./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.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 8dda3f7c080a6e7302d861accabde0bee64e4cb5e7a0fb77650fdd775ecd7779 --- Real Ultimate output --- This is Ultimate 0.3.0-?-e2fb8be-m [2025-03-08 20:18:27,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-08 20:18:27,261 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-03-08 20:18:27,265 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-08 20:18:27,266 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-08 20:18:27,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-08 20:18:27,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-08 20:18:27,290 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-08 20:18:27,290 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-08 20:18:27,290 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-08 20:18:27,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-08 20:18:27,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-08 20:18:27,291 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-08 20:18:27,291 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-08 20:18:27,292 INFO L153 SettingsManager]: * Use SBE=true [2025-03-08 20:18:27,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-08 20:18:27,292 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-08 20:18:27,292 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-08 20:18:27,293 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:18:27,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-08 20:18:27,293 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-08 20:18:27,294 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-08 20:18:27,294 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-08 20:18:27,294 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-08 20:18:27,294 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 -> 8dda3f7c080a6e7302d861accabde0bee64e4cb5e7a0fb77650fdd775ecd7779 [2025-03-08 20:18:27,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-08 20:18:27,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-08 20:18:27,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-08 20:18:27,542 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-08 20:18:27,543 INFO L274 PluginConnector]: CDTParser initialized [2025-03-08 20:18:27,544 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2025-03-08 20:18:28,704 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750015151/dc1d9da04de14cd6807552bdfb0b591c/FLAG56a1754f1 [2025-03-08 20:18:29,214 INFO L384 CDTParser]: Found 1 translation units. [2025-03-08 20:18:29,215 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2025-03-08 20:18:29,254 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750015151/dc1d9da04de14cd6807552bdfb0b591c/FLAG56a1754f1 [2025-03-08 20:18:29,264 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/750015151/dc1d9da04de14cd6807552bdfb0b591c [2025-03-08 20:18:29,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-08 20:18:29,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-08 20:18:29,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-08 20:18:29,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-08 20:18:29,273 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-08 20:18:29,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:18:29" (1/1) ... [2025-03-08 20:18:29,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37cc876b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:29, skipping insertion in model container [2025-03-08 20:18:29,276 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.03 08:18:29" (1/1) ... [2025-03-08 20:18:29,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-08 20:18:31,773 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334651,334664] [2025-03-08 20:18:31,775 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334820,334833] [2025-03-08 20:18:31,776 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334987,335000] [2025-03-08 20:18:31,776 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335155,335168] [2025-03-08 20:18:31,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:18:31,859 INFO L200 MainTranslator]: Completed pre-run [2025-03-08 20:18:31,922 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"); [5286] [2025-03-08 20:18:31,924 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)); [5293] [2025-03-08 20:18:31,925 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5300] [2025-03-08 20:18:31,927 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5339-5340] [2025-03-08 20:18:31,928 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.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5345-5347] [2025-03-08 20:18:31,929 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [5372-5373] [2025-03-08 20:18:31,929 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.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [5378-5380] [2025-03-08 20:18:31,929 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 *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/f860c18/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [5404-5405] [2025-03-08 20:18:31,929 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" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5410-5412] [2025-03-08 20:18:31,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5564] [2025-03-08 20:18:31,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [5572] [2025-03-08 20:18:31,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5580] [2025-03-08 20:18:31,932 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [5587] [2025-03-08 20:18:31,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [5594] [2025-03-08 20:18:31,933 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5601] [2025-03-08 20:18:31,939 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)); [5696-5697] [2025-03-08 20:18:31,941 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)); [5730-5731] [2025-03-08 20:18:31,946 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" (502), "i" (12UL)); [5966-5967] [2025-03-08 20:18:31,947 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5973] [2025-03-08 20:18:31,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6670] [2025-03-08 20:18:31,986 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7126] [2025-03-08 20:18:32,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7718] [2025-03-08 20:18:32,090 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334651,334664] [2025-03-08 20:18:32,090 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334820,334833] [2025-03-08 20:18:32,091 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[334987,335000] [2025-03-08 20:18:32,091 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-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i[335155,335168] [2025-03-08 20:18:32,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-08 20:18:32,233 INFO L204 MainTranslator]: Completed translation [2025-03-08 20:18:32,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32 WrapperNode [2025-03-08 20:18:32,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-08 20:18:32,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-08 20:18:32,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-08 20:18:32,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-08 20:18:32,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:32,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:32,503 INFO L138 Inliner]: procedures = 454, calls = 1845, calls flagged for inlining = 226, calls inlined = 204, statements flattened = 5129 [2025-03-08 20:18:32,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-08 20:18:32,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-08 20:18:32,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-08 20:18:32,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-08 20:18:32,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:32,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:32,545 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,219 INFO L175 MemorySlicer]: Split 751 memory accesses to 19 slices as follows [3, 1, 17, 2, 4, 9, 9, 4, 9, 3, 5, 5, 52, 3, 2, 6, 609, 2, 6]. 