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.08_1a.block--drbd--drbd.ko.prec -setprop cpa.explicit.precisionFile=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.08_1a.block--drbd--drbd.ko.prec -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--block--drbd--drbd.ko/028.086fa5f.08_1a.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 7743: [size > 8192UL] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7743: [!(size > 8192UL)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7745: tmp = kmalloc_large(size, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7752: [(flags & 1U) == 0U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7752: [!((flags & 1U) == 0U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7754: tmp___0 = kmalloc_slab(size); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7758: [!(((unsigned long)s) == ((unsigned long)((struct kmem_cache *)0)))] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7760: return (16); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 7765: ret = kmem_cache_alloc_notrace(s, flags); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 19381: goto ldv_42389; (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 7467, 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 17221, 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 19490, 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 12838, 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 41564, 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: 1 Max. number of globals variables: 0 Avg. number of variables: 0.0263 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.008s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 1.496s Total time for composite: 0.000s Total time for abstraction: 1.493s Total time for reached set: 0.000s Total time for path: 0.001s abstractions: 42 CPA algorithm statistics ------------------------ Number of iterations: 38 Max size of waitlist: 5 Average size of waitlist: 2 Number of computed successors: 42 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: 1.584s (Max: 1.584s) Time for choose from waitlist: 0.001s Time for precision adjustment: 1.497s Time for transfer relation: 0.083s Time for stop operator: 0.001s Time for adding to reached set: 0.000s 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: 38 Number of locations: 38 Avg states per loc.: 1 Max states per loc.: 1 (at node N2598) Number of partitions: 38 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 27886 Number of functions: 638 Number of loops: 196 Time for analysis setup: 9.173s Time for loading CPAs: 0.554s Time for loading C parser: 0.780s Time for CFA construction: 6.496s Time for parsing C file: 2.371s Time for AST to CFA: 2.918s Time for CFA sanity check: 0.000s Time for post-processing: 1.111s Time for Analysis: 1.585s CPU time for analysis: 1.550s Total time for CPAchecker: 10.761s Total CPU time for CPAchecker: 10.300s Time for Garbage Collector: 0.244s (in 3 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 184MB max ( 98MB avg, 201MB peak) Used non-heap memory: 18MB max ( 14MB avg, 19MB peak) Used in PS Old Gen pool: 55MB max ( 20MB avg, 55MB peak) Allocated heap memory: 480MB max ( 480MB 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".