./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-hippi-rrunner.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/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_1.5.800.v20200727-1323.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-hippi-rrunner.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 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 16:19:57,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 16:19:57,630 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 16:19:57,638 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 16:19:57,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 16:19:57,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 16:19:57,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 16:19:57,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 16:19:57,668 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 16:19:57,668 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 16:19:57,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 16:19:57,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 16:19:57,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 16:19:57,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 16:19:57,670 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 16:19:57,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 16:19:57,671 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 16:19:57,671 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 16:19:57,672 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 16:19:57,672 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 16:19:57,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 16:19:57,673 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 16:19:57,673 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 16:19:57,674 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 16:19:57,674 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 16:19:57,674 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 16:19:57,675 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 16:19:57,675 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 16:19:57,675 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 16:19:57,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:19:57,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 16:19:57,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 16:19:57,677 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 16:19:57,677 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 16:19:57,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 16:19:57,678 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 16:19:57,678 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 16:19:57,678 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 16:19:57,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 16:19:57,679 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10193951df4eb6f67d99eaaa8758acfa57b6461ca38071389a41cbdc5c585dfb [2024-11-22 16:19:57,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 16:19:57,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 16:19:57,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 16:19:57,989 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 16:19:57,989 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 16:19:57,990 INFO L431 ainManager$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-hippi-rrunner.cil.i [2024-11-22 16:19:59,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 16:20:00,013 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 16:20:00,015 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-hippi-rrunner.cil.i [2024-11-22 16:20:00,072 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a1f6c937/4b1e6860a863425daef1e106807e1e16/FLAG75a120487 [2024-11-22 16:20:00,085 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a1f6c937/4b1e6860a863425daef1e106807e1e16 [2024-11-22 16:20:00,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 16:20:00,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 16:20:00,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 16:20:00,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 16:20:00,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 16:20:00,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:00" (1/1) ... [2024-11-22 16:20:00,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215ca570 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:00, skipping insertion in model container [2024-11-22 16:20:00,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 04:20:00" (1/1) ... [2024-11-22 16:20:00,219 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 16:20:02,838 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-hippi-rrunner.cil.i[341176,341189] [2024-11-22 16:20:02,844 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-hippi-rrunner.cil.i[341345,341358] [2024-11-22 16:20:02,844 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-hippi-rrunner.cil.i[341512,341525] [2024-11-22 16:20:02,845 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-hippi-rrunner.cil.i[341680,341693] [2024-11-22 16:20:02,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:20:03,025 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 16:20:03,141 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"); [5891] [2024-11-22 16:20:03,143 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)); [5898] [2024-11-22 16:20:03,144 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5905] [2024-11-22 16:20:03,147 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)); [5960-5961] [2024-11-22 16:20:03,148 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"); [5966-5968] [2024-11-22 16:20:03,148 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [5982] [2024-11-22 16:20:03,152 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [6078] [2024-11-22 16:20:03,153 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [6085] [2024-11-22 16:20:03,161 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)); [6245-6246] [2024-11-22 16:20:03,163 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)); [6279-6280] [2024-11-22 16:20:03,165 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" (103), "i" (12UL)); [6316-6317] [2024-11-22 16:20:03,166 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" (115), "i" (12UL)); [6353-6354] [2024-11-22 16:20:03,183 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6852] [2024-11-22 16:20:03,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6864] [2024-11-22 16:20:03,185 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6877] [2024-11-22 16:20:03,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7146] [2024-11-22 16:20:03,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7149] [2024-11-22 16:20:03,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7218] [2024-11-22 16:20:03,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7221] [2024-11-22 16:20:03,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7224] [2024-11-22 16:20:03,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7247] [2024-11-22 16:20:03,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7254] [2024-11-22 