./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.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 22e4387c36ff25592bf6c6537ff8412eacb18bdab6752c222fa8ef2a1ca9dbb8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:11:20,044 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:11:20,124 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 14:11:20,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:11:20,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:11:20,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:11:20,143 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:11:20,143 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:11:20,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:11:20,144 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:11:20,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:11:20,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:11:20,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:11:20,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:11:20,145 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:11:20,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:11:20,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:11:20,146 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 14:11:20,146 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:11:20,146 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:11:20,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:11:20,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:11:20,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:11:20,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:11:20,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:11:20,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:11:20,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:11:20,151 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:11:20,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:11:20,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:11:20,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:11:20,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:11:20,152 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:11:20,152 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 14:11:20,152 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 14:11:20,152 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:11:20,153 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:11:20,153 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:11:20,153 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:11:20,157 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22e4387c36ff25592bf6c6537ff8412eacb18bdab6752c222fa8ef2a1ca9dbb8 [2024-10-24 14:11:20,449 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:11:20,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:11:20,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:11:20,483 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:11:20,484 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:11:20,485 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2024-10-24 14:11:21,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:11:22,339 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:11:22,339 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2024-10-24 14:11:22,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcb5bfea/a167ef8df3c2497592e4129a525d2d75/FLAG2b29f931a [2024-10-24 14:11:22,378 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdcb5bfea/a167ef8df3c2497592e4129a525d2d75 [2024-10-24 14:11:22,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:11:22,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:11:22,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:11:22,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:11:22,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:11:22,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:11:22" (1/1) ... [2024-10-24 14:11:22,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e97b1b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:11:22, skipping insertion in model container [2024-10-24 14:11:22,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:11:22" (1/1) ... [2024-10-24 14:11:22,486 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:11:24,233 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284136,284149] [2024-10-24 14:11:24,239 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284302,284315] [2024-10-24 14:11:24,240 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284466,284479] [2024-10-24 14:11:24,240 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284631,284644] [2024-10-24 14:11:24,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:11:24,295 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:11:24,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3861] [2024-10-24 14:11:24,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3916] [2024-10-24 14:11:24,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3919] [2024-10-24 14:11:24,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3922] [2024-10-24 14:11:24,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] [2024-10-24 14:11:24,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4628] [2024-10-24 14:11:24,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4634] [2024-10-24 14:11:24,429 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [4749-4750] [2024-10-24 14:11:24,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [4756-4757] [2024-10-24 14:11:24,430 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [4763-4764] [2024-10-24 14:11:24,431 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [4770-4771] [2024-10-24 14:11:24,460 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5506] [2024-10-24 14:11:24,634 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284136,284149] [2024-10-24 14:11:24,635 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284302,284315] [2024-10-24 14:11:24,635 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284466,284479] [2024-10-24 14:11:24,635 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284631,284644] [2024-10-24 14:11:24,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:11:24,723 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: __xchg_wrong_size, __bad_percpu_size [2024-10-24 14:11:24,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@453152cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:11:24, skipping insertion in model container [2024-10-24 14:11:24,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:11:24,725 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 14:11:24,726 INFO L158 Benchmark]: Toolchain (without parser) took 2345.04ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 115.6MB in the beginning and 114.3MB in the end (delta: 1.3MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-10-24 14:11:24,727 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 14:11:24,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2343.54ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 115.0MB in the beginning and 114.3MB in the end (delta: 735.9kB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. [2024-10-24 14:11:24,729 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory is still 56.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2343.54ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 115.0MB in the beginning and 114.3MB in the end (delta: 735.9kB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3861]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3861] - GenericResultAtLocation [Line: 3916]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3916] - GenericResultAtLocation [Line: 3919]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3919] - GenericResultAtLocation [Line: 3922]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3922] - GenericResultAtLocation [Line: 3925]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] - GenericResultAtLocation [Line: 4628]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4628] - GenericResultAtLocation [Line: 4634]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4634] - GenericResultAtLocation [Line: 4749]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [4749-4750] - GenericResultAtLocation [Line: 4756]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [4756-4757] - GenericResultAtLocation [Line: 4763]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [4763-4764] - GenericResultAtLocation [Line: 4770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [4770-4771] - GenericResultAtLocation [Line: 5506]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5506] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: __xchg_wrong_size, __bad_percpu_size RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 22e4387c36ff25592bf6c6537ff8412eacb18bdab6752c222fa8ef2a1ca9dbb8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 14:11:26,556 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 14:11:26,607 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-10-24 14:11:26,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 14:11:26,611 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 14:11:26,638 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 14:11:26,639 