./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 e2fb8bed Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/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/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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-?-e2fb8be-m [2025-03-08 19:50:58,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 19:50:58,881 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 19:50:58,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 19:50:58,887 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 19:50:58,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 19:50:58,907 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 19:50:58,907 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 19:50:58,908 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 19:50:58,908 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 19:50:58,908 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 19:50:58,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 19:50:58,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 19:50:58,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 19:50:58,909 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 19:50:58,910 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 19:50:58,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:50:58,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 19:50:58,911 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 19:50:58,911 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/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 [2025-03-08 19:50:59,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 19:50:59,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 19:50:59,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 19:50:59,132 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 19:50:59,132 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 19:50:59,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-03-08 19:51:00,242 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e24d80d2/da2cfe964ffb4b51948b640e82b79caa/FLAGd0b611213 [2025-03-08 19:51:00,792 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 19:51:00,792 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-03-08 19:51:00,836 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e24d80d2/da2cfe964ffb4b51948b640e82b79caa/FLAGd0b611213 [2025-03-08 19:51:01,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e24d80d2/da2cfe964ffb4b51948b640e82b79caa [2025-03-08 19:51:01,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 19:51:01,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 19:51:01,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 19:51:01,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 19:51:01,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 19:51:01,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:51:01" (1/1) ... [2025-03-08 19:51:01,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59744908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:01, skipping insertion in model container [2025-03-08 19:51:01,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 07:51:01" (1/1) ... [2025-03-08 19:51:01,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 19:51:03,097 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2025-03-08 19:51:03,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:51:03,178 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 19:51:03,294 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] [2025-03-08 19:51:03,295 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] [2025-03-08 19:51:03,295 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] [2025-03-08 19:51:03,299 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] [2025-03-08 19:51:03,300 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] [2025-03-08 19:51:03,300 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] [2025-03-08 19:51:03,300 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] [2025-03-08 19:51:03,301 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] [2025-03-08 19:51:03,301 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] [2025-03-08 19:51:03,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5931] [2025-03-08 19:51:03,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5939] [2025-03-08 19:51:03,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5947] [2025-03-08 19:51:03,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5954] [2025-03-08 19:51:03,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5961] [2025-03-08 19:51:03,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5968] [2025-03-08 19:51:03,311 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] [2025-03-08 19:51:03,312 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] [2025-03-08 19:51:03,316 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] [2025-03-08 19:51:03,317 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6350] [2025-03-08 19:51:03,329 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6769] [2025-03-08 19:51:03,347 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2025-03-08 19:51:03,363 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7659] [2025-03-08 19:51:03,413 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/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] [2025-03-08 19:51:03,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 19:51:03,546 INFO L204 MainTranslator]: Completed translation [2025-03-08 19:51:03,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03 WrapperNode [2025-03-08 19:51:03,547 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 19:51:03,548 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 19:51:03,548 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 19:51:03,548 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 19:51:03,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:03,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:03,734 INFO L138 Inliner]: procedures = 277, calls = 1483, calls flagged for inlining = 146, calls inlined = 136, statements flattened = 4124 [2025-03-08 19:51:03,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 19:51:03,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 19:51:03,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 19:51:03,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 19:51:03,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:03,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:03,761 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,201 INFO L175 MemorySlicer]: Split 706 memory accesses to 17 slices as follows [2, 4, 9, 6, 9, 4, 9, 566, 3, 5, 5, 8, 43, 3, 7, 17, 6]. 80 percent of accesses are in the largest equivalence class. The 55 initializations are split as follows [2, 0, 8, 0, 8, 4, 8, 6, 3, 5, 5, 0, 0, 0, 0, 0, 6]. The 368 writes are split as follows [0, 2, 0, 2, 0, 0, 0, 306, 0, 0, 0, 2, 43, 0, 6, 7, 0]. [2025-03-08 19:51:04,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,316 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,345 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,389 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 19:51:04,391 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 19:51:04,391 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 19:51:04,391 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 19:51:04,392 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (1/1) ... [2025-03-08 19:51:04,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 19:51:04,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:51:04,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-08 19:51:04,420 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-08 19:51:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2025-03-08 19:51:04,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2025-03-08 19:51:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 19:51:04,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 