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 -setprop cpa.explicit.initialPrecisionFile=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.08_1a.gpu--drm--i915--i915.ko.prec -setprop cpa.explicit.precisionFile=/home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/precisions/ea.regression.08_1a.gpu--drm--i915--i915.ko.prec -64 -stats /home/stahlbau/benchmarking/bench_regression_ea_safe_inproc/programs/drivers--gpu--drm--i915--i915.ko/017.4f481ed.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 4800: switch (size) (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4801: [!(size == 1U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4803: __asm__ volatile ("1:\tmovb %2,%b1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\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 *)src)), "i" (1), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4808: [size == 2U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4808: [!(size == 2U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4810: __asm__ volatile ("1:\tmovw %2,%w1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\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 *)src)), "i" (2), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4815: [size == 4U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4815: [!(size == 4U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4817: __asm__ volatile ("1:\tmovl %2,%k1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\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 *)src)), "i" (4), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4822: [size == 8U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4822: [!(size == 8U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4824: __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (8), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4829: [size == 10U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4829: [!(size == 10U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4831: __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (16), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4837: [!(tmp___0 != 0L)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4839: return (ret); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4844: __asm__ volatile ("1:\tmovw %2,%w1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\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 + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (2), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4849: [size == 16U] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4849: [!(size == 16U)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4851: __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (16), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4857: [!(tmp___1 != 0L)] (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4859: return (ret); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4864: __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (8), "0" (ret)); (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 4869: switch (size) { case 1U: #line 35 __asm__ volatile ("1:\tmovb %2,%b1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorb %b1,%b1\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 *)src)), "i" (1), "0" (ret)); #line 37 return (ret); case 2U: #line 38 __asm__ volatile ("1:\tmovw %2,%w1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\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 *)src)), "i" (2), "0" (ret)); #line 40 return (ret); case 4U: #line 41 __asm__ volatile ("1:\tmovl %2,%k1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorl %k1,%k1\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 *)src)), "i" (4), "0" (ret)); #line 43 return (ret); case 8U: #line 44 __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (8), "0" (ret)); #line 46 return (ret); case 10U: #line 48 __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (16), "0" (ret)); #line 50 tmp___0 = __builtin_expect(ret != 0, 0L); #line 50 if (tmp___0 != 0L) { #line 51 return (ret); } else { } #line 52 __asm__ volatile ("1:\tmovw %2,%w1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorw %w1,%w1\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 + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (2), "0" (ret)); #line 55 return (ret); case 16U: #line 57 __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 *)src)), "i" (16), "0" (ret)); #line 59 tmp___1 = __builtin_expect(ret != 0, 0L); #line 59 if (tmp___1 != 0L) { #line 60 return (ret); } else { } #line 61 __asm__ volatile ("1:\tmovq %2,%1\n2:\n.section .fixup,\"ax\"\n3:\tmov %3,%0\n\txorq %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 + 8U)): "m" (*((struct __large_struct *)src + 8U)), "i" (8), "0" (ret)); #line 64 return (ret); default: #line 66 tmp___2 = copy_user_generic(dst, src, size); #line 66 return ((int )tmp___2); } (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5451: Goto: ldv_23204 (CFACreationUtils.addEdgeToCFA, INFO) Dead code detected at line 5523: Label ldv_23204 is not reachable. (CFAFunctionBuilder.leave, INFO) Inline assembler ignored, analysis is probably unsound! (CFABuilder.leave, WARNING) Function pointer *fn with type drm_ioctl_compat_t * is called in line 18060, 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: 0.006s OmniscientCompositePrecisionAdjustment Stats statistics ------------------------------------------------------- Total time: 0.362s Total time for composite: 0.008s Total time for abstraction: 0.330s Total time for reached set: 0.004s Total time for path: 0.001s abstractions: 1330 CPA algorithm statistics ------------------------ Number of iterations: 1154 Max size of waitlist: 13 Average size of waitlist: 7 Number of computed successors: 1330 Max successors for one state: 2 Number of times merged: 0 Number of times stopped: 177 Number of times breaked: 0 Total time for CPA algorithm: 0.573s (Max: 0.573s) Time for choose from waitlist: 0.003s Time for precision adjustment: 0.365s Time for transfer relation: 0.173s Time for stop operator: 0.005s Time for adding to reached set: 0.006s 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: 1154 Number of locations: 616 Avg states per loc.: 1 Max states per loc.: 83 (at node N130) Number of partitions: 1154 Avg size of partitions: 1 Max size of partitions: 1 Number of target states: 0 Number of program locations: 5149 Number of functions: 211 Number of loops: 92 Time for analysis setup: 2.588s Time for loading CPAs: 0.108s Time for loading C parser: 0.234s Time for CFA construction: 2.081s Time for parsing C file: 0.803s Time for AST to CFA: 0.970s Time for CFA sanity check: 0.000s Time for post-processing: 0.252s Time for Analysis: 0.573s CPU time for analysis: 1.360s Total time for CPAchecker: 3.162s Total CPU time for CPAchecker: 5.700s Time for Garbage Collector: 0.036s (in 1 runs) Garbage Collector(s) used: PS MarkSweep, PS Scavenge Used heap memory: 120MB max ( 62MB avg, 149MB peak) Used non-heap memory: 17MB max ( 13MB avg, 17MB 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 ( 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".