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 14:11:26,639 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 14:11:26,639 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 14:11:26,640 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 14:11:26,640 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 14:11:26,640 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 14:11:26,640 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 14:11:26,641 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 14:11:26,641 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 14:11:26,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 14:11:26,643 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 14:11:26,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 14:11:26,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 14:11:26,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 14:11:26,646 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 14:11:26,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 14:11:26,649 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 14:11:26,649 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 14:11:26,649 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 14:11:26,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 14:11:26,649 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 14:11:26,650 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 14:11:26,650 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 14:11:26,650 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 14:11:26,650 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 14:11:26,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 14:11:26,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 14:11:26,651 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 14:11:26,652 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 14:11:26,653 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 14:11:26,653 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22e4387c36ff25592bf6c6537ff8412eacb18bdab6752c222fa8ef2a1ca9dbb8 [2024-10-24 14:11:26,916 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 14:11:26,946 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 14:11:26,949 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 14:11:26,950 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 14:11:26,950 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 14:11:26,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2024-10-24 14:11:28,667 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 14:11:29,251 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 14:11:29,253 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-rc-imon.cil.i [2024-10-24 14:11:29,303 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce93ec83/9429af1d812c482f8305fb8f85939e25/FLAG8f706cef4 [2024-10-24 14:11:29,317 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bce93ec83/9429af1d812c482f8305fb8f85939e25 [2024-10-24 14:11:29,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 14:11:29,321 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 14:11:29,322 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 14:11:29,322 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 14:11:29,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 14:11:29,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:11:29" (1/1) ... [2024-10-24 14:11:29,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bb3b4a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:11:29, skipping insertion in model container [2024-10-24 14:11:29,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 02:11:29" (1/1) ... [2024-10-24 14:11:29,443 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:11:31,094 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284136,284149] [2024-10-24 14:11:31,098 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284302,284315] [2024-10-24 14:11:31,098 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284466,284479] [2024-10-24 14:11:31,099 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284631,284644] [2024-10-24 14:11:31,122 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:11:31,171 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-24 14:11:31,248 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 14:11:31,529 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284136,284149] [2024-10-24 14:11:31,531 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284302,284315] [2024-10-24 14:11:31,531 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284466,284479] [2024-10-24 14:11:31,531 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284631,284644] [2024-10-24 14:11:31,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:11:31,556 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 14:11:31,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3861] [2024-10-24 14:11:31,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3916] [2024-10-24 14:11:31,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3919] [2024-10-24 14:11:31,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3922] [2024-10-24 14:11:31,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] [2024-10-24 14:11:31,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4628] [2024-10-24 14:11:31,685 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4634] [2024-10-24 14:11:31,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [4749-4750] [2024-10-24 14:11:31,689 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [4756-4757] [2024-10-24 14:11:31,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [4763-4764] [2024-10-24 14:11:31,690 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [4770-4771] [2024-10-24 14:11:31,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5506] [2024-10-24 14:11:31,957 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284136,284149] [2024-10-24 14:11:31,958 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284302,284315] [2024-10-24 14:11:31,958 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284466,284479] [2024-10-24 14:11:31,959 WARN L248 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-mutex_drivers-media-rc-imon.cil.i[284631,284644] [2024-10-24 14:11:31,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 14:11:32,122 ERROR L321 MainTranslator]: Unsupported Syntax: The following functions are not defined or handled internally: __xchg_wrong_size, __bad_percpu_size [2024-10-24 14:11:32,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bf01191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 02:11:32, skipping insertion in model container [2024-10-24 14:11:32,124 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 14:11:32,124 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 14:11:32,126 INFO L158 Benchmark]: Toolchain (without parser) took 2804.37ms. Allocated memory was 67.1MB in the beginning and 197.1MB in the end (delta: 130.0MB). Free memory was 35.4MB in the beginning and 112.7MB in the end (delta: -77.3MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2024-10-24 14:11:32,128 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 14:11:32,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2802.55ms. Allocated memory was 67.1MB in the beginning and 197.1MB in the end (delta: 130.0MB). Free memory was 35.2MB in the beginning and 112.7MB in the end (delta: -77.5MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2024-10-24 14:11:32,129 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory was 44.0MB in the beginning and 43.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2802.55ms. Allocated memory was 67.1MB in the beginning and 197.1MB in the end (delta: 130.0MB). Free memory was 35.2MB in the beginning and 112.7MB in the end (delta: -77.5MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3861]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3861] - GenericResultAtLocation [Line: 3916]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3916] - GenericResultAtLocation [Line: 3919]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3919] - GenericResultAtLocation [Line: 3922]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3922] - GenericResultAtLocation [Line: 3925]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3925] - GenericResultAtLocation [Line: 4628]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4628] - GenericResultAtLocation [Line: 4634]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [4634] - GenericResultAtLocation [Line: 4749]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [4749-4750] - GenericResultAtLocation [Line: 4756]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [4756-4757] - GenericResultAtLocation [Line: 4763]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___7->state): : "memory", "cc"); [4763-4764] - GenericResultAtLocation [Line: 4770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___8->state): : "memory", "cc"); [4770-4771] - GenericResultAtLocation [Line: 5506]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [5506] - UnsupportedSyntaxResult [Line: -1]: Unsupported Syntax The following functions are not defined or handled internally: __xchg_wrong_size, __bad_percpu_size RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN