./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5287aa284221e5fd9453b6be2206814d99b5890aba823bfb498c43964518ada --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 19:11:23,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 19:11:23,640 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-01-09 19:11:23,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 19:11:23,649 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 19:11:23,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 19:11:23,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 19:11:23,677 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 19:11:23,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 19:11:23,678 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 19:11:23,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 19:11:23,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 19:11:23,680 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 19:11:23,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 19:11:23,680 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 19:11:23,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 19:11:23,681 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 19:11:23,682 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 19:11:23,682 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:11:23,682 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:11:23,682 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:11:23,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:11:23,682 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:11:23,683 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 19:11:23,683 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 19:11:23,684 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 19:11:23,685 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5287aa284221e5fd9453b6be2206814d99b5890aba823bfb498c43964518ada [2025-01-09 19:11:23,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 19:11:23,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 19:11:23,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 19:11:23,981 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 19:11:23,981 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 19:11:23,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-01-09 19:11:25,300 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8a38039b3/1e0b116b8de2467eb0e1f6a16fc2ac74/FLAGc697a2360 [2025-01-09 19:11:25,957 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 19:11:25,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-01-09 19:11:26,014 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8a38039b3/1e0b116b8de2467eb0e1f6a16fc2ac74/FLAGc697a2360 [2025-01-09 19:11:26,031 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/8a38039b3/1e0b116b8de2467eb0e1f6a16fc2ac74 [2025-01-09 19:11:26,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 19:11:26,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 19:11:26,036 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 19:11:26,036 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 19:11:26,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 19:11:26,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:11:26" (1/1) ... [2025-01-09 19:11:26,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f599690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:26, skipping insertion in model container [2025-01-09 19:11:26,042 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 07:11:26" (1/1) ... [2025-01-09 19:11:26,136 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 19:11:27,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i[274049,274062] [2025-01-09 19:11:27,671 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:11:27,703 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 19:11:27,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5636] [2025-01-09 19:11:27,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5643] [2025-01-09 19:11:27,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5651-5652] [2025-01-09 19:11:27,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (831), "i" (12UL)); [5779-5780] [2025-01-09 19:11:27,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (43UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5785-5787] [2025-01-09 19:11:27,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (836), "i" (12UL)); [5809-5810] [2025-01-09 19:11:27,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5815-5817] [2025-01-09 19:11:27,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (841), "i" (12UL)); [5838-5839] [2025-01-09 19:11:27,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5844-5846] [2025-01-09 19:11:27,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5931] [2025-01-09 19:11:27,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5939] [2025-01-09 19:11:27,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5947] [2025-01-09 19:11:27,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5954] [2025-01-09 19:11:27,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5961] [2025-01-09 19:11:27,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5968] [2025-01-09 19:11:27,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6137-6138] [2025-01-09 19:11:27,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6166-6167] [2025-01-09 19:11:27,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (507), "i" (12UL)); [6344-6345] [2025-01-09 19:11:27,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6350] [2025-01-09 19:11:27,896 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6769] [2025-01-09 19:11:27,919 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2025-01-09 19:11:27,942 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7659] [2025-01-09 19:11:28,020 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i[274049,274062] [2025-01-09 19:11:28,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 19:11:28,178 INFO L204 MainTranslator]: Completed translation [2025-01-09 19:11:28,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28 WrapperNode [2025-01-09 19:11:28,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 19:11:28,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 19:11:28,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 19:11:28,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 19:11:28,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:28,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:28,500 INFO L138 Inliner]: procedures = 277, calls = 1483, calls flagged for inlining = 146, calls inlined = 136, statements flattened = 4124 [2025-01-09 19:11:28,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 19:11:28,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 19:11:28,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 19:11:28,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 19:11:28,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:28,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:28,545 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,114 INFO L175 MemorySlicer]: Split 706 memory accesses to 17 slices as follows [2, 4, 9, 9, 4, 9, 3, 17, 5, 5, 43, 6, 3, 566, 6, 8, 7]. 