81 percent of accesses are in the largest equivalence class. The 57 initializations are split as follows [0, 1, 0, 2, 0, 8, 8, 4, 8, 3, 5, 5, 0, 1, 0, 0, 6, 0, 6]. The 366 writes are split as follows [0, 0, 7, 0, 2, 0, 0, 0, 0, 0, 0, 0, 42, 0, 1, 2, 311, 1, 0]. [2025-03-08 20:18:33,219 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,220 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,322 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,334 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-08 20:18:33,421 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-08 20:18:33,421 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-08 20:18:33,421 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-08 20:18:33,422 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (1/1) ... [2025-03-08 20:18:33,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-08 20:18:33,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-08 20:18:33,451 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 20:18:33,455 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 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_stats [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_stats [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2025-03-08 20:18:33,476 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2025-03-08 20:18:33,476 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_61 [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_61 [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_tx_timeout [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_tx_timeout [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2025-03-08 20:18:33,477 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_read [2025-03-08 20:18:33,477 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_read [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2025-03-08 20:18:33,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_nway_reset [2025-03-08 20:18:33,479 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_nway_reset [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2025-03-08 20:18:33,479 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_rx_buff_len [2025-03-08 20:18:33,479 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_rx_buff_len [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2025-03-08 20:18:33,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_open [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_open [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2025-03-08 20:18:33,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2025-03-08 20:18:33,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2025-03-08 20:18:33,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2025-03-08 20:18:33,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_write_phy [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_write_phy [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_phy [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_phy [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2025-03-08 20:18:33,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2025-03-08 20:18:33,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2025-03-08 20:18:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2025-03-08 20:18:33,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2025-03-08 20:18:33,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_remove_one [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_remove_one [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_free_skbs [2025-03-08 20:18:33,484 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_free_skbs [2025-03-08 20:18:33,484 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_close [2025-03-08 20:18:33,485 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_close [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2025-03-08 20:18:33,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2025-03-08 20:18:33,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:18:33,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2025-03-08 20:18:33,486 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2025-03-08 20:18:33,486 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_mdio_write [2025-03-08 20:18:33,486 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_mdio_write [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_read_mib [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_read_mib [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_interrupt [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_interrupt [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_coalesce [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_coalesce [2025-03-08 20:18:33,487 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2025-03-08 20:18:33,487 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2025-03-08 20:18:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2025-03-08 20:18:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2025-03-08 20:18:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2025-03-08 20:18:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2025-03-08 20:18:33,488 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-03-08 20:18:33,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_disable_interrupt [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_disable_interrupt [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_set_multicast_list [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_set_multicast_list [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_resume [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_resume [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_66 [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_66 [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_restart [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_restart [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2025-03-08 20:18:33,489 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2025-03-08 20:18:33,489 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_stop_chip [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_stop_chip [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_68 [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_68 [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_poll [2025-03-08 20:18:33,490 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_poll [2025-03-08 20:18:33,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2025-03-08 20:18:33,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_amd8111e_priv [2025-03-08 20:18:33,491 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2025-03-08 