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/197.a115413.32_7a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 8109: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8109: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8111: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8118: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8118: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8120: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8124: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8126: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8131: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 11750: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 11826: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12477: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12983: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12983: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12985: tmp = kmalloc_large___0(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12992: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12992: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12994: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12998: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13000: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13005: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 17424: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18097: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18097: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18099: tmp = kmalloc_large___1(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18106: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18106: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18108: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18112: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18114: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 18119: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 20517: goto ldv_45995; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29500: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29576: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29796: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29796: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29798: tmp = kmalloc_large___2(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29805: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29805: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29807: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29811: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29813: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 29818: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32448: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32671: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32671: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32673: tmp = kmalloc_large___3(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32680: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32680: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32682: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32686: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32688: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 32693: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 36255: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 36331: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37227: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37227: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37229: tmp = kmalloc_large___4(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37236: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37236: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37238: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37242: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37244: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 37249: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 46410: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 46907: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47682: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47682: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47684: tmp = kmalloc_large___5(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47691: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47691: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47693: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47697: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47699: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 47704: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 60072: 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 27172, 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 18348, 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 20654, 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 29732, 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 32607, 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 37163, 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 47618, 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 12919, 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 18033, 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 42636, 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 7846, 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 13512, 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 36711, 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 47188, 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: 0.065s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.885s Total time for composite: 0.001s Total time for abstraction: 0.884s 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: 1.027s (Max: 1.027s) Time for choose from waitlist: 0.000s Time for precision adjustment: 0.886s Time for transfer relation: 0.139s 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 N32194) Number of partitions: 52 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 20170 Number of functions: 843 Number of loops: 221 Time for analysis setup: 5.752s Time for loading CPAs: 0.224s Time for loading C parser: 0.233s Time for CFA construction: 4.763s Time for parsing C file: 1.593s Time for AST to CFA: 2.009s Time for CFA sanity check: 0.001s Time for post-processing: 0.971s Time for Analysis: 1.027s CPU time for analysis: 1.650s Total time for CPAchecker: 6.782s Total CPU time for CPAchecker: 12.240s Time for Garbage Collector: 0.103s (in 2 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 300MB max ( 119MB avg, 305MB peak) Used non-heap memory: 19MB max ( 15MB avg, 19MB peak) Used in PS Old Gen pool: 47MB max ( 20MB avg, 47MB peak) Allocated heap memory: 605MB max ( 528MB 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".