80 percent of accesses are in the largest equivalence class. The 55 initializations are split as follows [2, 0, 8, 8, 4, 8, 3, 0, 5, 5, 0, 0, 0, 6, 6, 0, 0]. The 368 writes are split as follows [0, 2, 0, 0, 0, 0, 0, 7, 0, 0, 43, 2, 0, 306, 0, 2, 6]. [2025-01-09 19:11:29,114 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,114 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,232 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,243 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 19:11:29,357 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 19:11:29,357 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 19:11:29,357 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 19:11:29,358 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (1/1) ... [2025-01-09 19:11:29,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 19:11:29,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:11:29,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 19:11:29,394 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 19:11:29,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2025-01-09 19:11:29,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2025-01-09 19:11:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-01-09 19:11:29,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-01-09 19:11:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-01-09 19:11:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-01-09 19:11:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-01-09 19:11:29,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-01-09 19:11:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-01-09 19:11:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-01-09 19:11:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-01-09 19:11:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-01-09 19:11:29,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-01-09 19:11:29,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-01-09 19:11:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-01-09 19:11:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-01-09 19:11:29,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-01-09 19:11:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-01-09 19:11:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-01-09 19:11:29,421 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2025-01-09 19:11:29,421 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2025-01-09 19:11:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-01-09 19:11:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-01-09 19:11:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-01-09 19:11:29,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-01-09 19:11:29,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-01-09 19:11:29,423 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-01-09 19:11:29,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-01-09 19:11:29,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-01-09 19:11:29,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-01-09 19:11:29,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-01-09 19:11:29,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-01-09 19:11:29,428 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-01-09 19:11:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-01-09 19:11:29,429 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2025-01-09 19:11:29,429 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2025-01-09 19:11:29,430 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2025-01-09 19:11:29,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-01-09 19:11:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2025-01-09 19:11:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2025-01-09 19:11:29,431 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-01-09 19:11:29,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-01-09 19:11:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2025-01-09 19:11:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-01-09 19:11:29,432 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-01-09 19:11:29,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_ioctl [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_ioctl [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-01-09 19:11:29,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-01-09 19:11:29,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_mac_address [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_mac_address [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-01-09 19:11:29,436 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-01-09 19:11:29,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-01-09 19:11:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-01-09 19:11:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-01-09 19:11:29,439 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_change_mtu [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_change_mtu [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-01-09 19:11:29,440 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-01-09 19:11:29,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-01-09 19:11:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-01-09 19:11:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-01-09 19:11:29,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 19:11:29,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 19:11:30,199 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 19:11:30,202 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 19:11:30,232 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-01-09 19:11:38,223 INFO L? ?]: Removed 1811 outVars from TransFormulas that were not future-live. [2025-01-09 19:11:38,223 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 19:11:38,271 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 19:11:38,272 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2025-01-09 19:11:38,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:11:38 BoogieIcfgContainer [2025-01-09 19:11:38,272 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 19:11:38,274 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 19:11:38,274 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 19:11:38,280 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 19:11:38,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 07:11:26" (1/3) ... [2025-01-09 19:11:38,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da81935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:11:38, skipping insertion in model container [2025-01-09 19:11:38,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 07:11:28" (2/3) ... [2025-01-09 19:11:38,280 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2da81935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 07:11:38, skipping insertion in model container [2025-01-09 19:11:38,280 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 07:11:38" (3/3) ... [2025-01-09 19:11:38,281 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-01-09 19:11:38,294 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 19:11:38,300 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i that has 84 procedures, 1765 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2025-01-09 19:11:38,397 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 19:11:38,408 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@53fa1f0e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 19:11:38,409 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 19:11:38,420 INFO L276 IsEmpty]: Start isEmpty. Operand has 1764 states, 1244 states have (on average 1.3536977491961415) internal successors, (1684), 1274 states have internal predecessors, (1684), 436 states have call successors, (436), 83 states have call predecessors, (436), 82 states have return successors, (429), 423 states have call predecessors, (429), 429 states have call successors, (429) [2025-01-09 19:11:38,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2025-01-09 19:11:38,480 