/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 WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 03:07:31,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 03:07:31,507 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 03:07:31,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 03:07:31,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 03:07:31,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 03:07:31,526 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 03:07:31,526 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 03:07:31,527 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 03:07:31,527 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 03:07:31,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 03:07:31,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 03:07:31,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 03:07:31,528 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 03:07:31,529 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 03:07:31,529 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 03:07:31,529 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 03:07:31,529 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 03:07:31,530 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 03:07:31,530 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 03:07:31,530 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 03:07:31,531 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 03:07:31,531 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 03:07:31,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 03:07:31,531 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 03:07:31,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 03:07:31,532 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 03:07:31,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 03:07:31,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 03:07:31,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 03:07:31,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 03:07:31,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 03:07:31,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 03:07:31,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 03:07:31,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 03:07:31,534 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 03:07:31,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 03:07:31,534 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 03:07:31,534 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 03:07:31,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 03:07:31,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 03:07:31,535 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 03:07:31,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 03:07:31,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 03:07:31,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 03:07:31,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 03:07:31,765 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 03:07:31,766 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 03:07:33,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 03:07:33,802 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 03:07:33,802 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 03:07:33,870 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8f2bc47/87d6818c9ae949f188999166267b5afa/FLAG021eaf4a0 [2024-11-06 03:07:33,883 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd8f2bc47/87d6818c9ae949f188999166267b5afa [2024-11-06 03:07:33,887 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 03:07:33,888 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 03:07:33,889 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 03:07:33,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 03:07:33,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 03:07:33,893 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:07:33" (1/1) ... [2024-11-06 03:07:33,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b6c70b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:33, skipping insertion in model container [2024-11-06 03:07:33,895 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 03:07:33" (1/1) ... [2024-11-06 03:07:33,978 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 03:07:34,734 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 03:07:34,809 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 03:07:34,809 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 03:07:34,810 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 03:07:34,821 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 03:07:34,822 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 03:07:34,822 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 03:07:34,838 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 03:07:34,841 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 03:07:34,844 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 03:07:34,863 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 03:07:34,864 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 03:07:34,865 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 03:07:34,876 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 03:07:34,876 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 03:07:34,878 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 03:07:34,878 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 03:07:34,879 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 03:07:34,886 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 03:07:34,887 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 03:07:34,918 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 03:07:34,919 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 03:07:34,948 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 03:07:34,961 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 03:07:34,972 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 03:07:34,981 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 03:07:34,990 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 03:07:34,997 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 03:07:35,003 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 03:07:35,019 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 03:07:35,029 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 03:07:35,043 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 03:07:35,060 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 03:07:35,076 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 03:07:35,079 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 03:07:35,088 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 03:07:35,089 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 03:07:35,095 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 03:07:35,109 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 03:07:35,110 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 03:07:35,118 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 03:07:35,125 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 03:07:35,126 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 03:07:35,128 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 03:07:35,129 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 03:07:35,130 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 03:07:35,137 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 03:07:35,138 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 03:07:35,142 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 03:07:35,142 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 03:07:35,142 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 03:07:35,143 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 03:07:35,143 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 03:07:35,143 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 03:07:35,143 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 03:07:35,144 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 03:07:35,144 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 03:07:35,144 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 03:07:35,144 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 03:07:35,144 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 03:07:35,172 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-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2024-11-06 03:07:35,185 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 03:07:35,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 03:07:35,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 03:07:35,375 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 03:07:35,382 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 