16:20:03,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7257] [2024-11-22 16:20:03,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7269] [2024-11-22 16:20:03,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7316] [2024-11-22 16:20:03,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7323] [2024-11-22 16:20:03,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7332] [2024-11-22 16:20:03,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7344] [2024-11-22 16:20:03,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [7372] [2024-11-22 16:20:03,214 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7450] [2024-11-22 16:20:03,218 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7521] [2024-11-22 16:20:03,219 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7524] [2024-11-22 16:20:03,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7568] [2024-11-22 16:20:03,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7770] [2024-11-22 16:20:03,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7798] [2024-11-22 16:20:03,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7806] [2024-11-22 16:20:03,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7831] [2024-11-22 16:20:03,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7845] [2024-11-22 16:20:03,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7853] [2024-11-22 16:20:03,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7861] [2024-11-22 16:20:03,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7869] [2024-11-22 16:20:03,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7932] [2024-11-22 16:20:03,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7940] [2024-11-22 16:20:03,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7948] [2024-11-22 16:20:03,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7970] [2024-11-22 16:20:03,249 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8069] [2024-11-22 16:20:03,252 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8145] [2024-11-22 16:20:03,253 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8168] [2024-11-22 16:20:03,256 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8258] [2024-11-22 16:20:03,258 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8335] [2024-11-22 16:20:03,273 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8662] [2024-11-22 16:20:03,275 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8735] [2024-11-22 16:20:03,276 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8737] [2024-11-22 16:20:03,277 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8747] [2024-11-22 16:20:03,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8796] [2024-11-22 16:20:03,282 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8798] [2024-11-22 16:20:03,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [8817] [2024-11-22 16:20:03,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9022] [2024-11-22 16:20:03,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9025] [2024-11-22 16:20:03,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9028] [2024-11-22 16:20:03,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9031] [2024-11-22 16:20:03,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)rq->ifr_ifru.ifru_data): "ebx"); [9034] [2024-11-22 16:20:03,392 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-hippi-rrunner.cil.i[341176,341189] [2024-11-22 16:20:03,394 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-hippi-rrunner.cil.i[341345,341358] [2024-11-22 16:20:03,394 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-hippi-rrunner.cil.i[341512,341525] [2024-11-22 16:20:03,395 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-hippi-rrunner.cil.i[341680,341693] [2024-11-22 16:20:03,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 16:20:03,525 INFO L204 MainTranslator]: Completed translation [2024-11-22 16:20:03,526 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03 WrapperNode [2024-11-22 16:20:03,527 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 16:20:03,528 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 16:20:03,528 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 16:20:03,528 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 16:20:03,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:03,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:03,837 INFO L138 Inliner]: procedures = 426, calls = 1839, calls flagged for inlining = 206, calls inlined = 187, statements flattened = 5242 [2024-11-22 16:20:03,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 16:20:03,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 16:20:03,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 16:20:03,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 16:20:03,850 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:03,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:03,894 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,580 INFO L175 MemorySlicer]: Split 718 memory accesses to 14 slices as follows [533, 8, 4, 5, 54, 6, 2, 2, 89, 8, 1, 2, 1, 3]. 74 percent of accesses are in the largest equivalence class. The 48 initializations are split as follows [8, 8, 0, 0, 0, 0, 0, 0, 20, 8, 1, 2, 0, 1]. The 307 writes are split as follows [190, 0, 1, 3, 42, 0, 1, 1, 69, 0, 0, 0, 0, 0]. [2024-11-22 16:20:04,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,762 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,796 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,822 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 16:20:04,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 16:20:04,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 16:20:04,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 16:20:04,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (1/1) ... [2024-11-22 16:20:04,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 16:20:04,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 16:20:04,904 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) [2024-11-22 16:20:04,910 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 [2024-11-22 16:20:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-22 16:20:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-22 16:20:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-22 16:20:04,962 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-22 16:20:04,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-22 16:20:04,963 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-22 16:20:04,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2024-11-22 16:20:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2024-11-22 16:20:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-22 16:20:04,964 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-22 16:20:04,964 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-22 16:20:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-22 16:20:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-11-22 16:20:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_rr_driver_exit_13_2 [2024-11-22 16:20:04,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_rr_private [2024-11-22 16:20:04,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_rr_private [2024-11-22 16:20:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:20:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-22 16:20:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-22 16:20:04,995 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-22 16:20:04,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-22 16:20:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-22 16:20:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-22 16:20:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-22 16:20:04,996 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-22 16:20:04,996 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-22 16:20:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 16:20:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-22 16:20:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-22 16:20:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-22 16:20:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-22 16:20:04,997 INFO L130 BoogieDeclarations]: Found specification of procedure set_rraddr [2024-11-22 16:20:04,997 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rraddr [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-22 16:20:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom_word [2024-11-22 16:20:04,998 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom_word [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 16:20:04,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-22 16:20:04,999 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-22 16:20:04,999 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-22 16:20:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure rr_read_eeprom [2024-11-22 16:20:05,000 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_read_eeprom [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-22 16:20:05,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-22 16:20:05,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-22 16:20:05,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-22 16:20:05,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-22 16:20:05,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:20:05,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:20:05,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:20:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:20:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:20:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:20:05,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:20:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:20:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-22 16:20:05,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-22 16:20:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-22 16:20:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-22 16:20:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-22 16:20:05,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-22 16:20:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 16:20:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 16:20:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 16:20:05,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-22 16:20:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-22 16:20:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-22 16:20:05,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-22 16:20:05,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-22 16:20:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-22 16:20:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-22 16:20:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:20:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-22 16:20:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 16:20:05,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-22 16:20:05,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-22 16:20:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 16:20:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-22 16:20:05,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-22 16:20:05,012 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-22 16:20:05,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 16:20:05,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-22 16:20:05,014 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:20:05,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-22 16:20:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-22 16:20:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-22 16:20:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:20:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-22 16:20:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_rr_private [2024-11-22 16:20:05,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_rr_private [2024-11-22 16:20:05,015 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-22 16:20:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-22 16:20:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-22 16:20:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-22 16:20:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-22 16:20:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-22 16:20:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-22 16:20:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-22 16:20:05,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-22 16:20:05,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-22 16:20:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-22 16:20:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-22 16:20:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 16:20:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 16:20:05,017 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-22 16:20:05,017 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 16:20:05,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 16:20:05,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-22 16:20:05,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-22 16:20:05,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:20:05,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-22 16:20:05,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure rr_remove_one [2024-11-22 16:20:05,021 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_remove_one [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-22 16:20:05,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-22 16:20:05,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-22 16:20:05,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-22 16:20:05,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-22 16:20:05,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-22 16:20:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-22 16:20:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-22 16:20:05,026 INFO L130 BoogieDeclarations]: Found specification of procedure rr_init1 [2024-11-22 16:20:05,026 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_init1 [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-22 16:20:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-22 16:20:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure rr_open [2024-11-22 16:20:05,027 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_open [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-22 16:20:05,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-22 16:20:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-22 16:20:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-22 16:20:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-22 16:20:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-22 16:20:05,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-22 16:20:05,029 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-22 16:20:05,029 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-22 16:20:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-22 16:20:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-22 16:20:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-22 16:20:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-22 16:20:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-22 16:20:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-22 16:20:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-22 16:20:05,030 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-22 16:20:05,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-22 16:20:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-22 16:20:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-22 16:20:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-22 16:20:05,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 16:20:05,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-22 16:20:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_tx [2024-11-22 16:20:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_tx [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure rr_close [2024-11-22 16:20:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_close [2024-11-22 16:20:05,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-22 16:20:05,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-22 16:20:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-22 16:20:05,033 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 16:20:05,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 16:20:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 16:20:05,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-22 16:20:05,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-22 16:20:05,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-22 16:20:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure rr_raz_rx [2024-11-22 16:20:05,036 INFO L138 BoogieDeclarations]: Found implementation of procedure rr_raz_rx [2024-11-22 16:20:05,863 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 16:20:05,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 16:20:06,256 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-22 16:20:16,126 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-22 16:20:17,132 INFO L? ?]: Removed 2345 outVars from TransFormulas that were not future-live. [2024-11-22 16:20:17,132 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 16:20:17,186 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 16:20:17,187 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-22 16:20:17,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:17 BoogieIcfgContainer [2024-11-22 16:20:17,187 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 16:20:17,189 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 16:20:17,189 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 16:20:17,192 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 16:20:17,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 04:20:00" (1/3) ... [2024-11-22 16:20:17,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee6a907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:17, skipping insertion in model container [2024-11-22 16:20:17,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 04:20:03" (2/3) ... [2024-11-22 16:20:17,194 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ee6a907 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 04:20:17, skipping insertion in model container [2024-11-22 16:20:17,194 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 04:20:17" (3/3) ... [2024-11-22 16:20:17,195 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-hippi-rrunner.cil.i [2024-11-22 16:20:17,212 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 16:20:17,212 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-22 16:20:17,381 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 16:20:17,390 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;@3797109d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 16:20:17,390 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-22 16:20:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand has 1841 states, 1217 states have (on average 1.2645850451930978) internal successors, (1539), 1230 states have internal predecessors, (1539), 550 states have call successors, (550), 72 states have call predecessors, (550), 71 states have return successors, (544), 543 states have call predecessors, (544), 544 states have call successors, (544) [2024-11-22 16:20:17,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-22 16:20:17,432 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:17,433 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:20:17,434 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)] === [2024-11-22 16:20:17,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:17,443 INFO L85 PathProgramCache]: Analyzing trace with hash -78471679, now seen corresponding path program 1 times [2024-11-22 16:20:17,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:17,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924695553] [2024-11-22 16:20:17,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:17,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-22 16:20:22,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:22,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924695553] [2024-11-22 16:20:22,478 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924695553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:22,478 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:22,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:22,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295540702] [2024-11-22 16:20:22,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:22,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:22,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:22,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:22,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:22,520 INFO L87 Difference]: Start difference. First operand has 1841 states, 1217 states have (on average 1.2645850451930978) internal successors, (1539), 1230 states have internal predecessors, (1539), 550 states have call successors, (550), 72 states have call predecessors, (550), 71 states have return successors, (544), 543 states have call predecessors, (544), 544 states have call successors, (544) Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-22 16:20:26,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-22 