/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 12:04:44,789 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 12:04:44,860 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 12:04:44,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 12:04:44,867 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 12:04:44,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 12:04:44,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 12:04:44,905 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 12:04:44,907 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 12:04:44,907 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 12:04:44,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 12:04:44,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 12:04:44,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 12:04:44,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 12:04:44,909 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 12:04:44,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 12:04:44,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 12:04:44,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 12:04:44,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 12:04:44,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 12:04:44,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 12:04:44,914 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 12:04:44,914 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 12:04:44,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 12:04:44,915 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 12:04:44,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 12:04:44,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 12:04:44,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 12:04:44,916 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 12:04:44,916 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 12:04:44,917 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 12:04:44,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:04:44,919 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 12:04:44,919 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 12:04:44,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 12:04:44,919 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 12:04:44,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 12:04:44,920 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 12:04:44,920 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 12:04:44,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 12:04:44,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 12:04:44,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 12:04:45,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 12:04:45,185 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 12:04:45,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 12:04:45,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 12:04:45,192 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 12:04:45,193 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-06 12:04:46,695 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 12:04:47,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 12:04:47,141 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-06 12:04:47,185 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcebb5847/9c043b642d9944d890fcd62ce565b885/FLAG6da1abce8 [2024-11-06 12:04:47,279 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcebb5847/9c043b642d9944d890fcd62ce565b885 [2024-11-06 12:04:47,281 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 12:04:47,283 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 12:04:47,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 12:04:47,284 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 12:04:47,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 12:04:47,290 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:04:47" (1/1) ... [2024-11-06 12:04:47,291 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c2baa86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:47, skipping insertion in model container [2024-11-06 12:04:47,291 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:04:47" (1/1) ... [2024-11-06 12:04:47,427 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 12:04:48,112 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-06 12:04:48,319 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,420 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,422 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,432 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,433 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,446 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,448 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,449 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,470 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,471 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,473 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,482 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,487 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,488 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,489 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,490 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,490 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,514 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,515 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,546 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,563 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,573 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,586 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,595 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,604 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,617 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,633 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,644 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,671 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,687 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,700 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,707 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,718 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,781 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,783 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,805 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,828 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,836 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,838 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,843 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,866 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,870 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,889 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,890 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,890 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,891 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,918 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:04:48,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:04:48,954 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 12:04:49,061 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4690] [2024-11-06 12:04:49,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4697] [2024-11-06 12:04:49,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4705-4706] [2024-11-06 12:04:49,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4714-4715] [2024-11-06 12:04:49,070 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-06 12:04:49,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4838] [2024-11-06 12:04:49,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4841] [2024-11-06 12:04:49,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4844] [2024-11-06 12:04:49,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4847] [2024-11-06 