03:07:35,382 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 03:07:35,383 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 03:07:35,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4843] [2024-11-06 03:07:35,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4846] [2024-11-06 03:07:35,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4849] [2024-11-06 03:07:35,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4852] [2024-11-06 03:07:35,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5234] [2024-11-06 03:07:35,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5238] [2024-11-06 03:07:35,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5242] [2024-11-06 03:07:35,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5246] [2024-11-06 03:07:35,410 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"); [5257] [2024-11-06 03:07:35,411 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"); [5261] [2024-11-06 03:07:35,411 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"); [5265] [2024-11-06 03:07:35,411 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"); [5269] [2024-11-06 03:07:35,411 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"); [5280] [2024-11-06 03:07:35,412 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"); [5284] [2024-11-06 03:07:35,412 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"); [5288] [2024-11-06 03:07:35,412 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"); [5292] [2024-11-06 03:07:35,412 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"); [5303] [2024-11-06 03:07:35,412 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"); [5307] [2024-11-06 03:07:35,413 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"); [5311] [2024-11-06 03:07:35,413 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"); [5315] [2024-11-06 03:07:35,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5365] [2024-11-06 03:07:35,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5369] [2024-11-06 03:07:35,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5373] [2024-11-06 03:07:35,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5377] [2024-11-06 03:07:35,417 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"); [5388] [2024-11-06 03:07:35,417 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"); [5392] [2024-11-06 03:07:35,417 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"); [5396] [2024-11-06 03:07:35,417 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"); [5400] [2024-11-06 03:07:35,418 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"); [5411] [2024-11-06 03:07:35,418 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"); [5415] [2024-11-06 03:07:35,419 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"); [5419] [2024-11-06 03:07:35,419 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"); [5423] [2024-11-06 03:07:35,419 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"); [5434] [2024-11-06 03:07:35,420 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"); [5438] [2024-11-06 03:07:35,420 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"); [5442] [2024-11-06 03:07:35,420 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"); [5446] [2024-11-06 03:07:35,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5520] [2024-11-06 03:07:35,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5524] [2024-11-06 03:07:35,424 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5528] [2024-11-06 03:07:35,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5532] [2024-11-06 03:07:35,425 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"); [5543] [2024-11-06 03:07:35,425 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"); [5547] [2024-11-06 03:07:35,425 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"); [5551] [2024-11-06 03:07:35,425 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"); [5555] [2024-11-06 03:07:35,426 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"); [5566] [2024-11-06 03:07:35,426 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"); [5570] [2024-11-06 03:07:35,426 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"); [5574] [2024-11-06 03:07:35,426 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"); [5578] [2024-11-06 03:07:35,504 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"); [6518] [2024-11-06 03:07:35,505 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"); [6521] [2024-11-06 03:07:35,505 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"); [6524] [2024-11-06 03:07:35,505 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"); [6527] [2024-11-06 03:07:35,506 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"); [6530] [2024-11-06 03:07:35,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6543] [2024-11-06 03:07:35,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6546] [2024-11-06 03:07:35,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6549] [2024-11-06 03:07:35,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6552] [2024-11-06 03:07:35,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6555] [2024-11-06 03:07:35,508 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)); [6577] [2024-11-06 03:07:35,508 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)); [6580] [2024-11-06 03:07:35,508 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)); [6583] [2024-11-06 03:07:35,508 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)); [6586] [2024-11-06 03:07:35,508 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)); [6589] [2024-11-06 03:07:35,511 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"); [6622-6623] [2024-11-06 03:07:35,512 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"); [6626-6627] [2024-11-06 03:07:35,512 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"); [6630-6631] [2024-11-06 03:07:35,512 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"); [6634-6635] [2024-11-06 03:07:35,513 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"); [6638-6639] [2024-11-06 03:07:35,514 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)); [6652] [2024-11-06 03:07:35,514 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)); [6655] [2024-11-06 03:07:35,514 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)); [6658] [2024-11-06 03:07:35,514 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)); [6661] [2024-11-06 03:07:35,514 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)); [6664] [2024-11-06 03:07:35,516 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"); [6697-6698] [2024-11-06 03:07:35,517 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"); [6701-6702] [2024-11-06 03:07:35,517 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"); [6705-6706] [2024-11-06 03:07:35,517 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"); [6709-6710] [2024-11-06 03:07:35,518 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"); [6713-6714] [2024-11-06 03:07:35,549 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-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i[216887,216900] [2024-11-06 03:07:35,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 03:07:35,680 INFO L204 MainTranslator]: Completed translation [2024-11-06 03:07:35,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35 WrapperNode [2024-11-06 03:07:35,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 03:07:35,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 03:07:35,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 03:07:35,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 03:07:35,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:35,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:35,844 INFO L138 Inliner]: procedures = 198, calls = 884, calls flagged for inlining = 94, calls inlined = 92, statements flattened = 3246 [2024-11-06 03:07:35,845 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 03:07:35,846 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 03:07:35,846 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 03:07:35,846 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 03:07:35,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:35,855 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:35,877 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,192 INFO L175 MemorySlicer]: Split 434 memory accesses to 10 slices as follows [2, 3, 1, 16, 36, 22, 347, 2, 1, 4]. 