16:20:27,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:27,628 INFO L93 Difference]: Finished difference Result 5382 states and 7876 transitions. [2024-11-22 16:20:27,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:27,631 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 105 [2024-11-22 16:20:27,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:27,682 INFO L225 Difference]: With dead ends: 5382 [2024-11-22 16:20:27,682 INFO L226 Difference]: Without dead ends: 3550 [2024-11-22 16:20:27,706 INFO L431 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 [2024-11-22 16:20:27,711 INFO L432 NwaCegarLoop]: 2610 mSDtfsCounter, 2465 mSDsluCounter, 2540 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2465 SdHoareTripleChecker+Valid, 5150 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:27,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2465 Valid, 5150 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-22 16:20:27,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2024-11-22 16:20:28,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 3546. [2024-11-22 16:20:28,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3546 states, 2361 states have (on average 1.2384582803896653) internal successors, (2924), 2386 states have internal predecessors, (2924), 1044 states have call successors, (1044), 139 states have call predecessors, (1044), 138 states have return successors, (1040), 1038 states have call predecessors, (1040), 1040 states have call successors, (1040) [2024-11-22 16:20:28,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3546 states and 5008 transitions. [2024-11-22 16:20:28,100 INFO L78 Accepts]: Start accepts. Automaton has 3546 states and 5008 transitions. Word has length 105 [2024-11-22 16:20:28,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:28,103 INFO L471 AbstractCegarLoop]: Abstraction has 3546 states and 5008 transitions. [2024-11-22 16:20:28,103 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 3 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2024-11-22 16:20:28,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3546 states and 5008 transitions. [2024-11-22 16:20:28,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-22 16:20:28,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:28,113 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:20:28,114 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-22 16:20:28,114 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)] === [2024-11-22 16:20:28,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:28,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1790035501, now seen corresponding path program 1 times [2024-11-22 16:20:28,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:28,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961364405] [2024-11-22 16:20:28,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:28,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:31,926 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-22 16:20:31,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:31,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961364405] [2024-11-22 16:20:31,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961364405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:31,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:31,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:31,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997839709] [2024-11-22 16:20:31,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:31,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:31,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:31,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:31,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:31,931 INFO L87 Difference]: Start difference. First operand 3546 states and 5008 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:20:35,980 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 [] [2024-11-22 16:20:37,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:37,138 INFO L93 Difference]: Finished difference Result 9836 states and 13898 transitions. [2024-11-22 16:20:37,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:37,139 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 113 [2024-11-22 16:20:37,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:37,193 INFO L225 Difference]: With dead ends: 9836 [2024-11-22 16:20:37,194 INFO L226 Difference]: Without dead ends: 6309 [2024-11-22 16:20:37,215 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:37,217 INFO L432 NwaCegarLoop]: 2619 mSDtfsCounter, 2044 mSDsluCounter, 2508 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2044 SdHoareTripleChecker+Valid, 5127 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:37,217 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2044 Valid, 5127 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-22 16:20:37,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6309 states. [2024-11-22 16:20:37,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6309 to 6277. [2024-11-22 16:20:37,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6277 states, 4140 states have (on average 1.23743961352657) internal successors, (5123), 4188 states have internal predecessors, (5123), 1867 states have call successors, (1867), 274 states have call predecessors, (1867), 267 states have return successors, (1875), 1842 states have call predecessors, (1875), 1863 states have call successors, (1875) [2024-11-22 16:20:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6277 states to 6277 states and 8865 transitions. [2024-11-22 16:20:37,791 INFO L78 Accepts]: Start accepts. Automaton has 6277 states and 8865 transitions. Word has length 113 [2024-11-22 16:20:37,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:37,792 INFO L471 AbstractCegarLoop]: Abstraction has 6277 states and 8865 transitions. [2024-11-22 16:20:37,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:20:37,793 INFO L276 IsEmpty]: Start isEmpty. Operand 6277 states and 8865 transitions. [2024-11-22 16:20:37,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-22 16:20:37,797 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:37,798 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:20:37,798 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-22 16:20:37,798 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)] === [2024-11-22 16:20:37,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:37,804 INFO L85 PathProgramCache]: Analyzing trace with hash -169083559, now seen corresponding path program 1 times [2024-11-22 16:20:37,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:37,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339738016] [2024-11-22 16:20:37,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:37,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:41,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-22 16:20:41,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:41,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339738016] [2024-11-22 