20:18:33,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2025-03-08 20:18:33,491 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2025-03-08 20:18:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure amd8111e_get_regs_len [2025-03-08 20:18:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure amd8111e_get_regs_len [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2025-03-08 20:18:33,492 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2025-03-08 20:18:33,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_amd8111e_priv [2025-03-08 20:18:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_amd8111e_priv [2025-03-08 20:18:33,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2025-03-08 20:18:33,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2025-03-08 20:18:34,166 INFO L256 CfgBuilder]: Building ICFG [2025-03-08 20:18:34,169 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-08 20:18:34,192 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2025-03-08 20:18:34,362 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12642: havoc netpoll_trap_#t~nondet1059#1; [2025-03-08 20:18:34,886 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5650: havoc is_device_dma_capable_#t~mem54#1.base, is_device_dma_capable_#t~mem54#1.offset;havoc is_device_dma_capable_#t~mem55#1.base, is_device_dma_capable_#t~mem55#1.offset;havoc is_device_dma_capable_#t~mem56#1;havoc is_device_dma_capable_#t~short57#1; [2025-03-08 20:18:34,903 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10685: havoc ldv_dev_get_drvdata_#t~mem938#1.base, ldv_dev_get_drvdata_#t~mem938#1.offset;havoc ldv_dev_get_drvdata_#t~mem939#1.base, ldv_dev_get_drvdata_#t~mem939#1.offset; [2025-03-08 20:18:34,909 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12694: havoc #t~nondet1070; [2025-03-08 20:18:34,911 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12556: havoc #t~nondet1050; [2025-03-08 20:18:34,925 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5430: havoc #t~bitwise25; [2025-03-08 20:18:34,929 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12489: havoc __pci_enable_wake_#t~nondet1042#1; [2025-03-08 20:18:35,017 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7765: 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 20:18:35,018 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12528: havoc crc32_le_#t~nondet1046#1; [2025-03-08 20:18:35,043 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10574-1: ldv_mod_timer_99_#res#1 := ldv_mod_timer_99_~ldv_func_res~3#1; [2025-03-08 20:18:35,045 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12677: havoc #t~nondet1064; [2025-03-08 20:18:35,050 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8925: #res#1 := ~arg0#1; [2025-03-08 20:18:35,060 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5983: havoc #t~mem155.base, #t~mem155.offset; [2025-03-08 20:18:35,074 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6420: havoc #t~mem251;call ULTIMATE.dealloc(~#reg_val~2.base, ~#reg_val~2.offset);havoc ~#reg_val~2.base, ~#reg_val~2.offset; [2025-03-08 20:18:35,128 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12612: havoc mii_nway_restart_#t~nondet1056#1; [2025-03-08 20:18:35,140 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5672: havoc #t~mem81.base, #t~mem81.offset; [2025-03-08 20:18:35,484 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10524-1: ldv_request_irq_70_#res#1 := ldv_request_irq_70_~ldv_func_res~1#1; [2025-03-08 20:18:35,485 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10095-1: ldv_request_irq_#res#1 := ldv_request_irq_~arg0#1; [2025-03-08 20:18:35,485 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L6869: 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 20:18:35,485 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12685: havoc request_threaded_irq_#t~nondet1066#1; [2025-03-08 20:18:35,496 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12497: havoc #t~nondet1044; [2025-03-08 20:18:35,499 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12544: havoc #t~nondet1047; [2025-03-08 20:18:35,514 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5308: havoc #t~mem0;havoc #t~bitwise1; [2025-03-08 20:18:35,584 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5302: #res := 1; [2025-03-08 20:18:35,659 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9476: #res#1 := ~arg0#1; [2025-03-08 20:18:35,715 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10609-1: ldv_mod_timer_103_#res#1 := ldv_mod_timer_103_~ldv_func_res~4#1; [2025-03-08 20:18:35,729 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12616: havoc #t~nondet1057; [2025-03-08 20:18:35,756 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12670: havoc #t~nondet1063; [2025-03-08 20:18:42,231 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8890-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:42,231 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12590: havoc ldv_pre_register_netdev_#t~nondet1052#1; [2025-03-08 20:18:42,231 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12656: havoc pci_request_regions_#t~nondet1061#1; [2025-03-08 20:18:42,231 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8892-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8433: 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;call ULTIMATE.dealloc(amd8111e_probe_one_~#__key___0~0#1.base, amd8111e_probe_one_~#__key___0~0#1.offset);havoc amd8111e_probe_one_~#__key___0~0#1.base, amd8111e_probe_one_~#__key___0~0#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint main_returnLabel#1: #t~ret1072#1 := main_#res#1;havoc main_#t~ret853#1, main_~tmp~74#1;assume { :end_inline_main } true; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12663: havoc pci_save_state_#t~nondet1062#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12600: havoc mii_ethtool_gset_#t~nondet1053#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9762: call ULTIMATE.dealloc(ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset);havoc ldv_pci_instance_suspend_2_8_~#arg2#1.base, ldv_pci_instance_suspend_2_8_~#arg2#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12604: havoc mii_ethtool_sset_#t~nondet1054#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8376: 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 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10625-1: ldv_alloc_etherdev_mqs_104_#res#1.base, ldv_alloc_etherdev_mqs_104_#res#1.offset := ldv_alloc_etherdev_mqs_104_~ldv_func_res~5#1.base, ldv_alloc_etherdev_mqs_104_~ldv_func_res~5#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10559-1: ldv_del_timer_sync_96_#res#1 := ldv_del_timer_sync_96_~ldv_func_res~2#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12608: havoc mii_link_ok_#t~nondet1055#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L9773: call ULTIMATE.dealloc(ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset);havoc ldv_pci_instance_suspend_late_2_7_~#arg2#1.base, ldv_pci_instance_suspend_late_2_7_~#arg2#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12548: havoc dma_set_mask_#t~nondet1048#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12681: havoc register_netdev_#t~nondet1065#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L7994: call ULTIMATE.dealloc(amd8111e_ioctl_~#mii_regval~0#1.base, amd8111e_ioctl_~#mii_regval~0#1.offset);havoc