80 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 0, 0, 0, 5, 0, 0, 0]. The 182 writes are split as follows [0, 0, 1, 2, 36, 22, 120, 0, 0, 1]. [2024-11-06 03:07:36,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,248 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,260 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,274 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,306 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 03:07:36,307 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 03:07:36,307 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 03:07:36,307 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 03:07:36,308 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (1/1) ... [2024-11-06 03:07:36,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 03:07:36,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 03:07:36,333 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 03:07:36,339 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 03:07:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-11-06 03:07:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-11-06 03:07:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 03:07:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 03:07:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 03:07:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2024-11-06 03:07:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 03:07:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 03:07:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-06 03:07:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 03:07:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 03:07:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 03:07:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 03:07:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-06 03:07:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-06 03:07:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-06 03:07:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-06 03:07:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-06 03:07:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-06 03:07:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-06 03:07:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-06 03:07:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-11-06 03:07:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-06 03:07:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-06 03:07:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2024-11-06 03:07:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 03:07:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-06 03:07:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-11-06 03:07:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 03:07:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 03:07:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 03:07:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-06 03:07:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 03:07:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 03:07:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 03:07:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 03:07:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 03:07:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-06 03:07:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-06 03:07:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-06 03:07:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-06 03:07:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 03:07:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 03:07:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 03:07:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 03:07:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 03:07:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2024-11-06 03:07:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-06 03:07:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-06 03:07:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-06 03:07:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-06 03:07:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-06 03:07:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-06 03:07:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-06 03:07:36,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-06 03:07:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-06 03:07:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-06 03:07:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-06 03:07:36,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-06 03:07:36,388 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-06 03:07:36,388 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-06 03:07:36,388 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 03:07:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-11-06 03:07:36,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 03:07:36,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 03:07:36,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 03:07:36,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 03:07:36,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 03:07:36,393 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-11-06 03:07:36,393 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 03:07:36,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 03:07:36,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-06 03:07:36,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-06 03:07:36,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-06 03:07:36,399 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-06 03:07:36,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_INT~TO~C_INT [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-11-06 03:07:36,400 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-06 03:07:36,400 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2024-11-06 03:07:36,401 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-11-06 03:07:36,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-06 03:07:36,401 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-06 03:07:36,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-06 03:07:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-06 03:07:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 03:07:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 03:07:36,402 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-06 03:07:36,402 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-06 03:07:37,028 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 03:07:37,031 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 03:07:37,170 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-06 03:08:08,451 INFO L? ?]: Removed 1538 outVars from TransFormulas that were not future-live. [2024-11-06 03:08:08,451 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 03:08:08,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 03:08:08,490 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 03:08:08,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 03:08:08 BoogieIcfgContainer [2024-11-06 03:08:08,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 03:08:08,492 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 03:08:08,492 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 03:08:08,496 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 03:08:08,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 03:07:33" (1/3) ... [2024-11-06 03:08:08,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26eae025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 03:08:08, skipping insertion in model container [2024-11-06 03:08:08,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 03:07:35" (2/3) ... [2024-11-06 03:08:08,496 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26eae025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 03:08:08, skipping insertion in model container [2024-11-06 03:08:08,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 03:08:08" (3/3) ... [2024-11-06 03:08:08,497 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 03:08:08,509 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 03:08:08,509 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 03:08:08,597 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 03:08:08,602 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;@a005614, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 03:08:08,603 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 03:08:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 1152 states, 833 states have (on average 1.4129651860744297) internal successors, (1177), 876 states have internal predecessors, (1177), 263 states have call successors, (263), 55 states have call predecessors, (263), 54 states have return successors, (258), 256 states have call predecessors, (258), 258 states have call successors, (258) [2024-11-06 03:08:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-06 03:08:08,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:08,635 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-06 03:08:08,635 