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_main0_sequence_infinite_withcheck_stateful -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--gpu--drm--i915--i915.ko/048.cdfbc41.32_1.cil_safe.i -------------------------------------------------------------------------------- Running JavaVM with special heap size: 10000M CPAchecker 1.2-svn started (CPAchecker.run, INFO) Dead code detected at line 4902: switch (size) (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4903: [!(size == 1U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4905: __asm__ volatile ("1:\tmov" "b" " %2,%" "b" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "b" " %" "b" "1,%" "b" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=q" (*((u8 *)dst)): "m" (*((struct __large_struct *)((u8 *)src))), "i" (1), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4938: [size == 2U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4938: [!(size == 2U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4940: __asm__ volatile ("1:\tmov" "w" " %2,%" "w" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "w" " %" "w" "1,%" "w" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u16 *)dst)): "m" (*((struct __large_struct *)((u16 *)src))), "i" (2), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4973: [size == 4U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4973: [!(size == 4U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4975: __asm__ volatile ("1:\tmov" "l" " %2,%" "k" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "l" " %" "k" "1,%" "k" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u32 *)dst)): "m" (*((struct __large_struct *)((u32 *)src))), "i" (4), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5008: [size == 8U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5008: [!(size == 8U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5010: __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (8), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5043: [size == 10U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5043: [!(size == 10U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5045: __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (10), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5079: [!(tmp___0 == 0)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5086: __asm__ volatile ("1:\tmov" "w" " %2,%" "w" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "w" " %" "w" "1,%" "w" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u16 *)((char *)dst + 8))): "m" (*((struct __large_struct *)((u16 *)((char *)src + 8)))), "i" (2), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5119: [size == 16U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5119: [!(size == 16U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5121: __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (16), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5155: [!(tmp___1 == 0)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5162: __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)((char *)dst + 8))): "m" (*((struct __large_struct *)((u64 *)((char *)src + 8)))), "i" (8), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5195: switch (size) { case 1U: #line 35 __asm__ volatile ("1:\tmov" "b" " %2,%" "b" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "b" " %" "b" "1,%" "b" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=q" (*((u8 *)dst)): "m" (*((struct __large_struct *)((u8 *)src))), "i" (1), "0" (ret)); #line 37 return (ret); case 2U: #line 38 __asm__ volatile ("1:\tmov" "w" " %2,%" "w" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "w" " %" "w" "1,%" "w" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u16 *)dst)): "m" (*((struct __large_struct *)((u16 *)src))), "i" (2), "0" (ret)); #line 40 return (ret); case 4U: #line 41 __asm__ volatile ("1:\tmov" "l" " %2,%" "k" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "l" " %" "k" "1,%" "k" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u32 *)dst)): "m" (*((struct __large_struct *)((u32 *)src))), "i" (4), "0" (ret)); #line 43 return (ret); case 8U: #line 44 __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (8), "0" (ret)); #line 46 return (ret); case 10U: #line 48 __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (10), "0" (ret)); #line 50 tmp___0 = __builtin_expect(! (! ret), 0); #line 50 if (tmp___0) { #line 51 return (ret); } else { } #line 52 __asm__ volatile ("1:\tmov" "w" " %2,%" "w" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "w" " %" "w" "1,%" "w" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u16 *)((char *)dst + 8))): "m" (*((struct __large_struct *)((u16 *)((char *)src + 8)))), "i" (2), "0" (ret)); #line 55 return (ret); case 16U: #line 57 __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)dst)): "m" (*((struct __large_struct *)((u64 *)src))), "i" (16), "0" (ret)); #line 59 tmp___1 = __builtin_expect(! (! ret), 0); #line 59 if (tmp___1) { #line 60 return (ret); } else { } #line 61 __asm__ volatile ("1:\tmov" "q" " %2,%" "" "1\n" "2:\n" ".section .fixup,\"ax\"\n" "3:\tmov %3,%0\n" "\txor" "q" " %" "" "1,%" "" "1\n" "\tjmp 2b\n" ".previous\n" " .section __ex_table,\"a\"\n" " " ".balign 8" " " "\n" " " ".quad" " " "1b" "," "3b" "\n" " .previous\n": "=r" (ret), "=r" (*((u64 *)((char *)dst + 8))): "m" (*((struct __large_struct *)((u64 *)((char *)src + 8)))), "i" (8), "0" (ret)); #line 64 return (ret); default: #line 66 tmp___2 = copy_user_generic(dst, (void *)src, size); #line 66 return (tmp___2); } (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8117: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 8618: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12687: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 12967: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13084: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13181: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13210: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13341: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13566: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 13596: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 14544: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 14736: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 14766: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15051: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15289: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15328: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15367: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15417: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15456: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15495: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15534: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15929: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 15968: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 16007: break; (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 16046: break; (CFACreationUtils.addEdgeToCFA, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *fn with type drm_ioctl_compat_t * is called in line 20749, 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: 8.0E-4 Avg. number of global variables: 0.0 AutomatonAnalysis (SVCOMP) statistics ------------------------------------- Number of states: 1 Total time for successor computation: 0.015s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.333s Total time for composite: 0.009s Total time for abstraction: 0.302s Total time for reached set: 0.007s Total time for path: 0.003s abstractions: 2865 CPA algorithm statistics ------------------------ Number of iterations: 2451 Max size of waitlist: 13 Average size of waitlist: 7 Number of computed successors: 2865 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 414 Number of times breaked: 1 Total time for CPA algorithm: 0.647s (Max: 0.395s) Time for choose from waitlist: 0.014s Time for precision adjustment: 0.341s Time for transfer relation: 0.168s Time for stop operator: 0.026s Time for adding to reached set: 0.057s Explicit Interpolation-Based Refiner statistics ----------------------------------------------- number of explicit refinements: 1 number of successful explicit refinements: 1 number of explicit interpolations: 24 max. time for singe interpolation: 0.012s total time for interpolation: 0.012s CEGAR algorithm statistics -------------------------- Number of refinements: 1 Number of successful refinements: 1 Number of failed refinements: 0 Max. size of reached set before ref.: 1226 Max. size of reached set after ref.: 1 Avg. size of reached set before ref.: 1226.00 Avg. size of reached set after ref.: 1.00 Total time for CEGAR algorithm: 0.762s Time for refinements: 0.115s Average time for refinement: 0.115s Max time for refinement: 0.115s Counterexample-Check Algorithm statistics ----------------------------------------- Number of counterexample checks: 0 CPAchecker general statistics ----------------------------- Size of reached set: 1227 Number of locations: 689 Avg states per loc.: 1 Max states per loc.: 84 (at node N138) Number of partitions: 1227 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 5462 Number of functions: 223 Number of loops: 304 Time for analysis setup: 2.552s Time for loading CPAs: 0.119s Time for loading C parser: 0.213s Time for CFA construction: 1.964s Time for parsing C file: 0.880s Time for AST to CFA: 0.795s Time for CFA sanity check: 0.000s Time for post-processing: 0.237s Time for Analysis: 0.762s CPU time for analysis: 1.700s Total time for CPAchecker: 3.315s Total CPU time for CPAchecker: 6.040s Time for Garbage Collector: 0.036s (in 1 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 125MB max ( 69MB avg, 148MB peak) Used non-heap memory: 17MB max ( 14MB avg, 18MB peak) Used in PS Old Gen pool: 2MB max ( 0MB avg, 2MB peak) Allocated heap memory: 480MB max ( 480MB avg) Allocated non-heap memory: 23MB 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".