amd8111e_ioctl_~#mii_regval~0#1.base, amd8111e_ioctl_~#mii_regval~0#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10640-1: ldv_register_netdev_105_#res#1 := ldv_register_netdev_105_~ldv_func_res~6#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5622: havoc dev_name_#t~mem50#1.base, dev_name_#t~mem50#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12493: havoc __pci_register_driver_#t~nondet1043#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L5557: havoc kobject_name_#t~mem44#1.base, kobject_name_#t~mem44#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10051-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10052-1: ldv_register_netdev_#res#1 := ldv_register_netdev_~arg0#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8868-1: ldv___pci_register_driver_#res#1 := ldv___pci_register_driver_~arg0#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12568: havoc ioremap_nocache_#t~ret1051#1.base, ioremap_nocache_#t~ret1051#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10667-1: ldv___pci_register_driver_107_#res#1 := ldv___pci_register_driver_107_~ldv_func_res~7#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12649: havoc pci_enable_device_#t~nondet1060#1; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L8887-1: ldv_alloc_etherdev_mqs_#res#1.base, ldv_alloc_etherdev_mqs_#res#1.offset := ldv_alloc_etherdev_mqs_~arg0#1.base, ldv_alloc_etherdev_mqs_~arg0#1.offset; [2025-03-08 20:18:42,232 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L12521: havoc alloc_etherdev_mqs_#t~ret1045#1.base, alloc_etherdev_mqs_#t~ret1045#1.offset; [2025-03-08 20:18:42,515 INFO L1307 $ProcedureCfgBuilder]: dead code at ProgramPoint L10486-1: ldv_del_timer_sync_67_#res#1 := ldv_del_timer_sync_67_~ldv_func_res~0#1; [2025-03-08 20:18:43,409 INFO L? ?]: Removed 2395 outVars from TransFormulas that were not future-live. [2025-03-08 20:18:43,409 INFO L307 CfgBuilder]: Performing block encoding [2025-03-08 20:18:43,486 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-08 20:18:43,486 INFO L336 CfgBuilder]: Removed 1 assume(true) statements. [2025-03-08 20:18:43,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:18:43 BoogieIcfgContainer [2025-03-08 20:18:43,487 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-08 20:18:43,489 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-08 20:18:43,491 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-08 20:18:43,495 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-08 20:18:43,495 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.03 08:18:29" (1/3) ... [2025-03-08 20:18:43,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161733c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:18:43, skipping insertion in model container [2025-03-08 20:18:43,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.03 08:18:32" (2/3) ... [2025-03-08 20:18:43,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@161733c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.03 08:18:43, skipping insertion in model container [2025-03-08 20:18:43,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.03 08:18:43" (3/3) ... [2025-03-08 20:18:43,498 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i [2025-03-08 20:18:43,510 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-08 20:18:43,513 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-ethernet-amd-amd8111e.cil.i that has 100 procedures, 2074 locations, 1 initial locations, 4 loop locations, and 3 error locations. [2025-03-08 20:18:43,601 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-08 20:18:43,610 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;@14b2637b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-08 20:18:43,611 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2025-03-08 20:18:43,623 INFO L276 IsEmpty]: Start isEmpty. Operand has 2072 states, 1434 states have (on average 1.294979079497908) internal successors, (1857), 1462 states have internal predecessors, (1857), 537 states have call successors, (537), 99 states have call predecessors, (537), 98 states have return successors, (532), 525 states have call predecessors, (532), 532 states have call successors, (532) [2025-03-08 20:18:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2025-03-08 20:18:43,636 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:18:43,637 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:43,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:18:43,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:18:43,641 INFO L85 PathProgramCache]: Analyzing trace with hash -558210268, now seen corresponding path program 1 times [2025-03-08 20:18:43,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:18:43,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2089941576] [2025-03-08 20:18:43,648 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:18:43,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:18:46,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 134 statements into 1 equivalence classes. [2025-03-08 20:18:46,275 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 134 of 134 statements. [2025-03-08 20:18:46,277 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:18:46,277 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:18:46,852 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-08 20:18:46,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:18:46,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2089941576] [2025-03-08 20:18:46,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2089941576] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:18:46,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:18:46,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:18:46,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611065304] [2025-03-08 20:18:46,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:18:46,858 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:18:46,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:18:46,873 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:18:46,873 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:18:46,880 INFO L87 Difference]: Start difference. First operand has 2072 states, 1434 states have (on average 1.294979079497908) internal successors, (1857), 1462 states have internal predecessors, (1857), 537 states have call successors, (537), 99 states have call predecessors, (537), 98 states have return successors, (532), 525 states have call predecessors, (532), 532 states have call successors, (532) Second operand has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 20:18:50,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:18:52,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:18:52,390 INFO L93 Difference]: Finished difference Result 6092 states and 8882 transitions. [2025-03-08 20:18:52,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:18:52,392 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 134 [2025-03-08 20:18:52,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:18:52,436 INFO L225 Difference]: With dead ends: 6092 [2025-03-08 20:18:52,436 INFO L226 Difference]: Without dead ends: 4035 [2025-03-08 20:18:52,457 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 20:18:52,459 INFO L435 NwaCegarLoop]: 2838 mSDtfsCounter, 2788 mSDsluCounter, 2776 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2788 SdHoareTripleChecker+Valid, 5614 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.2s IncrementalHoareTripleChecker+Time [2025-03-08 20:18:52,461 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2788 Valid, 5614 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 150 Invalid, 1 Unknown, 0 Unchecked, 5.2s Time] [2025-03-08 20:18:52,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4035 states. [2025-03-08 20:18:52,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4035 to 4031. [2025-03-08 20:18:52,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4031 states, 2806 states have (on average 1.2715609408410549) internal successors, (3568), 2860 states have internal predecessors, (3568), 1029 states have call successors, (1029), 194 states have call predecessors, (1029), 193 states have return successors, (1026), 1012 states have call predecessors, (1026), 1026 states have call successors, (1026) [2025-03-08 20:18:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 4031 states and 5623 transitions. [2025-03-08 20:18:52,724 INFO L78 Accepts]: Start accepts. Automaton has 4031 states and 5623 transitions. Word has length 134 [2025-03-08 20:18:52,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:18:52,725 INFO L471 AbstractCegarLoop]: Abstraction has 4031 states and 5623 transitions. [2025-03-08 20:18:52,725 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 20:18:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 5623 transitions. [2025-03-08 20:18:52,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2025-03-08 20:18:52,736 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:18:52,737 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:18:52,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-08 20:18:52,737 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:18:52,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:18:52,738 INFO L85 PathProgramCache]: Analyzing trace with hash -176852799, now seen corresponding path program 1 times [2025-03-08 20:18:52,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:18:52,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673246691] [2025-03-08 20:18:52,738 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:18:52,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:18:54,888 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 148 statements into 1 equivalence classes. [2025-03-08 20:18:54,940 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 148 of 148 statements. [2025-03-08 20:18:54,940 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:18:54,940 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:18:55,230 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-08 20:18:55,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:18:55,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673246691] [2025-03-08 20:18:55,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673246691] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:18:55,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:18:55,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:18:55,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258805249] [2025-03-08 20:18:55,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:18:55,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:18:55,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:18:55,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:18:55,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:18:55,237 INFO L87 Difference]: Start difference. First operand 4031 states and 5623 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-03-08 20:18:59,298 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:19:01,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:01,150 INFO L93 Difference]: Finished difference Result 11935 states and 16669 transitions. [2025-03-08 20:19:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:01,151 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 148 [2025-03-08 20:19:01,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:01,205 INFO L225 Difference]: With dead ends: 11935 [2025-03-08 20:19:01,206 INFO L226 Difference]: Without dead ends: 7929 [2025-03-08 20:19:01,229 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 20:19:01,230 INFO L435 NwaCegarLoop]: 2948 mSDtfsCounter, 2806 mSDsluCounter, 2733 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2806 SdHoareTripleChecker+Valid, 5681 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:01,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2806 Valid, 5681 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 165 Invalid, 1 Unknown, 0 Unchecked, 5.6s Time] [2025-03-08 20:19:01,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7929 states. [2025-03-08 20:19:01,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7929 to 7894. [2025-03-08 20:19:01,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7894 states, 5508 states have (on average 1.273602033405955) internal successors, (7015), 5620 states have internal predecessors, (7015), 2002 states have call successors, (2002), 386 states have call predecessors, (2002), 381 states have return successors, (2013), 1957 states have call predecessors, (2013), 1999 states have call successors, (2013) [2025-03-08 20:19:01,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 7894 states and 11030 transitions. [2025-03-08 20:19:01,596 INFO L78 Accepts]: Start accepts. Automaton has 7894 states and 11030 transitions. Word has length 148 [2025-03-08 20:19:01,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:01,597 INFO L471 AbstractCegarLoop]: Abstraction has 7894 states and 11030 transitions. [2025-03-08 20:19:01,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2025-03-08 20:19:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 7894 states and 11030 transitions. [2025-03-08 20:19:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2025-03-08 20:19:01,601 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:01,601 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:19:01,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-08 20:19:01,601 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:01,602 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:01,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1554646407, now seen corresponding path program 1 times [2025-03-08 20:19:01,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:01,602 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204735946] [2025-03-08 20:19:01,602 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:01,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:03,788 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 146 statements into 1 equivalence classes. [2025-03-08 20:19:03,838 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 146 of 146 statements. [2025-03-08 20:19:03,842 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:03,842 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-08 20:19:04,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:04,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204735946] [2025-03-08 20:19:04,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204735946] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:04,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:04,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:04,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355314757] [2025-03-08 