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:08,641 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:08,641 INFO L85 PathProgramCache]: Analyzing trace with hash -773912683, now seen corresponding path program 1 times [2024-11-06 03:08:08,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:08,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1519029850] [2024-11-06 03:08:08,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:08,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:08,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:08,661 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:08,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 03:08:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:08:09,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 03:08:09,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:10,037 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2024-11-06 03:08:10,037 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:08:10,038 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:10,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1519029850] [2024-11-06 03:08:10,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1519029850] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:08:10,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:08:10,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 03:08:10,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598212429] [2024-11-06 03:08:10,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:08:10,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 03:08:10,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:10,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 03:08:10,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 03:08:10,069 INFO L87 Difference]: Start difference. First operand has 1152 states, 833 states have (on average 1.4129651860744297) internal successors, (1177), 876 states have internal predecessors, (1177), 263 states have call successors, (263), 55 states have call predecessors, (263), 54 states have return successors, (258), 256 states have call predecessors, (258), 258 states have call successors, (258) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 03:08:10,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:10,251 INFO L93 Difference]: Finished difference Result 2300 states and 3417 transitions. [2024-11-06 03:08:10,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 03:08:10,253 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 161 [2024-11-06 03:08:10,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:10,287 INFO L225 Difference]: With dead ends: 2300 [2024-11-06 03:08:10,287 INFO L226 Difference]: Without dead ends: 1106 [2024-11-06 03:08:10,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 03:08:10,301 INFO L432 NwaCegarLoop]: 1695 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1695 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:10,302 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1695 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 03:08:10,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1106 states. [2024-11-06 03:08:10,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1106 to 1106. [2024-11-06 03:08:10,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 802 states have (on average 1.4052369077306732) internal successors, (1127), 837 states have internal predecessors, (1127), 249 states have call successors, (249), 54 states have call predecessors, (249), 54 states have return successors, (249), 247 states have call predecessors, (249), 249 states have call successors, (249) [2024-11-06 03:08:10,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 1625 transitions. [2024-11-06 03:08:10,440 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 1625 transitions. Word has length 161 [2024-11-06 03:08:10,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:10,440 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 1625 transitions. [2024-11-06 03:08:10,440 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-06 03:08:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 1625 transitions. [2024-11-06 03:08:10,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-06 03:08:10,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:10,448 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-06 03:08:10,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 03:08:10,649 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:10,650 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:10,650 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:10,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1902257099, now seen corresponding path program 1 times [2024-11-06 03:08:10,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:10,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1781125323] [2024-11-06 03:08:10,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:10,652 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:10,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:10,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:10,655 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 03:08:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:08:11,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 936 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 03:08:11,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:12,248 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2024-11-06 03:08:12,248 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:08:12,248 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:12,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1781125323] [2024-11-06 03:08:12,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1781125323] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:08:12,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:08:12,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 03:08:12,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13258103] [2024-11-06 03:08:12,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:08:12,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:08:12,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:12,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:08:12,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:08:12,252 INFO L87 Difference]: Start difference. First operand 1106 states and 1625 transitions. Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-06 03:08:12,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:12,769 INFO L93 Difference]: Finished difference Result 2198 states and 3235 transitions. [2024-11-06 03:08:12,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:08:12,770 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 161 [2024-11-06 03:08:12,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:12,779 INFO L225 Difference]: With dead ends: 2198 [2024-11-06 03:08:12,780 INFO L226 Difference]: Without dead ends: 1107 [2024-11-06 03:08:12,783 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:08:12,784 INFO L432 NwaCegarLoop]: 1623 mSDtfsCounter, 0 mSDsluCounter, 3230 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4853 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:12,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4853 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 03:08:12,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1107 states. [2024-11-06 03:08:12,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1107 to 1107. [2024-11-06 03:08:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1107 states, 803 states have (on average 1.4047322540473226) internal successors, (1128), 838 states have internal predecessors, (1128), 249 states have call successors, (249), 54 states have call predecessors, (249), 54 states have return successors, (249), 247 states have call predecessors, (249), 249 states have call successors, (249) [2024-11-06 03:08:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1626 transitions. [2024-11-06 03:08:12,837 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1626 transitions. Word has length 161 [2024-11-06 03:08:12,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:12,838 INFO L471 AbstractCegarLoop]: Abstraction has 1107 states and 1626 transitions. [2024-11-06 03:08:12,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 2 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-06 03:08:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1626 transitions. [2024-11-06 03:08:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-06 03:08:12,842 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:12,842 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-06 03:08:12,863 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 03:08:13,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:13,044 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:13,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:13,048 INFO L85 PathProgramCache]: Analyzing trace with hash -442347371, now seen corresponding path program 1 times [2024-11-06 03:08:13,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:13,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1796844786] [2024-11-06 03:08:13,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:13,049 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:13,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:13,051 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:13,052 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 03:08:14,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:08:14,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 1013 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 03:08:14,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:14,949 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2024-11-06 03:08:14,950 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:08:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-11-06 03:08:18,840 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:18,840 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1796844786] [2024-11-06 03:08:18,840 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1796844786] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:08:18,840 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:08:18,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-11-06 03:08:18,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060883964] [2024-11-06 03:08:18,840 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:08:18,841 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-06 03:08:18,841 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:18,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-06 03:08:18,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-06 03:08:18,841 INFO L87 Difference]: Start difference. First operand 1107 states and 1626 transitions. Second operand has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 03:08:21,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:21,132 INFO L93 Difference]: Finished difference Result 2209 states and 3254 transitions. [2024-11-06 03:08:21,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-06 03:08:21,133 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 168 [2024-11-06 03:08:21,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:21,140 INFO L225 Difference]: With dead ends: 2209 [2024-11-06 03:08:21,140 INFO L226 Difference]: Without dead ends: 1117 [2024-11-06 03:08:21,146 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=44, Invalid=66, Unknown=0, NotChecked=0, Total=110 [2024-11-06 03:08:21,148 INFO L432 NwaCegarLoop]: 1621 mSDtfsCounter, 4 mSDsluCounter, 6454 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 8075 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:21,148 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 8075 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-06 03:08:21,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1117 states. [2024-11-06 03:08:21,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1117 to 1117. [2024-11-06 03:08:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1117 states, 812 states have (on average 1.4039408866995073) internal successors, (1140), 847 states have internal predecessors, (1140), 249 states have call successors, (249), 55 states have call predecessors, (249), 55 states have return successors, (249), 247 states have call predecessors, (249), 249 states have call successors, (249) [2024-11-06 03:08:21,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1638 transitions. [2024-11-06 03:08:21,186 INFO L78 Accepts]: Start accepts. Automaton has 1117 states and 1638 transitions. Word has length 168 [2024-11-06 03:08:21,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:21,187 INFO L471 AbstractCegarLoop]: Abstraction has 1117 states and 1638 transitions. [2024-11-06 03:08:21,187 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.25) internal successors, (66), 8 states have internal predecessors, (66), 2 states have call successors, (22), 2 states have call predecessors, (22), 4 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-06 03:08:21,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1638 transitions. [2024-11-06 03:08:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-06 03:08:21,190 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:21,190 INFO L215 NwaCegarLoop]: trace histogram [24, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2024-11-06 03:08:21,213 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-06 03:08:21,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:21,394 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:21,395 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:21,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1468181323, now seen corresponding path program 2 times [2024-11-06 03:08:21,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:21,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [285928387] [2024-11-06 03:08:21,397 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:08:21,397 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:21,397 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:21,400 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:21,402 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 03:08:22,231 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:08:22,231 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:08:22,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 03:08:22,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:22,601 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 693 trivial. 0 not checked. [2024-11-06 03:08:22,601 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:08:22,601 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:22,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [285928387] [2024-11-06 03:08:22,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [285928387] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:08:22,601 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:08:22,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 03:08:22,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230467867] [2024-11-06 03:08:22,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:08:22,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 03:08:22,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:22,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 03:08:22,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:08:22,603 INFO L87 Difference]: Start difference. First operand 1117 states and 1638 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-06 03:08:23,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:23,354 INFO L93 Difference]: Finished difference Result 2778 states and 4045 transitions. [2024-11-06 03:08:23,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 03:08:23,355 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) Word has length 185 [2024-11-06 03:08:23,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:23,363 INFO L225 Difference]: With dead ends: 2778 [2024-11-06 03:08:23,363 INFO L226 Difference]: Without dead ends: 1708 [2024-11-06 03:08:23,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 183 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 03:08:23,367 INFO L432 NwaCegarLoop]: 1644 mSDtfsCounter, 873 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 3186 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:23,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [873 Valid, 3186 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-06 03:08:23,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1708 states. [2024-11-06 03:08:23,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1708 to 1708. [2024-11-06 03:08:23,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1708 states, 1227 states have (on average 1.3863080684596576) internal successors, (1701), 1278 states have internal predecessors, (1701), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:08:23,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 1708 states and 2469 transitions. [2024-11-06 03:08:23,425 INFO L78 Accepts]: Start accepts. Automaton has 1708 states and 2469 transitions. Word has length 185 [2024-11-06 03:08:23,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:23,428 INFO L471 AbstractCegarLoop]: Abstraction has 1708 states and 2469 transitions. [2024-11-06 03:08:23,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 1 states have call successors, (16), 1 states have call predecessors, (16), 1 states have return successors, (16), 1 states have call predecessors, (16), 1 states have call successors, (16) [2024-11-06 03:08:23,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1708 states and 2469 transitions. [2024-11-06 03:08:23,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2024-11-06 03:08:23,433 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:23,433 INFO L215 NwaCegarLoop]: trace histogram [24, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:08:23,448 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-06 03:08:23,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:23,634 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:23,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:23,635 INFO L85 PathProgramCache]: Analyzing trace with hash 260277289, now seen corresponding path program 1 times [2024-11-06 03:08:23,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:23,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901998488] [2024-11-06 03:08:23,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:23,636 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:23,636 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:23,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:23,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-06 03:08:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:08:24,943 INFO L255 TraceCheckSpWp]: Trace formula consists of 1401 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-06 03:08:24,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 466 proven. 3 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-11-06 03:08:25,835 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:08:31,409 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 36 proven. 69 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2024-11-06 03:08:31,409 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:31,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901998488] [2024-11-06 03:08:31,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901998488] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:08:31,409 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:08:31,409 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-06 03:08:31,409 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348071126] [2024-11-06 03:08:31,410 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:08:31,410 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-06 03:08:31,410 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:31,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-06 03:08:31,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2024-11-06 03:08:31,413 INFO L87 Difference]: Start difference. First operand 1708 states and 2469 transitions. Second operand has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-06 03:08:35,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:35,258 INFO L93 Difference]: Finished difference Result 3394 states and 4912 transitions. [2024-11-06 03:08:35,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-06 03:08:35,262 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 264 [2024-11-06 03:08:35,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:35,272 INFO L225 Difference]: With dead ends: 3394 [2024-11-06 03:08:35,272 INFO L226 Difference]: Without dead ends: 1712 [2024-11-06 03:08:35,277 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 531 GetRequests, 518 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=80, Invalid=130, Unknown=0, NotChecked=0, Total=210 [2024-11-06 03:08:35,279 INFO L432 NwaCegarLoop]: 1617 mSDtfsCounter, 6 mSDsluCounter, 8049 mSDsCounter, 0 mSdLazyCounter, 97 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9666 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 97 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:35,279 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 9666 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-06 03:08:35,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1712 states. [2024-11-06 03:08:35,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1712 to 1712. [2024-11-06 03:08:35,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1712 states, 1231 states have (on average 1.3834281072298944) internal successors, (1703), 1282 states have internal predecessors, (1703), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:08:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1712 states to 1712 states and 2471 transitions. [2024-11-06 03:08:35,338 INFO L78 Accepts]: Start accepts. Automaton has 1712 states and 2471 transitions. Word has length 264 [2024-11-06 03:08:35,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:35,339 INFO L471 AbstractCegarLoop]: Abstraction has 1712 states and 2471 transitions. [2024-11-06 03:08:35,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.5) internal successors, (115), 10 states have internal predecessors, (115), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-06 03:08:35,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2471 transitions. [2024-11-06 03:08:35,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-11-06 03:08:35,344 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:35,345 INFO L215 NwaCegarLoop]: trace histogram [32, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:08:35,375 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-11-06 03:08:35,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:35,545 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:35,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:35,546 INFO L85 PathProgramCache]: Analyzing trace with hash 2114205737, now seen corresponding path program 2 times [2024-11-06 03:08:35,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:35,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1929133230] [2024-11-06 03:08:35,547 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:08:35,547 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:35,547 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:35,550 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:35,552 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-06 03:08:36,685 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:08:36,685 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:08:36,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 03:08:36,728 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:37,103 INFO L134 CoverageAnalysis]: Checked inductivity of 1144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1144 trivial. 0 not checked. [2024-11-06 03:08:37,104 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:08:37,104 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:37,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1929133230] [2024-11-06 03:08:37,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1929133230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:08:37,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:08:37,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 03:08:37,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594901070] [2024-11-06 03:08:37,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:08:37,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:08:37,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:37,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:08:37,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:08:37,106 INFO L87 Difference]: Start difference. First operand 1712 states and 2471 transitions. Second operand has 4 states, 4 states have (on average 20.0) internal successors, (80), 4 states have internal predecessors, (80), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-06 03:08:37,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:37,551 INFO L93 Difference]: Finished difference Result 1716 states and 2475 transitions. [2024-11-06 03:08:37,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:08:37,554 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), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 272 [2024-11-06 03:08:37,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:37,565 INFO L225 Difference]: With dead ends: 1716 [2024-11-06 03:08:37,565 INFO L226 Difference]: Without dead ends: 1714 [2024-11-06 03:08:37,566 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 269 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 03:08:37,568 INFO L432 NwaCegarLoop]: 1623 mSDtfsCounter, 0 mSDsluCounter, 3239 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4862 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:37,568 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4862 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 03:08:37,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1714 states. [2024-11-06 03:08:37,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1714 