12:04:49,096 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5229] [2024-11-06 12:04:49,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5233] [2024-11-06 12:04:49,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5237] [2024-11-06 12:04:49,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5241] [2024-11-06 12:04:49,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5252] [2024-11-06 12:04:49,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5256] [2024-11-06 12:04:49,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5260] [2024-11-06 12:04:49,099 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5264] [2024-11-06 12:04:49,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5275] [2024-11-06 12:04:49,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5279] [2024-11-06 12:04:49,100 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5283] [2024-11-06 12:04:49,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5287] [2024-11-06 12:04:49,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5298] [2024-11-06 12:04:49,101 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5302] [2024-11-06 12:04:49,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5306] [2024-11-06 12:04:49,102 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5310] [2024-11-06 12:04:49,105 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5360] [2024-11-06 12:04:49,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5364] [2024-11-06 12:04:49,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5368] [2024-11-06 12:04:49,107 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5372] [2024-11-06 12:04:49,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5383] [2024-11-06 12:04:49,108 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5387] [2024-11-06 12:04:49,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5391] [2024-11-06 12:04:49,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5395] [2024-11-06 12:04:49,109 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5406] [2024-11-06 12:04:49,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5410] [2024-11-06 12:04:49,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5414] [2024-11-06 12:04:49,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5418] [2024-11-06 12:04:49,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5429] [2024-11-06 12:04:49,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5433] [2024-11-06 12:04:49,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5437] [2024-11-06 12:04:49,111 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5441] [2024-11-06 12:04:49,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5515] [2024-11-06 12:04:49,116 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5519] [2024-11-06 12:04:49,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5523] [2024-11-06 12:04:49,118 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5527] [2024-11-06 12:04:49,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5538] [2024-11-06 12:04:49,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5542] [2024-11-06 12:04:49,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5546] [2024-11-06 12:04:49,119 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5550] [2024-11-06 12:04:49,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5561] [2024-11-06 12:04:49,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5565] [2024-11-06 12:04:49,120 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5569] [2024-11-06 12:04:49,121 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5573] [2024-11-06 12:04:49,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6512] [2024-11-06 12:04:49,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6515] [2024-11-06 12:04:49,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6518] [2024-11-06 12:04:49,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6521] [2024-11-06 12:04:49,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6524] [2024-11-06 12:04:49,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6537] [2024-11-06 12:04:49,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6540] [2024-11-06 12:04:49,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6543] [2024-11-06 12:04:49,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6546] [2024-11-06 12:04:49,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6549] [2024-11-06 12:04:49,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6571] [2024-11-06 12:04:49,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6574] [2024-11-06 12:04:49,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6577] [2024-11-06 12:04:49,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6580] [2024-11-06 12:04:49,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6583] [2024-11-06 12:04:49,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6616-6617] [2024-11-06 12:04:49,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6620-6621] [2024-11-06 12:04:49,207 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6624-6625] [2024-11-06 12:04:49,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6628-6629] [2024-11-06 12:04:49,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6632-6633] [2024-11-06 12:04:49,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6646] [2024-11-06 12:04:49,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6649] [2024-11-06 12:04:49,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6652] [2024-11-06 12:04:49,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6655] [2024-11-06 12:04:49,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6658] [2024-11-06 12:04:49,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6691-6692] [2024-11-06 12:04:49,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6695-6696] [2024-11-06 12:04:49,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6699-6700] [2024-11-06 12:04:49,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6703-6704] [2024-11-06 12:04:49,214 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6707-6708] [2024-11-06 12:04:49,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:04:49,396 INFO L204 MainTranslator]: Completed translation [2024-11-06 12:04:49,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49 WrapperNode [2024-11-06 12:04:49,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 12:04:49,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 12:04:49,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 12:04:49,400 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 12:04:49,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:49,479 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:49,601 INFO L138 Inliner]: procedures = 195, calls = 839, calls flagged for inlining = 93, calls inlined = 91, statements flattened = 3218 [2024-11-06 12:04:49,602 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 12:04:49,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 12:04:49,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 12:04:49,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 12:04:49,615 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:49,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:49,642 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,110 INFO L175 MemorySlicer]: Split 418 memory accesses to 9 slices as follows [2, 3, 4, 347, 36, 22, 2, 1, 1]. 