20:19:04,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:04,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:04,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:04,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:04,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:04,025 INFO L87 Difference]: Start difference. First operand 7894 states and 11030 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 20:19:08,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2025-03-08 20:19:10,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:10,153 INFO L93 Difference]: Finished difference Result 22236 states and 31024 transitions. [2025-03-08 20:19:10,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:10,154 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 146 [2025-03-08 20:19:10,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:10,247 INFO L225 Difference]: With dead ends: 22236 [2025-03-08 20:19:10,247 INFO L226 Difference]: Without dead ends: 14367 [2025-03-08 20:19:10,280 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 20:19:10,283 INFO L435 NwaCegarLoop]: 2831 mSDtfsCounter, 2386 mSDsluCounter, 2711 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2386 SdHoareTripleChecker+Valid, 5542 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:10,283 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2386 Valid, 5542 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 217 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2025-03-08 20:19:10,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14367 states. [2025-03-08 20:19:10,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14367 to 14330. [2025-03-08 20:19:10,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14330 states, 9938 states have (on average 1.2727913060978064) internal successors, (12649), 10152 states have internal predecessors, (12649), 3642 states have call successors, (3642), 756 states have call predecessors, (3642), 747 states have return successors, (3673), 3547 states have call predecessors, (3673), 3639 states have call successors, (3673) [2025-03-08 20:19:10,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14330 states to 14330 states and 19964 transitions. [2025-03-08 20:19:10,908 INFO L78 Accepts]: Start accepts. Automaton has 14330 states and 19964 transitions. Word has length 146 [2025-03-08 20:19:10,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:10,909 INFO L471 AbstractCegarLoop]: Abstraction has 14330 states and 19964 transitions. [2025-03-08 20:19:10,909 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2025-03-08 20:19:10,909 INFO L276 IsEmpty]: Start isEmpty. Operand 14330 states and 19964 transitions. [2025-03-08 20:19:10,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2025-03-08 20:19:10,915 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:10,915 INFO L218 NwaCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 20:19:10,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-08 20:19:10,915 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:10,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:10,916 INFO L85 PathProgramCache]: Analyzing trace with hash 643307797, now seen corresponding path program 1 times [2025-03-08 20:19:10,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:10,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441249193] [2025-03-08 20:19:10,916 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:10,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:13,133 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 155 statements into 1 equivalence classes. [2025-03-08 20:19:13,174 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 155 of 155 statements. [2025-03-08 20:19:13,174 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:13,174 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:13,464 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2025-03-08 20:19:13,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:13,465 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441249193] [2025-03-08 20:19:13,465 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441249193] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:13,465 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:13,465 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:13,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131418822] [2025-03-08 20:19:13,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:13,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:13,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:13,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:13,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:13,466 INFO L87 Difference]: Start difference. First operand 14330 states and 19964 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 20:19:17,489 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 20:19:19,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:19,676 INFO L93 Difference]: Finished difference Result 24867 states and 34592 transitions. [2025-03-08 20:19:19,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:19,677 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 155 [2025-03-08 20:19:19,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:19,737 INFO L225 Difference]: With dead ends: 24867 [2025-03-08 20:19:19,737 INFO L226 Difference]: Without dead ends: 10562 [2025-03-08 20:19:19,779 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 20:19:19,780 INFO L435 NwaCegarLoop]: 4069 mSDtfsCounter, 1861 mSDsluCounter, 2736 mSDsCounter, 0 mSdLazyCounter, 256 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1861 SdHoareTripleChecker+Valid, 6805 SdHoareTripleChecker+Invalid, 275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 256 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:19,780 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1861 Valid, 6805 Invalid, 275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 256 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2025-03-08 20:19:19,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10562 states. [2025-03-08 20:19:20,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10562 to 10534. [2025-03-08 20:19:20,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10534 states, 7418 states have (on average 1.2716365597196009) internal successors, (9433), 7576 states have internal predecessors, (9433), 2550 states have call successors, (2550), 568 states have call predecessors, (2550), 563 states have return successors, (2564), 2479 states have call predecessors, (2564), 2547 states have call successors, (2564) [2025-03-08 20:19:20,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10534 states to 10534 states and 14547 transitions. [2025-03-08 20:19:20,381 INFO L78 Accepts]: Start accepts. Automaton has 10534 states and 14547 transitions. Word has length 155 [2025-03-08 20:19:20,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:20,381 INFO L471 AbstractCegarLoop]: Abstraction has 10534 states and 14547 transitions. [2025-03-08 20:19:20,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2025-03-08 20:19:20,382 INFO L276 IsEmpty]: Start isEmpty. Operand 10534 states and 14547 transitions. [2025-03-08 20:19:20,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-03-08 20:19:20,384 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:20,384 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2025-03-08 20:19:20,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-08 20:19:20,384 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:20,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:20,385 INFO L85 PathProgramCache]: Analyzing trace with hash -1552015321, now seen corresponding path program 1 times [2025-03-08 20:19:20,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:20,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142625352] [2025-03-08 20:19:20,385 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:20,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:22,609 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-08 20:19:22,673 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-08 20:19:22,673 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:22,673 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:22,900 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2025-03-08 20:19:22,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:22,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142625352] [2025-03-08 20:19:22,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142625352] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:22,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:22,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-08 20:19:22,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149610863] [2025-03-08 20:19:22,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:22,902 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-08 20:19:22,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:22,902 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-08 20:19:22,902 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-08 20:19:22,903 INFO L87 Difference]: Start difference. First operand 10534 states and 14547 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-08 20:19:26,926 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 20:19:28,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:28,489 INFO L93 Difference]: Finished difference Result 31089 states and 42988 transitions. [2025-03-08 20:19:28,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-08 20:19:28,490 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 186 [2025-03-08 20:19:28,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:28,571 INFO L225 Difference]: With dead ends: 31089 [2025-03-08 20:19:28,571 INFO L226 Difference]: Without dead ends: 20637 [2025-03-08 20:19:28,609 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 20:19:28,610 INFO L435 NwaCegarLoop]: 2920 mSDtfsCounter, 2791 mSDsluCounter, 2776 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2791 SdHoareTripleChecker+Valid, 5696 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:28,610 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2791 Valid, 5696 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 148 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2025-03-08 20:19:28,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20637 states. [2025-03-08 20:19:29,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20637 to 20615. [2025-03-08 20:19:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20615 states, 14536 states have (on average 1.273940561364887) internal successors, (18518), 14830 states have internal predecessors, (18518), 4977 states have call successors, (4977), 1108 states have call predecessors, (4977), 1099 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2025-03-08 20:19:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20615 states to 20615 states and 28503 transitions. [2025-03-08 20:19:29,296 INFO L78 Accepts]: Start accepts. Automaton has 20615 states and 28503 transitions. Word has length 186 [2025-03-08 20:19:29,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:29,297 INFO L471 AbstractCegarLoop]: Abstraction has 20615 states and 28503 transitions. [2025-03-08 20:19:29,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2025-03-08 20:19:29,297 INFO L276 IsEmpty]: Start isEmpty. Operand 20615 states and 28503 transitions. [2025-03-08 20:19:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2025-03-08 20:19:29,300 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:29,300 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2025-03-08 20:19:29,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2025-03-08 20:19:29,301 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:29,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:29,301 INFO L85 PathProgramCache]: Analyzing trace with hash -1340664408, now seen corresponding path program 1 times [2025-03-08 20:19:29,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:29,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489978571] [2025-03-08 20:19:29,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:29,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:31,594 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 186 statements into 1 equivalence classes. [2025-03-08 20:19:31,638 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 186 of 186 statements. [2025-03-08 20:19:31,638 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:31,638 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:32,256 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2025-03-08 20:19:32,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:32,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489978571] [2025-03-08 20:19:32,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489978571] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:32,256 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:32,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:19:32,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666353356] [2025-03-08 20:19:32,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:32,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:19:32,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:32,257 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:19:32,257 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:19:32,257 INFO L87 Difference]: Start difference. First operand 20615 states and 28503 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-08 20:19:34,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:34,246 INFO L93 Difference]: Finished difference Result 20621 states and 28508 transitions. [2025-03-08 20:19:34,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:19:34,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 186 [2025-03-08 20:19:34,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:34,342 INFO L225 Difference]: With dead ends: 20621 [2025-03-08 20:19:34,342 INFO L226 Difference]: Without dead ends: 20619 [2025-03-08 20:19:34,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:19:34,358 INFO L435 NwaCegarLoop]: 2799 mSDtfsCounter, 2823 mSDsluCounter, 5585 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2824 SdHoareTripleChecker+Valid, 8384 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:34,359 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2824 Valid, 8384 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2025-03-08 20:19:34,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20619 states. [2025-03-08 20:19:35,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20619 to 20619. [2025-03-08 20:19:35,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20619 states, 14539 states have (on average 1.273884036040993) internal successors, (18521), 14833 states have internal predecessors, (18521), 4977 states have call