to 1714. [2024-11-06 03:08:37,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1714 states, 1233 states have (on average 1.3828061638280615) internal successors, (1705), 1284 states have internal predecessors, (1705), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:08:37,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 1714 states and 2473 transitions. [2024-11-06 03:08:37,624 INFO L78 Accepts]: Start accepts. Automaton has 1714 states and 2473 transitions. Word has length 272 [2024-11-06 03:08:37,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:37,625 INFO L471 AbstractCegarLoop]: Abstraction has 1714 states and 2473 transitions. [2024-11-06 03:08:37,625 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), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-06 03:08:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2473 transitions. [2024-11-06 03:08:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2024-11-06 03:08:37,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:37,630 INFO L215 NwaCegarLoop]: trace histogram [32, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:08:37,644 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-06 03:08:37,830 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:37,830 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:37,831 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:37,831 INFO L85 PathProgramCache]: Analyzing trace with hash 1106394478, now seen corresponding path program 1 times [2024-11-06 03:08:37,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:37,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [588432830] [2024-11-06 03:08:37,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:37,832 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:37,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:37,835 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:37,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-06 03:08:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:08:39,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 1494 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-06 03:08:39,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1144 backedges. 646 proven. 21 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2024-11-06 03:08:42,159 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 03:08:51,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1144 backedges. 76 proven. 187 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2024-11-06 03:08:51,113 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:51,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [588432830] [2024-11-06 03:08:51,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [588432830] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 03:08:51,113 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 03:08:51,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2024-11-06 03:08:51,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287386160] [2024-11-06 03:08:51,114 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 03:08:51,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-06 03:08:51,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:51,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-06 03:08:51,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2024-11-06 03:08:51,115 INFO L87 Difference]: Start difference. First operand 1714 states and 2473 transitions. Second operand has 18 states, 18 states have (on average 6.888888888888889) internal successors, (124), 18 states have internal predecessors, (124), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-06 03:08:57,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:57,610 INFO L93 Difference]: Finished difference Result 3410 states and 4931 transitions. [2024-11-06 03:08:57,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-06 03:08:57,612 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 6.888888888888889) internal successors, (124), 18 states have internal predecessors, (124), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 273 [2024-11-06 03:08:57,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:57,621 INFO L225 Difference]: With dead ends: 3410 [2024-11-06 03:08:57,621 INFO L226 Difference]: Without dead ends: 1718 [2024-11-06 03:08:57,626 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 551 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=166, Invalid=434, Unknown=0, NotChecked=0, Total=600 [2024-11-06 03:08:57,626 INFO L432 NwaCegarLoop]: 1617 mSDtfsCounter, 9 mSDsluCounter, 12880 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 14497 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:57,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 14497 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-06 03:08:57,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2024-11-06 03:08:57,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1718. [2024-11-06 03:08:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1237 states have (on average 1.3823767178658044) internal successors, (1710), 1288 states have internal predecessors, (1710), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:08:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2478 transitions. [2024-11-06 03:08:57,670 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2478 transitions. Word has length 273 [2024-11-06 03:08:57,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:57,670 INFO L471 AbstractCegarLoop]: Abstraction has 1718 states and 2478 transitions. [2024-11-06 03:08:57,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 6.888888888888889) internal successors, (124), 18 states have internal predecessors, (124), 2 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-11-06 03:08:57,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2478 transitions. [2024-11-06 03:08:57,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-11-06 03:08:57,675 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:57,675 INFO L215 NwaCegarLoop]: trace histogram [36, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:08:57,706 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-06 03:08:57,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:57,876 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:57,877 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:57,877 INFO L85 PathProgramCache]: Analyzing trace with hash -1115892882, now seen corresponding path program 2 times [2024-11-06 03:08:57,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:57,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911774158] [2024-11-06 03:08:57,878 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 03:08:57,878 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:57,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:57,881 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:57,883 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-06 03:08:58,704 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 03:08:58,704 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 03:08:58,721 INFO L255 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 03:08:58,727 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:08:58,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2024-11-06 03:08:58,997 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:08:58,998 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:08:58,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911774158] [2024-11-06 03:08:58,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911774158] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:08:58,998 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:08:58,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 03:08:58,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824048441] [2024-11-06 03:08:58,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:08:58,999 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 03:08:58,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:08:58,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 03:08:58,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 03:08:58,999 INFO L87 Difference]: Start difference. First operand 1718 states and 2478 transitions. Second operand has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-06 03:08:59,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:08:59,326 INFO L93 Difference]: Finished difference Result 1722 states and 2482 transitions. [2024-11-06 03:08:59,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 03:08:59,329 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 277 [2024-11-06 03:08:59,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:08:59,341 INFO L225 Difference]: With dead ends: 1722 [2024-11-06 03:08:59,341 INFO L226 Difference]: Without dead ends: 1720 [2024-11-06 03:08:59,342 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 276 GetRequests, 274 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 03:08:59,343 INFO L432 NwaCegarLoop]: 1625 mSDtfsCounter, 0 mSDsluCounter, 3240 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4865 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 03:08:59,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4865 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 03:08:59,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1720 states. [2024-11-06 03:08:59,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1720 to 1718. [2024-11-06 03:08:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1237 states have (on average 1.3823767178658044) internal successors, (1710), 1288 states have internal predecessors, (1710), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:08:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2478 transitions. [2024-11-06 03:08:59,389 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2478 transitions. Word has length 277 [2024-11-06 03:08:59,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:08:59,390 INFO L471 AbstractCegarLoop]: Abstraction has 1718 states and 2478 transitions. [2024-11-06 03:08:59,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.25) internal successors, (81), 4 states have internal predecessors, (81), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-06 03:08:59,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2478 transitions. [2024-11-06 03:08:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-06 03:08:59,395 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:08:59,396 INFO L215 NwaCegarLoop]: trace histogram [36, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:08:59,408 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-06 03:08:59,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:59,598 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:08:59,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:08:59,598 INFO L85 PathProgramCache]: Analyzing trace with hash 791454508, now seen corresponding path program 1 times [2024-11-06 03:08:59,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:08:59,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1485996757] [2024-11-06 03:08:59,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:08:59,599 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:08:59,599 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:08:59,604 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:08:59,606 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-06 03:09:01,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:09:01,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 03:09:01,735 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:09:08,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 1154 trivial. 0 not checked. [2024-11-06 03:09:08,450 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:09:08,450 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:09:08,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1485996757] [2024-11-06 03:09:08,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1485996757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:09:08,450 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:09:08,450 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 03:09:08,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240763830] [2024-11-06 03:09:08,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:09:08,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 03:09:08,451 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:09:08,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 03:09:08,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 03:09:08,452 INFO L87 Difference]: Start difference. First operand 1718 states and 2478 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-06 03:09:08,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 03:09:08,661 INFO L93 Difference]: Finished difference Result 3371 states and 4876 transitions. [2024-11-06 03:09:08,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 03:09:08,662 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 286 [2024-11-06 03:09:08,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 03:09:08,670 INFO L225 Difference]: With dead ends: 3371 [2024-11-06 03:09:08,670 INFO L226 Difference]: Without dead ends: 1718 [2024-11-06 03:09:08,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 284 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 03:09:08,676 INFO L432 NwaCegarLoop]: 1616 mSDtfsCounter, 1550 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 03:09:08,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1550 Valid, 1616 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 03:09:08,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2024-11-06 03:09:08,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1718. [2024-11-06 03:09:08,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1718 states, 1237 states have (on average 1.3807599029911075) internal successors, (1708), 1288 states have internal predecessors, (1708), 384 states have call successors, (384), 96 states have call predecessors, (384), 96 states have return successors, (384), 381 states have call predecessors, (384), 384 states have call successors, (384) [2024-11-06 03:09:08,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2476 transitions. [2024-11-06 03:09:08,733 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2476 transitions. Word has length 286 [2024-11-06 03:09:08,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 03:09:08,734 INFO L471 AbstractCegarLoop]: Abstraction has 1718 states and 2476 transitions. [2024-11-06 03:09:08,734 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 2 states have internal predecessors, (103), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-11-06 03:09:08,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2476 transitions. [2024-11-06 03:09:08,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-06 03:09:08,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 03:09:08,739 INFO L215 NwaCegarLoop]: trace histogram [36, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 03:09:08,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-06 03:09:08,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:09:08,944 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 03:09:08,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 03:09:08,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1114948758, now seen corresponding path program 1 times [2024-11-06 03:09:08,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 03:09:08,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [852735826] [2024-11-06 03:09:08,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 03:09:08,945 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 03:09:08,945 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 03:09:08,948 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 03:09:08,949 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-06 03:09:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 03:09:11,029 INFO L255 TraceCheckSpWp]: Trace formula consists of 1552 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-06 03:09:11,034 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 03:09:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1306 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 1158 trivial. 0 not checked. [2024-11-06 03:09:13,574 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 03:09:13,575 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 03:09:13,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [852735826] [2024-11-06 03:09:13,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [852735826] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 03:09:13,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 03:09:13,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-06 03:09:13,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322997256] [2024-11-06 03:09:13,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 03:09:13,577 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-06 03:09:13,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 03:09:13,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-06 03:09:13,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 03:09:13,578 INFO L87 Difference]: Start difference. First operand 1718 states and 2476 transitions. Second operand has 9 states, 9 states have (on average 11.333333333333334) internal successors, (102), 7 states have internal predecessors, (102), 2 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (26), 4 states have call predecessors, (26), 2 states have call successors, (26)