7710: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7712: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7716: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7718: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7723: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12556: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12556: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12558: tmp = kmalloc_large___0(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12565: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12565: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12567: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12571: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12573: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12578: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17586: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17586: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17588: tmp = kmalloc_large___1(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17595: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17595: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17597: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17601: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17603: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17608: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 20195: goto ldv_41952; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30435: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30658: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30658: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30660: tmp = kmalloc_large___2(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30667: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30667: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30669: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30673: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30675: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 30680: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33673: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33673: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33675: tmp = kmalloc_large___3(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33682: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33682: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33684: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33688: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33690: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 33695: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37762: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38225: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38225: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38227: tmp = kmalloc_large___4(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38234: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38234: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38236: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38240: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38242: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 38247: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48013: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48013: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48015: tmp = kmalloc_large___5(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48022: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48022: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48024: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48028: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48030: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 48035: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *((void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *))(*it_func)) with type void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *) is called in line 13594, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 7422, 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 17835, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, sector_t , char *))(*it_func)) with type void (*)(struct drbd_conf *, sector_t , char *) is called in line 33970, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, struct drbd_epoch_entry *, char *))(*it_func)) with type void (*)(struct drbd_conf *, struct drbd_epoch_entry *, char *) is called in line 18640, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, int, struct drbd_backing_dev *))(*it_func)) with type void (*)(struct drbd_conf *, int, struct drbd_backing_dev *) is called in line 39273, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, struct drbd_epoch_entry *, char *))(*it_func)) with type void (*)(struct drbd_conf *, struct drbd_epoch_entry *, char *) is called in line 13544, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, struct socket *, int, union p_polymorph *, char *, int))(*it_func)) with type void (*)(struct drbd_conf *, struct socket *, int, union p_polymorph *, char *, int) is called in line 39324, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_request *, enum drbd_req_event , char *))(*it_func)) with type void (*)(struct drbd_request *, enum drbd_req_event , char *) is called in line 31302, 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 20304, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, struct drbd_epoch *, enum epoch_event ))(*it_func)) with type void (*)(struct drbd_conf *, struct drbd_epoch *, enum epoch_event ) is called in line 18690, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, int, const char *, __va_list_tag *))(*it_func)) with type void (*)(struct drbd_conf *, int, const char *, __va_list_tag *) is called in line 34069, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *(sock->ops->setsockopt) with type int (*)(struct socket *, int, int, char *, int) is called in line 13040, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 30592, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 33607, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 38159, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 47947, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 12490, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, 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 17520, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *))(*it_func)) with type void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *) is called in line 31250, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *))(*it_func)) with type void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *) is called in line 18738, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *))(*it_func)) with type void (*)(struct drbd_conf *, const char *, struct bio *, int, struct drbd_request *) is called in line 34017, 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 44113, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct module *, unsigned long, int))(*it_func)) with type void (*)(struct module *, unsigned long int, int) is called in line 38313, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct module *, unsigned long, int))(*it_func)) with type void (*)(struct module *, unsigned long int, int) is called in line 48088, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Function pointer *((void (*)(struct drbd_conf *, struct socket *, int, union p_polymorph *, char *, int))(*it_func)) with type void (*)(struct drbd_conf *, struct socket *, int, union p_polymorph *, char *, int) is called in line 18791, but no possible target functions were found. (CFunctionPointerResolver.replaceFunctionPointerCall, WARNING) Warning: Could not read precision from file named /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec (/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec (No such file or directory)) (FileInputStream.open, WARNING) Warning: Could not read precision from file named /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec (/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.32_7a.block--drbd--drbd.ko.prec (No such file or directory)) (FileInputStream.open, 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: 3 Max. number of globals variables: 0 Avg. number of variables: 0.0652 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.002s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.925s Total time for composite: 0.002s Total time for abstraction: 0.917s Total time for reached set: 0.001s Total time for path: 0.001s abstractions: 185 CPA algorithm statistics ------------------------ Number of iterations: 163 Max size of waitlist: 5 Average size of waitlist: 2 Number of computed successors: 185 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 20 Number of times breaked: 3 Total time for CPA algorithm: 0.961s (Max: 0.921s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.927s Time for transfer relation: 0.022s Time for stop operator: 0.003s Time for adding to reached set: 0.003s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 3 number of successful explicit refinements: 3 number of explicit interpolations: 57 max. time for singe interpolation: 0.010s total time for interpolation: 0.019s CEGAR algorithm statistics -------------------------- Number of refinements: 3 Number of successful refinements: 3 Number of failed refinements: 0 Max. size of reached set before ref.: 45 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 43.00 Avg. size of reached set after ref.: 3.00 Total time for CEGAR algorithm: 1.190s Time for refinements: 0.229s Average time for refinement: 0.076s Max time for refinement: 0.133s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 46 Number of locations: 46 Avg states per loc.: 1 Max states per loc.: 1 (at node N31715) Number of partitions: 46 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 19190 Number of functions: 763 Number of loops: 219 Time for analysis setup: 4.913s Time for loading CPAs: 0.198s Time for loading C parser: 0.217s Time for CFA construction: 4.333s Time for parsing C file: 1.449s Time for AST to CFA: 2.108s Time for CFA sanity check: 0.000s Time for post-processing: 0.643s Time for Analysis: 1.190s CPU time for analysis: 2.320s Total time for CPAchecker: 6.106s Total CPU time for CPAchecker: 13.660s Time for Garbage Collector: 0.176s (in 3 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 316MB max ( 117MB avg, 337MB peak) Used non-heap memory: 19MB max ( 15MB avg, 20MB peak) Used in PS Old Gen pool: 65MB max ( 19MB avg, 65MB peak) Allocated heap memory: 605MB max ( 523MB avg) Allocated non-heap memory: 24MB max ( 23MB avg) Total process virtual memory: 11934MB max ( 11921MB avg) Verification result: SAFE. No error path found by chosen configuration. More details about the verification run can be found in the directory "./output".