successors, (4977), 1109 states have call predecessors, (4977), 1100 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2025-03-08 20:19:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20619 states to 20619 states and 28506 transitions. [2025-03-08 20:19:35,162 INFO L78 Accepts]: Start accepts. Automaton has 20619 states and 28506 transitions. Word has length 186 [2025-03-08 20:19:35,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:35,163 INFO L471 AbstractCegarLoop]: Abstraction has 20619 states and 28506 transitions. [2025-03-08 20:19:35,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2025-03-08 20:19:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 20619 states and 28506 transitions. [2025-03-08 20:19:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2025-03-08 20:19:35,166 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:35,167 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 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] [2025-03-08 20:19:35,167 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2025-03-08 20:19:35,167 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:35,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:35,173 INFO L85 PathProgramCache]: Analyzing trace with hash -906416694, now seen corresponding path program 1 times [2025-03-08 20:19:35,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:35,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81640207] [2025-03-08 20:19:35,173 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:35,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:37,230 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 191 statements into 1 equivalence classes. [2025-03-08 20:19:37,269 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 191 of 191 statements. [2025-03-08 20:19:37,269 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:37,269 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2025-03-08 20:19:37,858 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:37,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81640207] [2025-03-08 20:19:37,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81640207] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:37,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:37,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:19:37,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668435760] [2025-03-08 20:19:37,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:37,859 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:19:37,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:37,859 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:19:37,860 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:19:37,860 INFO L87 Difference]: Start difference. First operand 20619 states and 28506 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 20:19:40,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-08 20:19:40,153 INFO L93 Difference]: Finished difference Result 20625 states and 28511 transitions. [2025-03-08 20:19:40,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-08 20:19:40,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 191 [2025-03-08 20:19:40,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-08 20:19:40,325 INFO L225 Difference]: With dead ends: 20625 [2025-03-08 20:19:40,325 INFO L226 Difference]: Without dead ends: 20623 [2025-03-08 20:19:40,347 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2025-03-08 20:19:40,354 INFO L435 NwaCegarLoop]: 2802 mSDtfsCounter, 2819 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2820 SdHoareTripleChecker+Valid, 8388 SdHoareTripleChecker+Invalid, 232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2025-03-08 20:19:40,354 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2820 Valid, 8388 Invalid, 232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2025-03-08 20:19:40,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20623 states. [2025-03-08 20:19:40,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20623 to 20623. [2025-03-08 20:19:40,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20623 states, 14542 states have (on average 1.2738275340393344) internal successors, (18524), 14836 states have internal predecessors, (18524), 4977 states have call successors, (4977), 1110 states have call predecessors, (4977), 1101 states have return successors, (5008), 4856 states have call predecessors, (5008), 4974 states have call successors, (5008) [2025-03-08 20:19:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20623 states to 20623 states and 28509 transitions. [2025-03-08 20:19:41,056 INFO L78 Accepts]: Start accepts. Automaton has 20623 states and 28509 transitions. Word has length 191 [2025-03-08 20:19:41,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-08 20:19:41,060 INFO L471 AbstractCegarLoop]: Abstraction has 20623 states and 28509 transitions. [2025-03-08 20:19:41,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2025-03-08 20:19:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 20623 states and 28509 transitions. [2025-03-08 20:19:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2025-03-08 20:19:41,063 INFO L210 NwaCegarLoop]: Found error trace [2025-03-08 20:19:41,064 INFO L218 NwaCegarLoop]: trace histogram [14, 14, 10, 10, 10, 10, 10, 10, 4, 4, 4, 3, 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] [2025-03-08 20:19:41,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2025-03-08 20:19:41,064 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2025-03-08 20:19:41,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-08 20:19:41,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1148337368, now seen corresponding path program 1 times [2025-03-08 20:19:41,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-08 20:19:41,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543164694] [2025-03-08 20:19:41,065 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-08 20:19:41,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-08 20:19:43,369 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 196 statements into 1 equivalence classes. [2025-03-08 20:19:43,419 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 196 of 196 statements. [2025-03-08 20:19:43,423 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-08 20:19:43,424 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-08 20:19:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2025-03-08 20:19:44,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-08 20:19:44,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543164694] [2025-03-08 20:19:44,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543164694] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-08 20:19:44,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-08 20:19:44,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-08 20:19:44,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892246831] [2025-03-08 20:19:44,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-08 20:19:44,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-08 20:19:44,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-08 20:19:44,171 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-08 20:19:44,171 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-08 20:19:44,172 INFO L87 Difference]: Start difference. First operand 20623 states and 28509 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21)