19:51:04,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 19:51:04,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 19:51:04,443 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 19:51:04,444 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 19:51:04,444 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-08 19:51:04,446 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-08 19:51:04,446 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-08 19:51:04,446 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-03-08 19:51:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-03-08 19:51:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 19:51:04,447 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 19:51:04,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-03-08 19:51:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-08 19:51:04,448 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-08 19:51:04,448 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-08 19:51:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2025-03-08 19:51:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2025-03-08 19:51:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2025-03-08 19:51:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-03-08 19:51:04,449 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-08 19:51:04,449 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2025-03-08 19:51:04,450 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 19:51:04,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2025-03-08 19:51:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2025-03-08 19:51:04,451 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2025-03-08 19:51:04,451 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-08 19:51:04,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_ioctl [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_ioctl [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-08 19:51:04,454 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-08 19:51:04,454 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_mac_address [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_mac_address [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 19:51:04,455 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 19:51:04,455 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 19:51:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 19:51:04,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_change_mtu [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_change_mtu [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_3 [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_3 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 19:51:04,458 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 19:51:04,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-08 19:51:04,459 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-08 19:51:04,459 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-08 19:51:04,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 19:51:04,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 19:51:05,036 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 19:51:05,038 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 19:51:05,058 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9619: havoc #t~nondet908; [2025-03-08 19:51:05,067 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 19:51:05,602 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7469: call ULTIMATE.dealloc(~#descriptor~0#1.base, ~#descriptor~0#1.offset);havoc ~#descriptor~0#1.base, ~#descriptor~0#1.offset; [2025-03-08 19:51:05,698 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9576: havoc dma_alloc_attrs_#t~ret901#1.base, dma_alloc_attrs_#t~ret901#1.offset; [2025-03-08 19:51:05,717 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6056: havoc dev_get_drvdata_#t~mem68#1.base, dev_get_drvdata_#t~mem68#1.offset; [2025-03-08 19:51:05,720 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9725: havoc #t~nondet926; [2025-03-08 19:51:05,726 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9591: havoc #t~nondet904; [2025-03-08 19:51:05,755 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9515: havoc __pci_enable_wake_#t~nondet894#1; [2025-03-08 19:51:05,870 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9557: havoc crc32_le_#t~nondet898#1; [2025-03-08 19:51:05,870 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7699: call ULTIMATE.dealloc(~#mc_filter~0#1.base, ~#mc_filter~0#1.offset);havoc ~#mc_filter~0#1.base, ~#mc_filter~0#1.offset; [2025-03-08 19:51:05,908 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6359: havoc #t~mem170.base, #t~mem170.offset; [2025-03-08 19:51:05,916 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6574: havoc #t~mem227;call ULTIMATE.dealloc(~#reg_val~2.base, ~#reg_val~2.offset);havoc ~#reg_val~2.base, ~#reg_val~2.offset; [2025-03-08 19:51:05,927 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6116: havoc #t~mem107.base, #t~mem107.offset; [2025-03-08 19:51:06,114 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9523: havoc #t~nondet896; [2025-03-08 19:51:06,116 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9567: havoc #t~nondet899; [2025-03-08 19:51:06,122 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5659: havoc #t~mem1;havoc #t~bitwise2; [2025-03-08 19:51:06,201 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7894: call ULTIMATE.dealloc(~#mii_regval~0#1.base, ~#mii_regval~0#1.offset);havoc ~#mii_regval~0#1.base, ~#mii_regval~0#1.offset; [2025-03-08 19:51:06,375 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5862: havoc arch_irqs_disabled_flags_#t~bitwise37#1; [2025-03-08 19:51:06,394 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9615: havoc #t~nondet907; [2025-03-08 19:51:06,396 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9646: havoc #t~nondet915; [2025-03-08 19:51:06,406 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9705: havoc #t~nondet920; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9550: havoc alloc_etherdev_mqs_#t~ret897#1.base, alloc_etherdev_mqs_#t~ret897#1.offset; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9684: havoc pci_enable_device_#t~nondet917#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9691: havoc pci_request_regions_#t~nondet918#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9626: havoc ldv_suspend_late_3_#t~nondet910#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6919: call ULTIMATE.dealloc(amd8111e_init_hw_default_~#logic_filter~0#1.base, amd8111e_init_hw_default_~#logic_filter~0#1.offset);havoc amd8111e_init_hw_default_~#logic_filter~0#1.base, amd8111e_init_hw_default_~#logic_filter~0#1.offset; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8176: call ULTIMATE.dealloc(amd8111e_probe_ext_phy_~#id1~0#1.base, amd8111e_probe_ext_phy_~#id1~0#1.offset);havoc amd8111e_probe_ext_phy_~#id1~0#1.base, amd8111e_probe_ext_phy_~#id1~0#1.offset;call ULTIMATE.dealloc(amd8111e_probe_ext_phy_~#id2~0#1.base, amd8111e_probe_ext_phy_~#id2~0#1.offset);havoc amd8111e_probe_ext_phy_~#id2~0#1.base, amd8111e_probe_ext_phy_~#id2~0#1.offset; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9630: havoc mii_ethtool_gset_#t~nondet911#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9698: havoc pci_save_state_#t~nondet919#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8641: call ULTIMATE.dealloc(main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset);havoc main_~#ldvarg3~0#1.base, main_~#ldvarg3~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset);havoc main_~#ldvarg2~0#1.base, main_~#ldvarg2~0#1.offset;call ULTIMATE.dealloc(main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset);havoc main_~#ldvarg5~0#1.base, main_~#ldvarg5~0#1.offset; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9634: havoc mii_ethtool_sset_#t~nondet912#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9638: havoc mii_link_ok_#t~nondet913#1; [2025-03-08 19:51:14,408 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9573: havoc devm_ioremap_#t~ret900#1.base, devm_ioremap_#t~ret900#1.offset; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9642: havoc mii_nway_restart_#t~nondet914#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9712: havoc register_netdev_#t~nondet921#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9583: havoc dma_set_mask_#t~nondet902#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9716: havoc request_threaded_irq_#t~nondet922#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9519: havoc __pci_register_driver_#t~nondet895#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9607: havoc ldv_ndo_init_4_#t~nondet905#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5975: havoc kobject_name_#t~mem51#1.base, kobject_name_#t~mem51#1.offset; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9611: havoc ldv_ndo_uninit_4_#t~nondet906#1; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6046: havoc dev_name_#t~mem66#1.base, dev_name_#t~mem66#1.offset; [2025-03-08 19:51:14,409 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8227: call ULTIMATE.dealloc(amd8111e_probe_one_~#__key~0#1.base, amd8111e_probe_one_~#__key~0#1.offset);havoc amd8111e_probe_one_~#__key~0#1.base, amd8111e_probe_one_~#__key~0#1.offset; [2025-03-08 19:51:14,851 INFO L? ?]: Removed 1811 outVars from TransFormulas that were not future-live. [2025-03-08 19:51:14,851 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 19:51:14,910 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 19:51:14,910 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 19:51:14,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:51:14 BoogieIcfgContainer [2025-03-08 19:51:14,910 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 19:51:14,916 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 19:51:14,916 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 19:51:14,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 19:51:14,920 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 07:51:01" (1/3) ... [2025-03-08 19:51:14,921 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770b9fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:51:14, skipping insertion in model container [2025-03-08 19:51:14,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 07:51:03" (2/3) ... [2025-03-08 19:51:14,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@770b9fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 07:51:14, skipping insertion in model container [2025-03-08 19:51:14,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 07:51:14" (3/3) ... [2025-03-08 19:51:14,924 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--amd8111e.ko-entry_point.cil.out.i [2025-03-08 19:51:14,937 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 19:51:14,941 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, 1766 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2025-03-08 19:51:15,009 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 19:51:15,017 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;@319f1288, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 19:51:15,017 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-08 19:51:15,026 INFO L276 IsEmpty]: Start isEmpty. Operand has 1765 states, 1245 states have (on average 1.3534136546184738) internal successors, (1685), 1275 states have internal predecessors, (1685), 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) [2025-03-08 19:51:15,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2025-03-08 19:51:15,062 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:15,066 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, 1] [2025-03-08 19:51:15,067 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:15,070 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:15,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1205163881, now seen corresponding path program 1 times [2025-03-08 19:51:15,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:15,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761449995] [2025-03-08 19:51:15,077 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:15,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:18,146 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 259 statements into 1 equivalence classes. [2025-03-08 19:51:18,344 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 259 of 259 statements. [2025-03-08 19:51:18,345 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:18,345 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:18,742 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2025-03-08 19:51:18,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:18,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761449995] [2025-03-08 19:51:18,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761449995] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:51:18,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1667478554] [2025-03-08 19:51:18,744 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:18,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:51:18,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:51:18,746 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:51:18,748 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-03-08 19:51:22,137 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 259 statements into 1 equivalence classes. [2025-03-08 19:51:22,526 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 259 of 259 statements. [2025-03-08 19:51:22,526 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:22,526 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:22,541 INFO L256 TraceCheckSpWp]: Trace formula consists of 3239 conjuncts, 1 conjuncts are in the unsatisfiable core [2025-03-08 19:51:22,569 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:51:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2025-03-08 19:51:22,601 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:51:22,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1667478554] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:22,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:51:22,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2025-03-08 19:51:22,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548973338] [2025-03-08 19:51:22,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:22,615 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-08 19:51:22,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:22,631 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-08 19:51:22,632 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 19:51:22,637 INFO L87 Difference]: Start difference. First operand has 1765 states, 1245 states have (on average 1.3534136546184738) internal successors, (1685), 1275 states have internal predecessors, (1685), 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 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-08 19:51:23,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:23,227 INFO L93 Difference]: Finished difference Result 3525 states and 5199 transitions. [2025-03-08 19:51:23,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-08 19:51:23,229 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 259 [2025-03-08 19:51:23,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:23,252 INFO L225 Difference]: With dead ends: 3525 [2025-03-08 19:51:23,253 INFO L226 Difference]: Without dead ends: 1741 [2025-03-08 19:51:23,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 260 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-08 19:51:23,275 INFO L435 NwaCegarLoop]: 2451 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2451 SdHoareTripleChecker+Invalid, 70 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:23,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2451 Invalid, 70 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2025-03-08 19:51:23,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2025-03-08 