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 -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--block--drbd--drbd.ko/440.a2a3c74f.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 13152: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13312: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 14216: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 19243: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 31838: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 31998: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 35630: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 39262: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 49602: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 50199: return (ldv_func_res); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 63946: 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 29265, 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 20096, 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 22474, 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 45667, 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 15131, 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: 8 Max. number of globals variables: 0 Avg. number of variables: 0.1194 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.010s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.888s Total time for composite: 0.002s Total time for abstraction: 0.874s Total time for reached set: 0.001s Total time for path: 0.001s abstractions: 586 CPA algorithm statistics ------------------------ Number of iterations: 507 Max size of waitlist: 5 Average size of waitlist: 3 Number of computed successors: 586 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 72 Number of times breaked: 8 Total time for CPA algorithm: 1.379s (Max: 0.874s) Time for choose from waitlist: 0.004s Time for precision adjustment: 0.893s Time for transfer relation: 0.457s Time for stop operator: 0.004s Time for adding to reached set: 0.008s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 8 number of successful explicit refinements: 8 number of explicit interpolations: 252 max. time for singe interpolation: 0.014s total time for interpolation: 0.065s CEGAR algorithm statistics -------------------------- Number of refinements: 8 Number of successful refinements: 8 Number of failed refinements: 0 Max. size of reached set before ref.: 66 Max. size of reached set after ref.: 3 Avg. size of reached set before ref.: 59.00 Avg. size of reached set after ref.: 3.00 Total time for CEGAR algorithm: 1.873s Time for refinements: 0.494s Average time for refinement: 0.061s Max time for refinement: 0.170s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 67 Number of locations: 67 Avg states per loc.: 1 Max states per loc.: 1 (at node N3116) Number of partitions: 67 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 21560 Number of functions: 935 Number of loops: 223 Time for analysis setup: 4.970s Time for loading CPAs: 0.142s Time for loading C parser: 0.225s Time for CFA construction: 4.350s Time for parsing C file: 1.546s Time for AST to CFA: 1.760s Time for CFA sanity check: 0.000s Time for post-processing: 0.918s Time for Analysis: 1.874s CPU time for analysis: 2.890s Total time for CPAchecker: 6.847s Total CPU time for CPAchecker: 12.600s Time for Garbage Collector: 0.249s (in 4 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 311MB max ( 126MB avg, 349MB peak) Used non-heap memory: 19MB max ( 15MB avg, 19MB peak) Used in PS Old Gen pool: 77MB max ( 22MB avg, 77MB peak) Allocated heap memory: 856MB max ( 541MB avg) Allocated non-heap memory: 24MB max ( 23MB avg) Total process virtual memory: 11934MB max ( 11922MB avg) Verification result: SAFE. No error path found by chosen configuration. More details about the verification run can be found in the directory "./output".