16:20:41,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339738016] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:41,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:41,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:41,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [781269027] [2024-11-22 16:20:41,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:41,584 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:41,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:41,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:41,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:41,585 INFO L87 Difference]: Start difference. First operand 6277 states and 8865 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:20:45,633 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 [] [2024-11-22 16:20:47,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:47,607 INFO L93 Difference]: Finished difference Result 12431 states and 17555 transitions. [2024-11-22 16:20:47,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:47,608 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 121 [2024-11-22 16:20:47,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:47,663 INFO L225 Difference]: With dead ends: 12431 [2024-11-22 16:20:47,664 INFO L226 Difference]: Without dead ends: 6173 [2024-11-22 16:20:47,703 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:47,704 INFO L432 NwaCegarLoop]: 2727 mSDtfsCounter, 1747 mSDsluCounter, 2506 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 18 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1747 SdHoareTripleChecker+Valid, 5233 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:47,705 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1747 Valid, 5233 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 5.8s Time] [2024-11-22 16:20:47,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6173 states. [2024-11-22 16:20:47,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6173 to 6143. [2024-11-22 16:20:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6143 states, 4019 states have (on average 1.2348842995770093) internal successors, (4963), 4068 states have internal predecessors, (4963), 1831 states have call successors, (1831), 296 states have call predecessors, (1831), 290 states have return successors, (1833), 1805 states have call predecessors, (1833), 1827 states have call successors, (1833) [2024-11-22 16:20:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6143 states to 6143 states and 8627 transitions. [2024-11-22 16:20:48,053 INFO L78 Accepts]: Start accepts. Automaton has 6143 states and 8627 transitions. Word has length 121 [2024-11-22 16:20:48,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:48,054 INFO L471 AbstractCegarLoop]: Abstraction has 6143 states and 8627 transitions. [2024-11-22 16:20:48,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-22 16:20:48,054 INFO L276 IsEmpty]: Start isEmpty. Operand 6143 states and 8627 transitions. [2024-11-22 16:20:48,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-22 16:20:48,058 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:48,058 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:20:48,058 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-22 16:20:48,058 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)] === [2024-11-22 16:20:48,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:48,059 INFO L85 PathProgramCache]: Analyzing trace with hash -269006536, now seen corresponding path program 1 times [2024-11-22 16:20:48,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:48,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [824935472] [2024-11-22 16:20:48,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:48,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:20:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:20:51,289 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-22 16:20:51,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:20:51,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [824935472] [2024-11-22 16:20:51,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [824935472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:20:51,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:20:51,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:20:51,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293849707] [2024-11-22 16:20:51,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:20:51,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:20:51,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:20:51,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:20:51,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:51,291 INFO L87 Difference]: Start difference. First operand 6143 states and 8627 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:20:55,340 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 [] [2024-11-22 16:20:56,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:20:56,596 INFO L93 Difference]: Finished difference Result 16240 states and 22786 transitions. [2024-11-22 16:20:56,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:20:56,596 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) Word has length 134 [2024-11-22 16:20:56,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:20:56,684 INFO L225 Difference]: With dead ends: 16240 [2024-11-22 16:20:56,684 INFO L226 Difference]: Without dead ends: 10116 [2024-11-22 16:20:56,720 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:20:56,722 INFO L432 NwaCegarLoop]: 2589 mSDtfsCounter, 2187 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2187 SdHoareTripleChecker+Valid, 5098 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-11-22 16:20:56,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2187 Valid, 5098 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 40 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-11-22 16:20:56,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10116 states. [2024-11-22 16:20:57,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10116 to 10085. [2024-11-22 16:20:57,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10085 states, 6599 states have (on average 1.2298833156538869) internal successors, (8116), 6686 states have internal predecessors, (8116), 2997 states have call successors, (2997), 499 states have call predecessors, (2997), 486 states have return successors, (3005), 2940 states have call predecessors, (3005), 2993 states have call successors, (3005) [2024-11-22 16:20:57,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10085 states to 10085 states and 14118 transitions. [2024-11-22 16:20:57,387 INFO L78 Accepts]: Start accepts. Automaton has 10085 states and 14118 transitions. Word has length 134 [2024-11-22 16:20:57,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:20:57,387 INFO L471 AbstractCegarLoop]: Abstraction has 10085 states and 14118 transitions. [2024-11-22 16:20:57,388 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 3 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-22 16:20:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 10085 states and 14118 transitions. [2024-11-22 16:20:57,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-22 16:20:57,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:20:57,392 INFO L215 NwaCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:20:57,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-22 16:20:57,393 INFO L396 AbstractCegarLoop]: === Iteration 5 === 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)] === [2024-11-22 16:20:57,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:20:57,393 INFO L85 PathProgramCache]: Analyzing trace with hash 2022952298, now seen corresponding path program 1 times [2024-11-22 16:20:57,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:20:57,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076216411] [2024-11-22 16:20:57,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:20:57,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:00,670 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-22 16:21:00,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:00,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076216411] [2024-11-22 16:21:00,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076216411] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:00,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:00,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:00,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442676123] [2024-11-22 16:21:00,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:00,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:00,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:00,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:00,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:00,673 INFO L87 Difference]: Start difference. First operand 10085 states and 14118 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-22 16:21:04,714 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 [] [2024-11-22 16:21:05,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:05,762 INFO L93 Difference]: Finished difference Result 27930 states and 38991 transitions. [2024-11-22 16:21:05,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:05,763 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 150 [2024-11-22 16:21:05,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:05,865 INFO L225 Difference]: With dead ends: 27930 [2024-11-22 16:21:05,865 INFO L226 Difference]: Without dead ends: 17864 [2024-11-22 16:21:05,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:05,929 INFO L432 NwaCegarLoop]: 3440 mSDtfsCounter, 2481 mSDsluCounter, 2483 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2481 SdHoareTripleChecker+Valid, 5923 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:05,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2481 Valid, 5923 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-22 16:21:05,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17864 states. [2024-11-22 16:21:06,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17864 to 17823. [2024-11-22 16:21:06,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17823 states, 11855 states have (on average 1.2311261071277941) internal successors, (14595), 12031 states have internal predecessors, (14595), 5105 states have call successors, (5105), 889 states have call predecessors, (5105), 860 states have return successors, (5129), 4975 states have call predecessors, (5129), 5101 states have call successors, (5129) [2024-11-22 16:21:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17823 states to 17823 states and 24829 transitions. [2024-11-22 16:21:06,825 INFO L78 Accepts]: Start accepts. Automaton has 17823 states and 24829 transitions. Word has length 150 [2024-11-22 16:21:06,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-22 16:21:06,826 INFO L471 AbstractCegarLoop]: Abstraction has 17823 states and 24829 transitions. [2024-11-22 16:21:06,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 3 states have call successors, (21), 2 states have call predecessors, (21), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2024-11-22 16:21:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 17823 states and 24829 transitions. [2024-11-22 16:21:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-22 16:21:06,829 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 16:21:06,830 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 7, 7, 7, 7, 7, 7, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 16:21:06,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-22 16:21:06,830 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)] === [2024-11-22 16:21:06,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 16:21:06,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1646053995, now seen corresponding path program 1 times [2024-11-22 16:21:06,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 16:21:06,831 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816998326] [2024-11-22 16:21:06,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 16:21:06,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 16:21:09,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 16:21:10,165 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2024-11-22 16:21:10,166 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 16:21:10,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816998326] [2024-11-22 16:21:10,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816998326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-22 16:21:10,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-22 16:21:10,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-22 16:21:10,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066032275] [2024-11-22 16:21:10,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-22 16:21:10,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-22 16:21:10,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-22 16:21:10,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-22 16:21:10,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:10,167 INFO L87 Difference]: Start difference. First operand 17823 states and 24829 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-11-22 16:21:14,208 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 [] [2024-11-22 16:21:15,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-22 16:21:15,680 INFO L93 Difference]: Finished difference Result 51253 states and 71520 transitions. [2024-11-22 16:21:15,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-22 16:21:15,680 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 3 states have call successors, (19), 2 states have call predecessors, (19), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 161 [2024-11-22 16:21:15,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-22 16:21:15,900 INFO L225 Difference]: With dead ends: 51253 [2024-11-22 16:21:15,900 INFO L226 Difference]: Without dead ends: 34042 [2024-11-22 16:21:15,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-22 16:21:16,000 INFO L432 NwaCegarLoop]: 3549 mSDtfsCounter, 2429 mSDsluCounter, 2549 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 6098 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-22 16:21:16,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 6098 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-22 16:21:16,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34042 states.