19:51:23,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1741. [2025-03-08 19:51:23,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1741 states, 1230 states have (on average 1.3235772357723576) internal successors, (1628), 1251 states have internal predecessors, (1628), 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) [2025-03-08 19:51:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 1741 states and 2485 transitions. [2025-03-08 19:51:23,425 INFO L78 Accepts]: Start accepts. Automaton has 1741 states and 2485 transitions. Word has length 259 [2025-03-08 19:51:23,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:23,426 INFO L471 AbstractCegarLoop]: Abstraction has 1741 states and 2485 transitions. [2025-03-08 19:51:23,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 53.5) internal successors, (107), 2 states have internal predecessors, (107), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2025-03-08 19:51:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2485 transitions. [2025-03-08 19:51:23,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2025-03-08 19:51:23,442 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:23,442 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] [2025-03-08 19:51:23,456 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-03-08 19:51:23,643 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2025-03-08 19:51:23,644 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:23,645 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:23,645 INFO L85 PathProgramCache]: Analyzing trace with hash 870099916, now seen corresponding path program 1 times [2025-03-08 19:51:23,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:23,645 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30793530] [2025-03-08 19:51:23,645 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:23,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:26,398 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 223 statements into 1 equivalence classes. [2025-03-08 19:51:26,485 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 223 of 223 statements. [2025-03-08 19:51:26,485 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:26,485 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:26,770 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2025-03-08 19:51:26,770 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:26,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30793530] [2025-03-08 19:51:26,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30793530] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:26,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:26,771 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:26,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036291417] [2025-03-08 19:51:26,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:26,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:26,774 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:26,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:26,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:26,775 INFO L87 Difference]: Start difference. First operand 1741 states and 2485 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) [2025-03-08 19:51:28,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:28,446 INFO L93 Difference]: Finished difference Result 4581 states and 6512 transitions. [2025-03-08 19:51:28,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:28,447 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 [2025-03-08 19:51:28,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:28,467 INFO L225 Difference]: With dead ends: 4581 [2025-03-08 19:51:28,467 INFO L226 Difference]: Without dead ends: 2868 [2025-03-08 19:51:28,475 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 [2025-03-08 19:51:28,476 INFO L435 NwaCegarLoop]: 2495 mSDtfsCounter, 1619 mSDsluCounter, 2278 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1619 SdHoareTripleChecker+Valid, 4773 SdHoareTripleChecker+Invalid, 238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:28,476 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1619 Valid, 4773 Invalid, 238 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2025-03-08 19:51:28,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2868 states. [2025-03-08 19:51:28,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2868 to 2861. [2025-03-08 19:51:28,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2054 states have (on average 1.327653359298929) internal successors, (2727), 2089 states have internal predecessors, (2727), 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) [2025-03-08 19:51:28,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 4058 transitions. [2025-03-08 19:51:28,594 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 4058 transitions. Word has length 223 [2025-03-08 19:51:28,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:28,595 INFO L471 AbstractCegarLoop]: Abstraction has 2861 states and 4058 transitions. [2025-03-08 19:51:28,595 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) [2025-03-08 19:51:28,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 4058 transitions. [2025-03-08 19:51:28,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2025-03-08 19:51:28,602 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:28,602 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, 1] [2025-03-08 19:51:28,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 19:51:28,602 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:28,603 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:28,603 INFO L85 PathProgramCache]: Analyzing trace with hash 377686704, now seen corresponding path program 1 times [2025-03-08 19:51:28,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:28,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2376038] [2025-03-08 19:51:28,603 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:28,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:31,106 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 259 statements into 1 equivalence classes. [2025-03-08 19:51:31,173 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 259 of 259 statements. [2025-03-08 19:51:31,173 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:31,173 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:31,519 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2025-03-08 19:51:31,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:31,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2376038] [2025-03-08 19:51:31,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2376038] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:31,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:31,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:31,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040855536] [2025-03-08 19:51:31,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:31,520 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:31,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:31,521 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:31,521 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:31,522 INFO L87 Difference]: Start difference. First operand 2861 states and 4058 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2025-03-08 19:51:33,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:33,086 INFO L93 Difference]: Finished difference Result 7519 states and 10690 transitions. [2025-03-08 19:51:33,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:33,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 259 [2025-03-08 19:51:33,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:33,116 INFO L225 Difference]: With dead ends: 7519 [2025-03-08 19:51:33,116 INFO L226 Difference]: Without dead ends: 4686 [2025-03-08 19:51:33,128 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 [2025-03-08 19:51:33,129 INFO L435 NwaCegarLoop]: 3402 mSDtfsCounter, 1986 mSDsluCounter, 2326 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1986 