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:11:38,481 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:11:38,481 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:11:38,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:11:38,486 INFO L85 PathProgramCache]: Analyzing trace with hash 841186833, now seen corresponding path program 1 times [2025-01-09 19:11:38,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:11:38,493 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017656652] [2025-01-09 19:11:38,493 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:11:38,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:11:42,815 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-09 19:11:43,099 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-09 19:11:43,099 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:11:43,100 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:11:43,539 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2025-01-09 19:11:43,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:11:43,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017656652] [2025-01-09 19:11:43,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017656652] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 19:11:43,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1069589198] [2025-01-09 19:11:43,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:11:43,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 19:11:43,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 19:11:43,546 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 19:11:43,548 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 19:11:47,663 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 224 statements into 1 equivalence classes. [2025-01-09 19:11:48,052 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 224 of 224 statements. [2025-01-09 19:11:48,053 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:11:48,053 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:11:48,067 INFO L256 TraceCheckSpWp]: Trace formula consists of 3018 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-01-09 19:11:48,080 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 19:11:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 285 trivial. 0 not checked. [2025-01-09 19:11:48,122 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 19:11:48,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1069589198] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:11:48,123 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 19:11:48,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-01-09 19:11:48,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796649647] [2025-01-09 19:11:48,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:11:48,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-01-09 19:11:48,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:11:48,152 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-01-09 19:11:48,153 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:11:48,160 INFO L87 Difference]: Start difference. First operand has 1764 states, 1244 states have (on average 1.3536977491961415) internal successors, (1684), 1274 states have internal predecessors, (1684), 436 states have call successors, (436), 83 states have call predecessors, (436), 82 states have return successors, (429), 423 states have call predecessors, (429), 429 states have call successors, (429) Second operand has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 19:11:48,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:11:48,357 INFO L93 Difference]: Finished difference Result 3523 states and 5197 transitions. [2025-01-09 19:11:48,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-01-09 19:11:48,359 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 224 [2025-01-09 19:11:48,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:11:48,388 INFO L225 Difference]: With dead ends: 3523 [2025-01-09 19:11:48,388 INFO L226 Difference]: Without dead ends: 1740 [2025-01-09 19:11:48,405 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 225 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-01-09 19:11:48,407 INFO L435 NwaCegarLoop]: 2520 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2520 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 19:11:48,408 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2520 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 19:11:48,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1740 states. [2025-01-09 19:11:48,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1740 to 1740. [2025-01-09 19:11:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1740 states, 1229 states have (on average 1.3238405207485762) internal successors, (1627), 1250 states have internal predecessors, (1627), 429 states have call successors, (429), 82 states have call predecessors, (429), 81 states have return successors, (428), 422 states have call predecessors, (428), 428 states have call successors, (428) [2025-01-09 19:11:48,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 1740 states and 2484 transitions. [2025-01-09 19:11:48,590 INFO L78 Accepts]: Start accepts. Automaton has 1740 states and 2484 transitions. Word has length 224 [2025-01-09 19:11:48,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:11:48,590 INFO L471 AbstractCegarLoop]: Abstraction has 1740 states and 2484 transitions. [2025-01-09 19:11:48,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2025-01-09 19:11:48,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2484 transitions. [2025-01-09 19:11:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2025-01-09 19:11:48,605 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:11:48,605 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:11:48,622 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 19:11:48,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-01-09 19:11:48,806 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:11:48,806 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:11:48,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1170350153, now seen corresponding path program 1 times [2025-01-09 19:11:48,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:11:48,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049948123] [2025-01-09 19:11:48,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:11:48,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:11:52,340 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 223 statements into 1 equivalence classes. [2025-01-09 19:11:52,442 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 223 of 223 statements. [2025-01-09 19:11:52,442 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:11:52,442 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:11:53,043 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2025-01-09 19:11:53,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:11:53,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049948123] [2025-01-09 19:11:53,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049948123] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:11:53,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:11:53,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:11:53,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770544025] [2025-01-09 19:11:53,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:11:53,047 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:11:53,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:11:53,048 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:11:53,048 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:11:53,049 INFO L87 Difference]: Start difference. First operand 1740 states and 2484 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-01-09 19:11:54,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:11:54,003 INFO L93 Difference]: Finished difference Result 4578 states and 6509 transitions. [2025-01-09 19:11:54,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:11:54,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 223 [2025-01-09 19:11:54,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:11:54,026 INFO L225 Difference]: With dead ends: 4578 [2025-01-09 19:11:54,026 INFO L226 Difference]: Without dead ends: 2866 [2025-01-09 19:11:54,035 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:11:54,036 INFO L435 NwaCegarLoop]: 2568 mSDtfsCounter, 1618 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 4915 SdHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:11:54,036 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1618 Valid, 4915 Invalid, 94 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2025-01-09 19:11:54,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2866 states. [2025-01-09 19:11:54,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2866 to 2859. [2025-01-09 19:11:54,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2052 states have (on average 1.327972709551657) internal successors, (2725), 2087 states have internal predecessors, (2725), 664 states have call successors, (664), 143 states have call predecessors, (664), 142 states have return successors, (667), 650 states have call predecessors, (667), 663 states have call successors, (667) [2025-01-09 19:11:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 4056 transitions. [2025-01-09 19:11:54,162 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 4056 transitions. Word has length 223 [2025-01-09 19:11:54,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:11:54,163 INFO L471 AbstractCegarLoop]: Abstraction has 2859 states and 4056 transitions. [2025-01-09 19:11:54,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 2 states have call successors, (27), 2 states have call predecessors, (27), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2025-01-09 19:11:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 4056 transitions. [2025-01-09 19:11:54,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2025-01-09 19:11:54,170 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:11:54,170 INFO L218 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:11:54,170 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-01-09 19:11:54,171 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:11:54,171 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:11:54,171 INFO L85 PathProgramCache]: Analyzing trace with hash -1315037393, now seen corresponding path program 1 times [2025-01-09 19:11:54,171 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:11:54,171 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915484235] [2025-01-09 19:11:54,172 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:11:54,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:11:57,719 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 258 statements into 1 equivalence classes. [2025-01-09 19:11:57,817 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 258 of 258 statements. [2025-01-09 19:11:57,818 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:11:57,818 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:11:58,292 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2025-01-09 19:11:58,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:11:58,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915484235] [2025-01-09 19:11:58,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915484235] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:11:58,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:11:58,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:11:58,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1876427547] [2025-01-09 19:11:58,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:11:58,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:11:58,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:11:58,294 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:11:58,294 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:11:58,295 INFO L87 Difference]: Start difference. First operand 2859 states and 4056 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-01-09 19:11:59,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:11:59,026 INFO L93 Difference]: Finished difference Result 7513 states and 10684 transitions. [2025-01-09 19:11:59,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:11:59,027 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 258 [2025-01-09 19:11:59,029 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:11:59,070 INFO L225 Difference]: With dead ends: 7513 [2025-01-09 19:11:59,070 INFO L226 Difference]: Without dead ends: 4682 [2025-01-09 19:11:59,089 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:11:59,090 INFO L435 NwaCegarLoop]: 3563 mSDtfsCounter, 1985 mSDsluCounter, 2395 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1985 SdHoareTripleChecker+Valid, 5958 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-01-09 19:11:59,091 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1985 Valid, 5958 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-01-09 19:11:59,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2025-01-09 19:11:59,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 4677. [2025-01-09 19:11:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4677 states, 3357 states have (on average 1.3330354483169498) internal successors, (4475), 3415 states have internal predecessors, (4475), 1091 states have call successors, (1091), 229 states have call predecessors, (1091), 228 states have return successors, (1094), 1069 states have call predecessors, (1094), 1090 states have call successors, (1094) [2025-01-09 19:11:59,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4677 states and 6660 transitions. [2025-01-09 19:11:59,371 INFO L78 Accepts]: Start accepts. Automaton has 4677 states and 6660 transitions. Word has length 258 [2025-01-09 19:11:59,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:11:59,372 INFO L471 AbstractCegarLoop]: Abstraction has 4677 states and 6660 transitions. [2025-01-09 19:11:59,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (33), 2 states have call predecessors, (33), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2025-01-09 19:11:59,373 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 6660 transitions. [2025-01-09 19:11:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2025-01-09 19:11:59,385 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:11:59,385 INFO L218 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:11:59,386 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 19:11:59,386 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:11:59,386 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:11:59,388 INFO L85 PathProgramCache]: Analyzing trace with hash -839187626, now seen corresponding path program 1 times [2025-01-09 19:11:59,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:11:59,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896228029] [2025-01-09 19:11:59,389 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:11:59,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:02,479 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 287 statements into 1 equivalence classes. [2025-01-09 19:12:02,586 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 