83 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 5, 0, 0, 0, 0, 0]. The 180 writes are split as follows [0, 0, 1, 120, 36, 22, 0, 0, 1]. [2024-11-06 12:04:50,111 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,111 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,236 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,258 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,282 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,312 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 12:04:50,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 12:04:50,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 12:04:50,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 12:04:50,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (1/1) ... [2024-11-06 12:04:50,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:04:50,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:04:50,351 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) [2024-11-06 12:04:50,353 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 [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-11-06 12:04:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 12:04:50,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 12:04:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 12:04:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 12:04:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 12:04:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 12:04:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2024-11-06 12:04:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 12:04:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-06 12:04:50,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-06 12:04:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-06 12:04:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 12:04:50,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-06 12:04:50,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 12:04:50,387 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 12:04:50,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2024-11-06 12:04:50,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2024-11-06 12:04:50,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 12:04:50,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 12:04:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 12:04:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 12:04:50,391 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-06 12:04:50,391 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-11-06 12:04:50,392 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 12:04:50,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-06 12:04:50,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 12:04:50,394 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-06 12:04:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-06 12:04:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 12:04:50,395 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 12:04:50,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 12:04:50,396 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2024-11-06 12:04:50,396 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-06 12:04:50,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-06 12:04:50,397 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-11-06 12:04:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2024-11-06 12:04:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-06 12:04:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-06 12:04:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-06 12:04:50,398 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-06 12:04:50,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-06 12:04:50,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-06 12:04:50,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-06 12:04:50,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-06 12:04:50,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-06 12:04:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-06 12:04:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-06 12:04:50,399 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-06 12:04:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-06 12:04:50,402 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-06 12:04:50,402 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 12:04:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-11-06 12:04:50,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 12:04:50,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 12:04:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 12:04:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 12:04:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-11-06 12:04:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-11-06 12:04:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 12:04:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-11-06 12:04:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-06 12:04:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-06 12:04:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-06 12:04:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-06 12:04:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2024-11-06 12:04:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-06 12:04:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-06 12:04:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-06 12:04:50,411 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-11-06 12:04:50,411 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-11-06 12:04:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-06 12:04:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2024-11-06 12:04:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-11-06 12:04:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-06 12:04:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-06 12:04:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-06 12:04:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-06 12:04:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 12:04:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 12:04:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-06 12:04:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-06 12:04:51,030 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 12:04:51,033 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 12:04:51,179 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-06 12:05:25,452 INFO L? ?]: Removed 1515 outVars from TransFormulas that were not future-live. [2024-11-06 12:05:25,453 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 12:05:25,510 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 12:05:25,511 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 12:05:25,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:05:25 BoogieIcfgContainer [2024-11-06 12:05:25,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 12:05:25,514 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 12:05:25,514 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 12:05:25,517 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 12:05:25,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 12:04:47" (1/3) ... [2024-11-06 12:05:25,518 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ac2cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:05:25, skipping insertion in model container [2024-11-06 12:05:25,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:04:49" (2/3) ... [2024-11-06 12:05:25,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16ac2cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:05:25, skipping insertion in model container [2024-11-06 12:05:25,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:05:25" (3/3) ... [2024-11-06 12:05:25,520 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-06 12:05:25,535 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 12:05:25,535 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 12:05:25,639 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 12:05:25,646 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;@111a84cd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 12:05:25,646 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 12:05:25,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 1132 states, 821 states have (on average 1.4190012180267966) internal successors, (1165), 865 states have internal