SdHoareTripleChecker+Valid, 5728 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:33,129 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1986 Valid, 5728 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2025-03-08 19:51:33,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2025-03-08 19:51:33,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 4681. [2025-03-08 19:51:33,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4681 states, 3361 states have (on average 1.3326390955072895) internal successors, (4479), 3419 states have internal predecessors, (4479), 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) [2025-03-08 19:51:33,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 4681 states and 6664 transitions. [2025-03-08 19:51:33,320 INFO L78 Accepts]: Start accepts. Automaton has 4681 states and 6664 transitions. Word has length 259 [2025-03-08 19:51:33,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:33,321 INFO L471 AbstractCegarLoop]: Abstraction has 4681 states and 6664 transitions. [2025-03-08 19:51:33,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2025-03-08 19:51:33,321 INFO L276 IsEmpty]: Start isEmpty. Operand 4681 states and 6664 transitions. [2025-03-08 19:51:33,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2025-03-08 19:51:33,330 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:33,331 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, 1, 1] [2025-03-08 19:51:33,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 19:51:33,331 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:33,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:33,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1683518515, now seen corresponding path program 1 times [2025-03-08 19:51:33,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:33,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916957917] [2025-03-08 19:51:33,332 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:33,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:35,783 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 289 statements into 1 equivalence classes. [2025-03-08 19:51:35,834 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 289 of 289 statements. [2025-03-08 19:51:35,834 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:35,834 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:36,165 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2025-03-08 19:51:36,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:36,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916957917] [2025-03-08 19:51:36,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916957917] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:36,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:36,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:36,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768324853] [2025-03-08 19:51:36,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:36,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:36,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:36,166 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:36,166 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:36,166 INFO L87 Difference]: Start difference. First operand 4681 states and 6664 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2025-03-08 19:51:36,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:36,743 INFO L93 Difference]: Finished difference Result 9320 states and 13277 transitions. [2025-03-08 19:51:36,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:36,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 289 [2025-03-08 19:51:36,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:36,771 INFO L225 Difference]: With dead ends: 9320 [2025-03-08 19:51:36,772 INFO L226 Difference]: Without dead ends: 4681 [2025-03-08 19:51:36,786 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 [2025-03-08 19:51:36,788 INFO L435 NwaCegarLoop]: 2413 mSDtfsCounter, 2481 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2481 SdHoareTripleChecker+Valid, 2413 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:36,788 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2481 Valid, 2413 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2025-03-08 19:51:36,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4681 states. [2025-03-08 19:51:36,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4681 to 4681. [2025-03-08 19:51:36,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4681 states, 3361 states have (on average 1.3320440345135376) internal successors, (4477), 3419 states have internal predecessors, (4477), 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) [2025-03-08 19:51:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4681 states to 4681 states and 6662 transitions. [2025-03-08 19:51:36,944 INFO L78 Accepts]: Start accepts. Automaton has 4681 states and 6662 transitions. Word has length 289 [2025-03-08 19:51:36,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:36,945 INFO L471 AbstractCegarLoop]: Abstraction has 4681 states and 6662 transitions. [2025-03-08 19:51:36,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2025-03-08 19:51:36,946 INFO L276 IsEmpty]: Start isEmpty. Operand 4681 states and 6662 transitions. [2025-03-08 19:51:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2025-03-08 19:51:36,952 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:36,952 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, 1, 1] [2025-03-08 19:51:36,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 19:51:36,953 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:36,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:36,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1412732753, now seen corresponding path program 1 times [2025-03-08 19:51:36,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:36,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666578777] [2025-03-08 19:51:36,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:36,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:39,537 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 338 statements into 1 equivalence classes. [2025-03-08 19:51:39,610 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 338 of 338 statements. [2025-03-08 19:51:39,611 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:39,611 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2025-03-08 19:51:39,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:39,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666578777] [2025-03-08 19:51:39,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666578777] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:39,950 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:39,950 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:39,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387740648] [2025-03-08 19:51:39,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:39,951 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:39,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:39,951 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:39,951 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:39,951 INFO L87 Difference]: Start difference. First operand 4681 states and 6662 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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) [2025-03-08 19:51:43,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:51:45,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:45,889 INFO L93 Difference]: Finished difference Result 11246 states and 16044 transitions. [2025-03-08 19:51:45,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:45,890 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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 338 [2025-03-08 19:51:45,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:45,922 INFO L225 Difference]: With dead ends: 11246 [2025-03-08 19:51:45,923 INFO L226 Difference]: Without dead ends: 6607 [2025-03-08 19:51:45,933 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 [2025-03-08 19:51:45,934 INFO L435 NwaCegarLoop]: 4166 mSDtfsCounter, 2159 mSDsluCounter, 2178 mSDsCounter, 0 mSdLazyCounter, 247 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2159 SdHoareTripleChecker+Valid, 6344 SdHoareTripleChecker+Invalid, 269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 247 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:45,934 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2159 Valid, 6344 Invalid, 269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 247 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-03-08 19:51:45,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6607 states. [2025-03-08 19:51:46,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6607 to 6596. [2025-03-08 19:51:46,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6596 states, 4754 states have (on average 1.3340344972654608) internal successors, (6342), 4835 states have internal predecessors, (6342), 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) [2025-03-08 19:51:46,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6596 states to 6596 states and 9389 transitions. [2025-03-08 19:51:46,124 INFO L78 Accepts]: Start accepts. Automaton has 6596 states and 9389 transitions. Word has length 338 [2025-03-08 19:51:46,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:46,125 INFO L471 AbstractCegarLoop]: Abstraction has 6596 states and 9389 transitions. [2025-03-08 19:51:46,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 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) [2025-03-08 19:51:46,129 INFO L276 IsEmpty]: Start isEmpty. Operand 6596 states and 9389 transitions. [2025-03-08 19:51:46,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2025-03-08 19:51:46,138 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:46,138 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] [2025-03-08 19:51:46,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 19:51:46,138 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:46,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:46,139 INFO L85 PathProgramCache]: Analyzing trace with hash 594529185, now seen corresponding path program 1 times [2025-03-08 19:51:46,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:46,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474348308] [2025-03-08 19:51:46,139 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:46,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:48,500 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 353 statements into 1 equivalence classes. [2025-03-08 19:51:48,557 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 353 of 353 statements. [2025-03-08 19:51:48,558 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:48,558 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:48,888 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2025-03-08 19:51:48,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:48,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474348308] [2025-03-08 19:51:48,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474348308] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:48,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:48,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:48,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893834757] [2025-03-08 19:51:48,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:48,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:48,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:48,890 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:48,890 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:48,891 INFO L87 Difference]: Start difference. First operand 6596 states and 9389 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) [2025-03-08 19:51:52,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 19:51:54,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:54,965 INFO L93 Difference]: Finished difference Result 15070 states and 21473 transitions. [2025-03-08 19:51:54,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:54,965 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 [2025-03-08 19:51:54,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:55,013 INFO L225 Difference]: With dead ends: 15070 [2025-03-08 19:51:55,013 INFO L226 Difference]: Without dead ends: 8516 [2025-03-08 19:51:55,034 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 [2025-03-08 19:51:55,034 INFO L435 NwaCegarLoop]: 3476 mSDtfsCounter, 2105 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 21 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2105 SdHoareTripleChecker+Valid, 5736 SdHoareTripleChecker+Invalid, 260 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:55,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2105 Valid, 5736 Invalid, 260 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 238 Invalid, 1 Unknown, 0 Unchecked, 5.9s Time] [2025-03-08 19:51:55,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8516 states. [2025-03-08 19:51:55,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8516 to 8511. [2025-03-08 19:51:55,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8511 states, 6141 states have (on average 1.3339846930467352) internal successors, (8192), 6246 states have internal predecessors, (8192), 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) [2025-03-08 19:51:55,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8511 states to 8511 states and 12101 transitions. [2025-03-08 19:51:55,274 INFO L78 Accepts]: Start accepts. Automaton has 8511 states and 12101 transitions. Word has length 353 [2025-03-08 19:51:55,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:55,275 INFO L471 AbstractCegarLoop]: Abstraction has 8511 states and 12101 transitions. [2025-03-08 19:51:55,276 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) [2025-03-08 19:51:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 8511 states and 12101 transitions. [2025-03-08 19:51:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2025-03-08 19:51:55,291 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:55,291 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] [2025-03-08 19:51:55,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 19:51:55,292 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:55,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:55,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1317353474, now seen corresponding path program 1 times [2025-03-08 19:51:55,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:55,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147357065] [2025-03-08 19:51:55,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:55,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:51:57,793 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 389 statements into 1 equivalence classes. [2025-03-08 19:51:57,860 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 389 of 389 statements. [2025-03-08 19:51:57,860 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:51:57,860 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:51:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 863 trivial. 0 not checked. [2025-03-08 19:51:58,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:51:58,115 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147357065] [2025-03-08 19:51:58,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147357065] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:51:58,115 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:51:58,115 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:51:58,115 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114900734] [2025-03-08 19:51:58,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:51:58,115 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:51:58,115 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:51:58,116 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:51:58,116 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:51:58,116 INFO L87 Difference]: Start difference. First operand 8511 states and 12101 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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) [2025-03-08 19:51:59,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:51:59,459 INFO L93 Difference]: Finished difference Result 16982 states and 24155 transitions. [2025-03-08 19:51:59,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:51:59,459 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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 389 [2025-03-08 19:51:59,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:51:59,507 INFO L225 Difference]: With dead ends: 16982 [2025-03-08 19:51:59,507 INFO L226 Difference]: Without dead ends: 8513 [2025-03-08 19:51:59,534 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 [2025-03-08 19:51:59,535 INFO L435 NwaCegarLoop]: 2413 mSDtfsCounter, 0 mSDsluCounter, 2408 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4821 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:51:59,536 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4821 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 19:51:59,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8513 states. [2025-03-08 19:51:59,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8513 to 8513. [2025-03-08 19:51:59,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8513 states, 6143 states have (on average 1.3338759563731075) internal successors, (8194), 6248 states have internal predecessors, (8194), 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) [2025-03-08 19:51:59,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8513 states to 8513 states and 12103 transitions. [2025-03-08 19:51:59,806 INFO L78 Accepts]: Start accepts. Automaton has 8513 states and 12103 transitions. Word has length 389 [2025-03-08 19:51:59,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:51:59,807 INFO L471 AbstractCegarLoop]: Abstraction has 8513 states and 12103 transitions. [2025-03-08 19:51:59,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 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) [2025-03-08 19:51:59,808 INFO L276 IsEmpty]: Start isEmpty. Operand 8513 states and 12103 transitions. [2025-03-08 19:51:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2025-03-08 19:51:59,824 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:51:59,824 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] [2025-03-08 19:51:59,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 19:51:59,824 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:51:59,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:51:59,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1064624324, now seen corresponding path program 1 times [2025-03-08 19:51:59,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:51:59,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930835898] [2025-03-08 19:51:59,825 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:51:59,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:52:02,570 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 390 statements into 1 equivalence classes. [2025-03-08 19:52:02,621 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 390 of 390 statements. [2025-03-08 19:52:02,622 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:52:02,623 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:52:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2025-03-08 19:52:02,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:52:02,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930835898] [2025-03-08 19:52:02,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930835898] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:52:02,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 19:52:02,919 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 19:52:02,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426241491] [2025-03-08 19:52:02,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:52:02,920 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:52:02,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:52:02,921 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:52:02,921 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 19:52:02,921 INFO L87 Difference]: Start difference. First operand 8513 states and 12103 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) [2025-03-08 19:52:04,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:52:04,299 INFO L93 Difference]: Finished difference Result 17064 states and 24324 transitions. [2025-03-08 19:52:04,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:52:04,300 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 [2025-03-08 19:52:04,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:52:04,336 INFO L225 Difference]: With dead ends: 17064 [2025-03-08 19:52:04,336 INFO L226 Difference]: Without dead ends: 8593 [2025-03-08 19:52:04,358 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 [2025-03-08 19:52:04,359 INFO L435 NwaCegarLoop]: 2405 mSDtfsCounter, 12 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 4804 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2025-03-08 19:52:04,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 4804 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2025-03-08 19:52:04,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8593 states. [2025-03-08 19:52:04,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8593 to 8523. [2025-03-08 19:52:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8523 states, 6153 states have (on average 1.3333333333333333) internal successors, (8204), 6258 states have internal predecessors, (8204), 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) [2025-03-08 19:52:04,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8523 states to 8523 states and 12113 transitions. [2025-03-08 19:52:04,598 INFO L78 Accepts]: Start accepts. Automaton has 8523 states and 12113 transitions. Word has length 390 [2025-03-08 19:52:04,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:52:04,599 INFO L471 AbstractCegarLoop]: Abstraction has 8523 states and 12113 transitions. [2025-03-08 19:52:04,599 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) [2025-03-08 19:52:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 8523 states and 12113 transitions. [2025-03-08 19:52:04,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2025-03-08 19:52:04,614 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:52:04,614 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] [2025-03-08 19:52:04,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2025-03-08 19:52:04,615 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:52:04,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:52:04,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1703612220, now seen corresponding path program 1 times [2025-03-08 19:52:04,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:52:04,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615016459] [2025-03-08 19:52:04,616 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:52:04,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:52:07,070 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 398 statements into 1 equivalence classes. [2025-03-08 19:52:07,149 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 398 of 398 statements. [2025-03-08 19:52:07,150 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:52:07,150 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:52:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2025-03-08 19:52:07,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:52:07,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615016459] [2025-03-08 19:52:07,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615016459] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:52:07,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1162799362] [2025-03-08 19:52:07,581 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:52:07,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:52:07,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:52:07,583 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:52:07,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-03-08 19:52:10,781 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 398 statements into 1 equivalence classes. [2025-03-08 19:52:11,080 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 398 of 398 statements. [2025-03-08 19:52:11,081 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:52:11,081 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:52:11,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 3910 conjuncts, 2 conjuncts are in the unsatisfiable core [2025-03-08 19:52:11,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:52:11,184 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2025-03-08 19:52:11,184 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-03-08 19:52:11,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1162799362] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 19:52:11,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-03-08 19:52:11,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2025-03-08 19:52:11,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354535899] [2025-03-08 19:52:11,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 19:52:11,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 19:52:11,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:52:11,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 19:52:11,185 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:52:11,185 INFO L87 Difference]: Start difference. First operand 8523 states and 12113 transitions. Second operand has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2025-03-08 19:52:12,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 19:52:12,368 INFO L93 Difference]: Finished difference Result 8531 states and 12125 transitions. [2025-03-08 19:52:12,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 19:52:12,369 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 398 [2025-03-08 19:52:12,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 19:52:12,405 INFO L225 Difference]: With dead ends: 8531 [2025-03-08 19:52:12,405 INFO L226 Difference]: Without dead ends: 8528 [2025-03-08 19:52:12,414 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2025-03-08 19:52:12,417 INFO L435 NwaCegarLoop]: 2413 mSDtfsCounter, 0 mSDsluCounter, 2408 mSDsCounter, 0 mSdLazyCounter, 146 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4821 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2025-03-08 19:52:12,417 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4821 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 146 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2025-03-08 19:52:12,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8528 states. [2025-03-08 19:52:12,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8528 to 8528. [2025-03-08 19:52:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8528 states, 6158 states have (on average 1.3330626826891847) internal successors, (8209), 6263 states have internal predecessors, (8209), 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) [2025-03-08 19:52:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8528 states to 8528 states and 12118 transitions. [2025-03-08 19:52:12,721 INFO L78 Accepts]: Start accepts. Automaton has 8528 states and 12118 transitions. Word has length 398 [2025-03-08 19:52:12,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 19:52:12,722 INFO L471 AbstractCegarLoop]: Abstraction has 8528 states and 12118 transitions. [2025-03-08 19:52:12,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.333333333333336) internal successors, (142), 3 states have internal predecessors, (142), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2025-03-08 19:52:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 8528 states and 12118 transitions. [2025-03-08 19:52:12,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2025-03-08 19:52:12,737 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 19:52:12,737 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, 1] [2025-03-08 19:52:12,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-03-08 19:52:12,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2025-03-08 19:52:12,939 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-08 19:52:12,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 19:52:12,939 INFO L85 PathProgramCache]: Analyzing trace with hash -872749882, now seen corresponding path program 1 times [2025-03-08 19:52:12,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 19:52:12,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656735527] [2025-03-08 19:52:12,940 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:52:12,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 19:52:15,396 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 400 statements into 1 equivalence classes. [2025-03-08 19:52:15,470 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 400 of 400 statements. [2025-03-08 19:52:15,470 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:52:15,470 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:52:15,948 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2025-03-08 19:52:15,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 19:52:15,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656735527] [2025-03-08 19:52:15,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656735527] provided 0 perfect and 1 imperfect interpolant sequences [2025-03-08 19:52:15,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22539318] [2025-03-08 19:52:15,949 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 19:52:15,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-03-08 19:52:15,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 19:52:15,951 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-03-08 19:52:15,953 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-03-08 19:52:19,148 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 400 statements into 1 equivalence classes. [2025-03-08 19:52:19,441 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 400 of 400 statements. [2025-03-08 19:52:19,441 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 19:52:19,441 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 19:52:19,457 INFO L256 TraceCheckSpWp]: Trace formula consists of 3915 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-03-08 19:52:19,465 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-03-08 19:52:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2025-03-08 19:52:19,656 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-03-08 19:52:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 884 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 883 trivial. 0 not checked. [2025-03-08 19:52:22,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [22539318] provided 0 perfect and 2 imperfect interpolant sequences [2025-03-08 19:52:22,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-03-08 19:52:22,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2025-03-08 19:52:22,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152494286] [2025-03-08 19:52:22,456 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-03-08 19:52:22,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2025-03-08 19:52:22,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 19:52:22,457 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2025-03-08 19:52:22,457 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2025-03-08 19:52:22,457 INFO L87 Difference]: Start difference. First operand 8528 states and 12118 transitions. Second operand has 7 states, 7 states have (on average 23.285714285714285) internal successors, (163), 7 states have internal predecessors, (163), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38)