287 of 287 statements. [2025-01-09 19:12:02,586 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:02,587 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2025-01-09 19:12:03,057 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:03,057 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896228029] [2025-01-09 19:12:03,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896228029] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:03,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:03,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:03,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117105506] [2025-01-09 19:12:03,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:03,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:03,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:03,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:03,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:03,060 INFO L87 Difference]: Start difference. First operand 4677 states and 6660 transitions. Second operand has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-01-09 19:12:03,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:12:03,251 INFO L93 Difference]: Finished difference Result 9312 states and 13269 transitions. [2025-01-09 19:12:03,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:12:03,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 287 [2025-01-09 19:12:03,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:12:03,292 INFO L225 Difference]: With dead ends: 9312 [2025-01-09 19:12:03,292 INFO L226 Difference]: Without dead ends: 4677 [2025-01-09 19:12:03,315 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:03,317 INFO L435 NwaCegarLoop]: 2482 mSDtfsCounter, 2480 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2480 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:12:03,318 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2480 Valid, 2482 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:12:03,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2025-01-09 19:12:03,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 4677. [2025-01-09 19:12:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4677 states, 3357 states have (on average 1.3324396782841823) internal successors, (4473), 3415 states have internal predecessors, (4473), 1091 states have call successors, (1091), 229 states have call predecessors, (1091), 228 states have return successors, (1094), 1069 states have call predecessors, (1094), 1090 states have call successors, (1094) [2025-01-09 19:12:03,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4677 states to 4677 states and 6658 transitions. [2025-01-09 19:12:03,543 INFO L78 Accepts]: Start accepts. Automaton has 4677 states and 6658 transitions. Word has length 287 [2025-01-09 19:12:03,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:12:03,544 INFO L471 AbstractCegarLoop]: Abstraction has 4677 states and 6658 transitions. [2025-01-09 19:12:03,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.0) internal successors, (114), 3 states have internal predecessors, (114), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2025-01-09 19:12:03,545 INFO L276 IsEmpty]: Start isEmpty. Operand 4677 states and 6658 transitions. [2025-01-09 19:12:03,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2025-01-09 19:12:03,556 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:12:03,557 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:12:03,557 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-01-09 19:12:03,557 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:12:03,558 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:12:03,558 INFO L85 PathProgramCache]: Analyzing trace with hash 309637806, now seen corresponding path program 1 times [2025-01-09 19:12:03,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:12:03,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687985554] [2025-01-09 19:12:03,558 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:12:03,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:06,809 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 336 statements into 1 equivalence classes. [2025-01-09 19:12:06,901 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 336 of 336 statements. [2025-01-09 19:12:06,902 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:06,902 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:07,498 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2025-01-09 19:12:07,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:07,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687985554] [2025-01-09 19:12:07,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687985554] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:07,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:07,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:07,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840969269] [2025-01-09 19:12:07,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:07,500 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:07,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:07,501 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:07,501 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:07,501 INFO L87 Difference]: Start difference. First operand 4677 states and 6658 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2025-01-09 19:12:11,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:12:12,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:12:12,527 INFO L93 Difference]: Finished difference Result 11236 states and 16034 transitions. [2025-01-09 19:12:12,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:12:12,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 336 [2025-01-09 19:12:12,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:12:12,599 INFO L225 Difference]: With dead ends: 11236 [2025-01-09 19:12:12,599 INFO L226 Difference]: Without dead ends: 6601 [2025-01-09 19:12:12,629 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:12,630 INFO L435 NwaCegarLoop]: 3664 mSDtfsCounter, 2160 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2160 SdHoareTripleChecker+Valid, 5904 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:12:12,631 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2160 Valid, 5904 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 63 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:12:12,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6601 states. [2025-01-09 19:12:12,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6601 to 6590. [2025-01-09 19:12:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6590 states, 4748 states have (on average 1.3344566133108677) internal successors, (6336), 4829 states have internal predecessors, (6336), 1522 states have call successors, (1522), 320 states have call predecessors, (1522), 319 states have return successors, (1525), 1492 states have call predecessors, (1525), 1521 states have call successors, (1525) [2025-01-09 19:12:12,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6590 states to 6590 states and 9383 transitions. [2025-01-09 19:12:12,978 INFO L78 Accepts]: Start accepts. Automaton has 6590 states and 9383 transitions. Word has length 336 [2025-01-09 19:12:12,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:12:12,979 INFO L471 AbstractCegarLoop]: Abstraction has 6590 states and 9383 transitions. [2025-01-09 19:12:12,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 3 states have internal predecessors, (118), 3 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2025-01-09 19:12:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 6590 states and 9383 transitions. [2025-01-09 19:12:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2025-01-09 19:12:12,995 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:12:12,995 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:12:12,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-01-09 19:12:12,996 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:12:12,997 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:12:12,997 INFO L85 PathProgramCache]: Analyzing trace with hash -994421864, now seen corresponding path program 1 times [2025-01-09 19:12:12,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:12:12,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331749313] [2025-01-09 19:12:12,998 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:12:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:15,944 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 353 statements into 1 equivalence classes. [2025-01-09 19:12:16,041 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 353 of 353 statements. [2025-01-09 19:12:16,042 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:16,042 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2025-01-09 19:12:16,546 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:16,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331749313] [2025-01-09 19:12:16,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331749313] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:16,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:16,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:16,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656374342] [2025-01-09 19:12:16,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:16,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:16,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:16,548 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:16,548 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:16,553 INFO L87 Difference]: Start difference. First operand 6590 states and 9383 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 19:12:20,606 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-01-09 19:12:21,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:12:21,597 INFO L93 Difference]: Finished difference Result 15056 states and 21459 transitions. [2025-01-09 19:12:21,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:12:21,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 353 [2025-01-09 19:12:21,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:12:21,677 INFO L225 Difference]: With dead ends: 15056 [2025-01-09 19:12:21,678 INFO L226 Difference]: Without dead ends: 8508 [2025-01-09 19:12:21,709 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:21,711 INFO L435 NwaCegarLoop]: 4223 mSDtfsCounter, 2104 mSDsluCounter, 2325 mSDsCounter, 0 mSdLazyCounter, 62 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2104 SdHoareTripleChecker+Valid, 6548 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 62 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2025-01-09 19:12:21,712 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2104 Valid, 6548 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 62 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2025-01-09 19:12:21,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8508 states. [2025-01-09 19:12:22,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8508 to 8503. [2025-01-09 19:12:22,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8503 states, 6133 states have (on average 1.3344203489320072) internal successors, (8184), 6238 states have internal predecessors, (8184), 1953 states have call successors, (1953), 417 states have call predecessors, (1953), 416 states have return successors, (1956), 1915 states have call predecessors, (1956), 1952 states have call successors, (1956) [2025-01-09 19:12:22,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8503 states to 8503 states and 12093 transitions. [2025-01-09 19:12:22,205 INFO L78 Accepts]: Start accepts. Automaton has 8503 states and 12093 transitions. Word has length 353 [2025-01-09 19:12:22,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:12:22,208 INFO L471 AbstractCegarLoop]: Abstraction has 8503 states and 12093 transitions. [2025-01-09 19:12:22,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 2 states have call successors, (38), 2 states have call predecessors, (38), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2025-01-09 19:12:22,209 INFO L276 IsEmpty]: Start isEmpty. Operand 8503 states and 12093 transitions. [2025-01-09 19:12:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2025-01-09 19:12:22,231 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:12:22,232 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:12:22,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-01-09 19:12:22,232 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:12:22,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:12:22,233 INFO L85 PathProgramCache]: Analyzing trace with hash 553912861, now seen corresponding path program 1 times [2025-01-09 19:12:22,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:12:22,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844733521] [2025-01-09 19:12:22,233 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:12:22,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:25,237 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 390 statements into 1 equivalence classes. [2025-01-09 19:12:25,351 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 390 of 390 statements. [2025-01-09 19:12:25,351 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:25,352 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2025-01-09 19:12:25,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:25,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844733521] [2025-01-09 19:12:25,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844733521] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:25,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:25,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:25,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880336698] [2025-01-09 19:12:25,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:25,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:25,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:25,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:25,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:25,751 INFO L87 Difference]: Start difference. First operand 8503 states and 12093 transitions. Second operand has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-01-09 19:12:26,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:12:26,112 INFO L93 Difference]: Finished difference Result 16966 states and 24139 transitions. [2025-01-09 19:12:26,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:12:26,113 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 390 [2025-01-09 19:12:26,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:12:26,172 INFO L225 Difference]: With dead ends: 16966 [2025-01-09 19:12:26,173 INFO L226 Difference]: Without dead ends: 8505 [2025-01-09 19:12:26,206 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:26,207 INFO L435 NwaCegarLoop]: 2482 mSDtfsCounter, 0 mSDsluCounter, 2477 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4959 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-01-09 19:12:26,207 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4959 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-01-09 19:12:26,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8505 states. [2025-01-09 19:12:26,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8505 to 8505. [2025-01-09 19:12:26,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8505 states, 6135 states have (on average 1.3343113284433579) internal successors, (8186), 6240 states have internal predecessors, (8186), 1953 states have call successors, (1953), 417 states have call predecessors, (1953), 416 states have return successors, (1956), 1915 states have call predecessors, (1956), 1952 states have call successors, (1956) [2025-01-09 19:12:26,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8505 states to 8505 states and 12095 transitions. [2025-01-09 19:12:26,581 INFO L78 Accepts]: Start accepts. Automaton has 8505 states and 12095 transitions. Word has length 390 [2025-01-09 19:12:26,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:12:26,582 INFO L471 AbstractCegarLoop]: Abstraction has 8505 states and 12095 transitions. [2025-01-09 19:12:26,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.0) internal successors, (141), 3 states have internal predecessors, (141), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-01-09 19:12:26,583 INFO L276 IsEmpty]: Start isEmpty. Operand 8505 states and 12095 transitions. [2025-01-09 19:12:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2025-01-09 19:12:26,604 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:12:26,605 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:12:26,605 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-01-09 19:12:26,605 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:12:26,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:12:26,606 INFO L85 PathProgramCache]: Analyzing trace with hash 124254555, now seen corresponding path program 1 times [2025-01-09 19:12:26,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:12:26,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661194486] [2025-01-09 19:12:26,607 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:12:26,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:29,374 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 390 statements into 1 equivalence classes. [2025-01-09 19:12:29,469 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 390 of 390 statements. [2025-01-09 19:12:29,469 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:29,469 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:29,924 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-01-09 19:12:29,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:29,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661194486] [2025-01-09 19:12:29,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661194486] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:29,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:29,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:29,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857409447] [2025-01-09 19:12:29,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:29,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:29,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:29,927 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:29,927 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:29,928 INFO L87 Difference]: Start difference. First operand 8505 states and 12095 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-01-09 19:12:30,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 19:12:30,450 INFO L93 Difference]: Finished difference Result 17048 states and 24308 transitions. [2025-01-09 19:12:30,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 19:12:30,451 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 390 [2025-01-09 19:12:30,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 19:12:30,508 INFO L225 Difference]: With dead ends: 17048 [2025-01-09 19:12:30,508 INFO L226 Difference]: Without dead ends: 8585 [2025-01-09 19:12:30,542 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:30,543 INFO L435 NwaCegarLoop]: 2474 mSDtfsCounter, 12 mSDsluCounter, 2468 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 4942 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2025-01-09 19:12:30,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 4942 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2025-01-09 19:12:30,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8585 states. [2025-01-09 19:12:30,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8585 to 8515. [2025-01-09 19:12:30,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8515 states, 6145 states have (on average 1.333767290480065) internal successors, (8196), 6250 states have internal predecessors, (8196), 1953 states have call successors, (1953), 417 states have call predecessors, (1953), 416 states have return successors, (1956), 1915 states have call predecessors, (1956), 1952 states have call successors, (1956) [2025-01-09 19:12:30,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8515 states to 8515 states and 12105 transitions. [2025-01-09 19:12:30,931 INFO L78 Accepts]: Start accepts. Automaton has 8515 states and 12105 transitions. Word has length 390 [2025-01-09 19:12:30,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 19:12:30,932 INFO L471 AbstractCegarLoop]: Abstraction has 8515 states and 12105 transitions. [2025-01-09 19:12:30,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2025-01-09 19:12:30,932 INFO L276 IsEmpty]: Start isEmpty. Operand 8515 states and 12105 transitions. [2025-01-09 19:12:30,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 400 [2025-01-09 19:12:30,957 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 19:12:30,957 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 19:12:30,957 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-01-09 19:12:30,958 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 19:12:30,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 19:12:30,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1267679916, now seen corresponding path program 1 times [2025-01-09 19:12:30,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 19:12:30,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629345407] [2025-01-09 19:12:30,959 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 19:12:30,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 19:12:34,089 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 399 statements into 1 equivalence classes. [2025-01-09 19:12:34,195 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 399 of 399 statements. [2025-01-09 19:12:34,196 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 19:12:34,196 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 19:12:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2025-01-09 19:12:34,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 19:12:34,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629345407] [2025-01-09 19:12:34,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629345407] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 19:12:34,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 19:12:34,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 19:12:34,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2097066862] [2025-01-09 19:12:34,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 19:12:34,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 19:12:34,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 19:12:34,547 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 19:12:34,547 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 19:12:34,547 INFO L87 Difference]: Start difference. First operand 8515 states and 12105 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36)