predecessors, (1165), 256 states have call successors, (256), 54 states have call predecessors, (256), 53 states have return successors, (251), 249 states have call predecessors, (251), 251 states have call successors, (251) [2024-11-06 12:05:25,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-06 12:05:25,671 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:25,672 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-06 12:05:25,673 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:25,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:25,677 INFO L85 PathProgramCache]: Analyzing trace with hash 561800930, now seen corresponding path program 1 times [2024-11-06 12:05:25,692 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:25,693 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [977466993] [2024-11-06 12:05:25,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:25,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:25,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:25,696 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:25,698 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 12:05:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:26,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:05:26,979 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-06 12:05:27,371 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:27,371 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:27,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [977466993] [2024-11-06 12:05:27,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [977466993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:27,372 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:27,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:05:27,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790622254] [2024-11-06 12:05:27,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:27,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:05:27,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:27,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:05:27,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:27,407 INFO L87 Difference]: Start difference. First operand has 1132 states, 821 states have (on average 1.4190012180267966) internal successors, (1165), 865 states have internal predecessors, (1165), 256 states have call successors, (256), 54 states have call predecessors, (256), 53 states have return successors, (251), 249 states have call predecessors, (251), 251 states have call successors, (251) Second operand has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-06 12:05:28,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:28,533 INFO L93 Difference]: Finished difference Result 2893 states and 4273 transitions. [2024-11-06 12:05:28,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:05:28,539 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 63 [2024-11-06 12:05:28,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:28,565 INFO L225 Difference]: With dead ends: 2893 [2024-11-06 12:05:28,565 INFO L226 Difference]: Without dead ends: 1673 [2024-11-06 12:05:28,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:28,579 INFO L432 NwaCegarLoop]: 1687 mSDtfsCounter, 913 mSDsluCounter, 1611 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 913 SdHoareTripleChecker+Valid, 3298 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:28,580 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [913 Valid, 3298 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-06 12:05:28,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2024-11-06 12:05:28,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1673. [2024-11-06 12:05:28,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1673 states, 1204 states have (on average 1.3920265780730896) internal successors, (1676), 1255 states have internal predecessors, (1676), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-06 12:05:28,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1673 states and 2427 transitions. [2024-11-06 12:05:28,789 INFO L78 Accepts]: Start accepts. Automaton has 1673 states and 2427 transitions. Word has length 63 [2024-11-06 12:05:28,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:28,792 INFO L471 AbstractCegarLoop]: Abstraction has 1673 states and 2427 transitions. [2024-11-06 12:05:28,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-06 12:05:28,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1673 states and 2427 transitions. [2024-11-06 12:05:28,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-06 12:05:28,811 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:28,811 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:28,847 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 12:05:29,012 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:29,012 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:29,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:29,013 INFO L85 PathProgramCache]: Analyzing trace with hash -414090946, now seen corresponding path program 1 times [2024-11-06 12:05:29,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:29,015 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1061615769] [2024-11-06 12:05:29,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:29,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:29,017 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:29,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:29,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 12:05:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:30,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 12:05:30,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:30,382 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-06 12:05:30,382 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:30,382 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:30,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1061615769] [2024-11-06 12:05:30,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1061615769] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:30,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:30,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:05:30,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547498161] [2024-11-06 12:05:30,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:30,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:05:30,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:30,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:05:30,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:30,393 INFO L87 Difference]: Start difference. First operand 1673 states and 2427 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-06 12:05:30,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:30,766 INFO L93 Difference]: Finished difference Result 1678 states and 2432 transitions. [2024-11-06 12:05:30,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:05:30,769 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 122 [2024-11-06 12:05:30,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:30,783 INFO L225 Difference]: With dead ends: 1678 [2024-11-06 12:05:30,783 INFO L226 Difference]: Without dead ends: 1675 [2024-11-06 12:05:30,784 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:30,785 INFO L432 NwaCegarLoop]: 1596 mSDtfsCounter, 0 mSDsluCounter, 3185 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4781 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:30,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4781 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 12:05:30,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1675 states. [2024-11-06 12:05:30,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1675 to 1675. [2024-11-06 12:05:30,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1206 states have (on average 1.3913764510779436) internal successors, (1678), 1257 states have internal predecessors, (1678), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-06 12:05:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 2429 transitions. [2024-11-06 12:05:30,878 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 2429 transitions. Word has length 122 [2024-11-06 12:05:30,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:30,879 INFO L471 AbstractCegarLoop]: Abstraction has 1675 states and 2429 transitions. [2024-11-06 12:05:30,879 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-06 12:05:30,879 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2429 transitions. [2024-11-06 12:05:30,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-06 12:05:30,892 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:30,892 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:30,924 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 12:05:31,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:31,094 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:31,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:31,095 INFO L85 PathProgramCache]: Analyzing trace with hash -246376760, now seen corresponding path program 1 times [2024-11-06 12:05:31,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:31,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1457143365] [2024-11-06 12:05:31,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:31,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:31,097 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:31,099 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:31,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 12:05:32,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:32,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 12:05:32,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-06 12:05:32,478 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:32,478 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:32,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1457143365] [2024-11-06 12:05:32,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1457143365] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:32,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:32,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:05:32,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [29694789] [2024-11-06 12:05:32,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:32,481 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:05:32,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:32,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:05:32,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:32,482 INFO L87 Difference]: Start difference. First operand 1675 states and 2429 transitions. Second operand has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-06 12:05:32,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:32,898 INFO L93 Difference]: Finished difference Result 1680 states and 2434 transitions. [2024-11-06 12:05:32,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:05:32,902 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 123 [2024-11-06 12:05:32,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:32,915 INFO L225 Difference]: With dead ends: 1680 [2024-11-06 12:05:32,915 INFO L226 Difference]: Without dead ends: 1677 [2024-11-06 12:05:32,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:32,919 INFO L432 NwaCegarLoop]: 1598 mSDtfsCounter, 0 mSDsluCounter, 3186 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4784 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:32,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4784 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 12:05:32,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1677 states. [2024-11-06 12:05:33,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1677 to 1675. [2024-11-06 12:05:33,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1675 states, 1206 states have (on average 1.3913764510779436) internal successors, (1678), 1257 states have internal predecessors, (1678), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-06 12:05:33,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1675 states and 2429 transitions. [2024-11-06 12:05:33,066 INFO L78 Accepts]: Start accepts. Automaton has 1675 states and 2429 transitions. Word has length 123 [2024-11-06 12:05:33,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:33,069 INFO L471 AbstractCegarLoop]: Abstraction has 1675 states and 2429 transitions. [2024-11-06 12:05:33,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.75) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-06 12:05:33,069 INFO L276 IsEmpty]: Start isEmpty. Operand 1675 states and 2429 transitions. [2024-11-06 12:05:33,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-06 12:05:33,077 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:33,077 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:33,108 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-06 12:05:33,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:33,278 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:33,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:33,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1194539774, now seen corresponding path program 1 times [2024-11-06 12:05:33,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:33,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [647074892] [2024-11-06 12:05:33,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:33,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:33,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:33,284 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:33,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 12:05:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:34,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-06 12:05:34,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:34,931 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-06 12:05:34,931 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:34,931 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:34,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647074892] [2024-11-06 12:05:34,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647074892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:34,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:34,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 12:05:34,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707686163] [2024-11-06 12:05:34,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:34,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 12:05:34,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:34,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 12:05:34,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:05:34,955 INFO L87 Difference]: Start difference. First operand 1675 states and 2429 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 12:05:35,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:35,759 INFO L93 Difference]: Finished difference Result 1682 states and 2437 transitions. [2024-11-06 12:05:35,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 12:05:35,760 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 132 [2024-11-06 12:05:35,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:35,773 INFO L225 Difference]: With dead ends: 1682 [2024-11-06 12:05:35,773 INFO L226 Difference]: Without dead ends: 1679 [2024-11-06 12:05:35,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:05:35,777 INFO L432 NwaCegarLoop]: 1597 mSDtfsCounter, 1 mSDsluCounter, 4769 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6366 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:35,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 6366 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-06 12:05:35,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1679 states. [2024-11-06 12:05:35,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1679 to 1677. [2024-11-06 12:05:35,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1677 states, 1207 states have (on average 1.3910521955260977) internal successors, (1679), 1258 states have internal predecessors, (1679), 377 states have call successors, (377), 93 states have call predecessors, (377), 92 states have return successors, (376), 373 states have call predecessors, (376), 376 states have call successors, (376) [2024-11-06 12:05:35,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1677 states to 1677 states and 2432 transitions. [2024-11-06 12:05:35,850 INFO L78 Accepts]: Start accepts. Automaton has 1677 states and 2432 transitions. Word has length 132 [2024-11-06 12:05:35,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:35,852 INFO L471 AbstractCegarLoop]: Abstraction has 1677 states and 2432 transitions. [2024-11-06 12:05:35,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 12:05:35,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1677 states and 2432 transitions. [2024-11-06 12:05:35,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-06 12:05:35,861 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:35,861 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:35,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 12:05:36,062 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:36,064 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:36,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:36,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1904768138, now seen corresponding path program 1 times [2024-11-06 12:05:36,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:36,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1450855326] [2024-11-06 12:05:36,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:36,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:36,067 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:36,069 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:36,071 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 12:05:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:37,098 INFO L255 TraceCheckSpWp]: Trace formula consists of 763 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:05:37,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:39,325 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-06 12:05:39,326 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:39,326 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:39,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450855326] [2024-11-06 12:05:39,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450855326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:39,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:39,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:05:39,327 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71763781] [2024-11-06 12:05:39,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:39,327 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:05:39,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:39,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:05:39,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:39,328 INFO L87 Difference]: Start difference. First operand 1677 states and 2432 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-06 12:05:43,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:05:44,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:44,239 INFO L93 Difference]: Finished difference Result 4939 states and 7164 transitions. [2024-11-06 12:05:44,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:05:44,258 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) Word has length 140 [2024-11-06 12:05:44,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:44,286 INFO L225 Difference]: With dead ends: 4939 [2024-11-06 12:05:44,287 INFO L226 Difference]: Without dead ends: 3286 [2024-11-06 12:05:44,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:44,297 INFO L432 NwaCegarLoop]: 2383 mSDtfsCounter, 1525 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1525 SdHoareTripleChecker+Valid, 3925 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:44,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1525 Valid, 3925 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-06 12:05:44,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3286 states. [2024-11-06 12:05:44,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3286 to 3279. [2024-11-06 12:05:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3279 states, 2362 states have (on average 1.3937341236240475) internal successors, (3292), 2464 states have internal predecessors, (3292), 733 states have call successors, (733), 184 states have call predecessors, (733), 183 states have return successors, (732), 724 states have call predecessors, (732), 732 states have call successors, (732) [2024-11-06 12:05:44,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 3279 states and 4757 transitions. [2024-11-06 12:05:44,487 INFO L78 Accepts]: Start accepts. Automaton has 3279 states and 4757 transitions. Word has length 140 [2024-11-06 12:05:44,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:44,488 INFO L471 AbstractCegarLoop]: Abstraction has 3279 states and 4757 transitions. [2024-11-06 12:05:44,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (16), 3 states have call predecessors, (16), 3 states have call successors, (16) [2024-11-06 12:05:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3279 states and 4757 transitions. [2024-11-06 12:05:44,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-06 12:05:44,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:44,503 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:44,536 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-06 12:05:44,704 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:44,705 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:44,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:44,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1932511252, now seen corresponding path program 1 times [2024-11-06 12:05:44,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:44,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1500296137] [2024-11-06 12:05:44,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:44,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:44,708 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:44,711 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:44,714 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-06 12:05:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:45,728 INFO L255 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 12:05:45,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:46,085 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2024-11-06 12:05:46,086 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:46,086 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:46,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500296137] [2024-11-06 12:05:46,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500296137] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:46,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:46,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:05:46,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693418353] [2024-11-06 12:05:46,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:46,087 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:05:46,087 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:46,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:05:46,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:46,088 INFO L87 Difference]: Start difference. First operand 3279 states and 4757 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 12:05:50,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:05:50,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:50,742 INFO L93 Difference]: Finished difference Result 5506 states and 7963 transitions. [2024-11-06 12:05:50,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:05:50,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 142 [2024-11-06 12:05:50,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:50,762 INFO L225 Difference]: With dead ends: 5506 [2024-11-06 12:05:50,762 INFO L226 Difference]: Without dead ends: 2240 [2024-11-06 12:05:50,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:05:50,778 INFO L432 NwaCegarLoop]: 1597 mSDtfsCounter, 0 mSDsluCounter, 3185 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4782 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:50,778 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4782 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 12:05:50,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2240 states. [2024-11-06 12:05:50,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2240 to 2240. [2024-11-06 12:05:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2240 states, 1603 states have (on average 1.381784154709919) internal successors, (2215), 1670 states have internal predecessors, (2215), 505 states have call successors, (505), 132 states have call predecessors, (505), 131 states have return successors, (504), 499 states have call predecessors, (504), 504 states have call successors, (504) [2024-11-06 12:05:50,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 2240 states and 3224 transitions. [2024-11-06 12:05:50,930 INFO L78 Accepts]: Start accepts. Automaton has 2240 states and 3224 transitions. Word has length 142 [2024-11-06 12:05:50,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:50,931 INFO L471 AbstractCegarLoop]: Abstraction has 2240 states and 3224 transitions. [2024-11-06 12:05:50,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-06 12:05:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 3224 transitions. [2024-11-06 12:05:50,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-06 12:05:50,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:50,947 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:50,988 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-06 12:05:51,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:51,148 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:51,148 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:51,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1151583568, now seen corresponding path program 1 times [2024-11-06 12:05:51,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:51,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1422138941] [2024-11-06 12:05:51,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:51,149 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:51,150 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:51,151 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:51,152 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-06 12:05:52,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:52,148 INFO L255 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-06 12:05:52,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-06 12:05:53,264 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:53,264 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:53,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422138941] [2024-11-06 12:05:53,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422138941] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:53,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:53,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 12:05:53,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511935732] [2024-11-06 12:05:53,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:53,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 12:05:53,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:53,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 12:05:53,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:05:53,266 INFO L87 Difference]: Start difference. First operand 2240 states and 3224 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-06 12:05:54,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:54,475 INFO L93 Difference]: Finished difference Result 2256 states and 3246 transitions. [2024-11-06 12:05:54,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 12:05:54,476 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 142 [2024-11-06 12:05:54,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:54,495 INFO L225 Difference]: With dead ends: 2256 [2024-11-06 12:05:54,496 INFO L226 Difference]: Without dead ends: 2253 [2024-11-06 12:05:54,499 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:05:54,500 INFO L432 NwaCegarLoop]: 1596 mSDtfsCounter, 112 mSDsluCounter, 4626 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 6222 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:54,501 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 6222 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 12:05:54,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2253 states. [2024-11-06 12:05:54,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2253 to 2240. [2024-11-06 12:05:54,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2240 states, 1603 states have (on average 1.381784154709919) internal successors, (2215), 1669 states have internal predecessors, (2215), 505 states have call successors, (505), 132 states have call predecessors, (505), 131 states have return successors, (504), 499 states have call predecessors, (504), 504 states have call successors, (504) [2024-11-06 12:05:54,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 2240 states and 3224 transitions. [2024-11-06 12:05:54,655 INFO L78 Accepts]: Start accepts. Automaton has 2240 states and 3224 transitions. Word has length 142 [2024-11-06 12:05:54,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:54,656 INFO L471 AbstractCegarLoop]: Abstraction has 2240 states and 3224 transitions. [2024-11-06 12:05:54,657 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-06 12:05:54,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 3224 transitions. [2024-11-06 12:05:54,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-06 12:05:54,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:54,672 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:54,708 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-06 12:05:54,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:54,873 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:54,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:54,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1053123287, now seen corresponding path program 1 times [2024-11-06 12:05:54,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:54,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1032635275] [2024-11-06 12:05:54,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:54,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:54,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:54,877 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:54,878 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-06 12:05:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:55,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:05:55,821 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:05:56,002 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-06 12:05:56,002 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:05:56,002 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:05:56,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1032635275] [2024-11-06 12:05:56,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1032635275] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:05:56,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:05:56,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:05:56,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158282386] [2024-11-06 12:05:56,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:05:56,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:05:56,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:05:56,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:05:56,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:56,004 INFO L87 Difference]: Start difference. First operand 2240 states and 3224 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 12:05:56,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:05:56,488 INFO L93 Difference]: Finished difference Result 4456 states and 6448 transitions. [2024-11-06 12:05:56,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:05:56,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 164 [2024-11-06 12:05:56,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:05:56,510 INFO L225 Difference]: With dead ends: 4456 [2024-11-06 12:05:56,510 INFO L226 Difference]: Without dead ends: 2240 [2024-11-06 12:05:56,523 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:05:56,525 INFO L432 NwaCegarLoop]: 1587 mSDtfsCounter, 0 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3168 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:05:56,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3168 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 12:05:56,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2240 states. [2024-11-06 12:05:56,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2240 to 2240. [2024-11-06 12:05:56,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2240 states, 1603 states have (on average 1.3761696818465377) internal successors, (2206), 1669 states have internal predecessors, (2206), 505 states have call successors, (505), 132 states have call predecessors, (505), 131 states have return successors, (504), 499 states have call predecessors, (504), 504 states have call successors, (504) [2024-11-06 12:05:56,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 2240 states and 3215 transitions. [2024-11-06 12:05:56,672 INFO L78 Accepts]: Start accepts. Automaton has 2240 states and 3215 transitions. Word has length 164 [2024-11-06 12:05:56,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:05:56,673 INFO L471 AbstractCegarLoop]: Abstraction has 2240 states and 3215 transitions. [2024-11-06 12:05:56,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 12:05:56,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 3215 transitions. [2024-11-06 12:05:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-06 12:05:56,697 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:05:56,698 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:05:56,731 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-06 12:05:56,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:56,899 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:05:56,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:05:56,900 INFO L85 PathProgramCache]: Analyzing trace with hash -1038572867, now seen corresponding path program 1 times [2024-11-06 12:05:56,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:05:56,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1399100654] [2024-11-06 12:05:56,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:05:56,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:05:56,901 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:05:56,904 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:05:56,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-06 12:05:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:05:57,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:05:58,000 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-11-06 12:06:00,875 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:00,875 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:00,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399100654] [2024-11-06 12:06:00,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399100654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:00,876 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:00,876 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 12:06:00,876 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263095322] [2024-11-06 12:06:00,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:00,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:06:00,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:00,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:06:00,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:06:00,878 INFO L87 Difference]: Start difference. First operand 2240 states and 3215 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 12:06:01,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:01,309 INFO L93 Difference]: Finished difference Result 3916 states and 5630 transitions. [2024-11-06 12:06:01,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:06:01,310 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 167 [2024-11-06 12:06:01,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:01,329 INFO L225 Difference]: With dead ends: 3916 [2024-11-06 12:06:01,330 INFO L226 Difference]: Without dead ends: 2240 [2024-11-06 12:06:01,338 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:06:01,340 INFO L432 NwaCegarLoop]: 1581 mSDtfsCounter, 1554 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:01,340 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1554 Valid, 1581 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 12:06:01,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2240 states. [2024-11-06 12:06:01,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2240 to 2240. [2024-11-06 12:06:01,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2240 states, 1603 states have (on average 1.3742981908920773) internal successors, (2203), 1669 states have internal predecessors, (2203), 505 states have call successors, (505), 132 states have call predecessors, (505), 131 states have return successors, (504), 499 states have call predecessors, (504), 504 states have call successors, (504) [2024-11-06 12:06:01,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2240 states to 2240 states and 3212 transitions. [2024-11-06 12:06:01,506 INFO L78 Accepts]: Start accepts. Automaton has 2240 states and 3212 transitions. Word has length 167 [2024-11-06 12:06:01,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:01,507 INFO L471 AbstractCegarLoop]: Abstraction has 2240 states and 3212 transitions. [2024-11-06 12:06:01,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 2 states have internal predecessors, (101), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 12:06:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2240 states and 3212 transitions. [2024-11-06 12:06:01,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-06 12:06:01,521 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:01,524 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:01,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-06 12:06:01,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:01,725 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:01,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:01,725 INFO L85 PathProgramCache]: Analyzing trace with hash 963313403, now seen corresponding path program 1 times [2024-11-06 12:06:01,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:01,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [82317978] [2024-11-06 12:06:01,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:01,726 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:01,727 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:01,728 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:01,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-06 12:06:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:02,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:06:02,712 INFO L278 TraceCheckSpWp]: Computing forward predicates...