/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver 'cvc4 --incremental --print-success --lang smt' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-04 18:17:13,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-04 18:17:13,425 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-04 18:17:13,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-04 18:17:13,431 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-04 18:17:13,464 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-04 18:17:13,465 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-04 18:17:13,465 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-04 18:17:13,466 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-04 18:17:13,466 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-04 18:17:13,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-04 18:17:13,467 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-04 18:17:13,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-04 18:17:13,470 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-04 18:17:13,470 INFO L153 SettingsManager]: * Use SBE=true [2024-11-04 18:17:13,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-04 18:17:13,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-04 18:17:13,474 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-04 18:17:13,474 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-04 18:17:13,474 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-04 18:17:13,475 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-04 18:17:13,475 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-04 18:17:13,475 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-04 18:17:13,475 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-04 18:17:13,476 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-04 18:17:13,476 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-04 18:17:13,476 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-04 18:17:13,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-04 18:17:13,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-04 18:17:13,477 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-04 18:17:13,477 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-04 18:17:13,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:17:13,478 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-04 18:17:13,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-04 18:17:13,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-04 18:17:13,481 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-04 18:17:13,482 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-04 18:17:13,482 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-04 18:17:13,482 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-04 18:17:13,482 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-04 18:17:13,482 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-04 18:17:13,483 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-04 18:17:13,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-04 18:17:13,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-04 18:17:13,818 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-04 18:17:13,819 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-04 18:17:13,819 INFO L274 PluginConnector]: CDTParser initialized [2024-11-04 18:17:13,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 18:17:15,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-04 18:17:15,965 INFO L384 CDTParser]: Found 1 translation units. [2024-11-04 18:17:15,965 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 18:17:16,021 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d860fe62/f151ecf41e0f49e5af7df0c1802938be/FLAGf9790d5bb [2024-11-04 18:17:16,040 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0d860fe62/f151ecf41e0f49e5af7df0c1802938be [2024-11-04 18:17:16,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-04 18:17:16,046 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-04 18:17:16,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-04 18:17:16,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-04 18:17:16,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-04 18:17:16,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:17:16" (1/1) ... [2024-11-04 18:17:16,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@372b5e9e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:16, skipping insertion in model container [2024-11-04 18:17:16,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 06:17:16" (1/1) ... [2024-11-04 18:17:16,132 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-04 18:17:16,999 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,174 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,197 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,247 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,254 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,262 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,280 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,284 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,309 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,324 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,324 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,325 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,325 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,326 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,330 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,350 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,384 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,390 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,405 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,416 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,417 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,424 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,425 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,426 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,426 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,427 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,428 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,429 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,436 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,438 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,440 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,440 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,441 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,441 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,441 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,455 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,477 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,477 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,478 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,482 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,500 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,501 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,506 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,508 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,508 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,568 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-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-04 18:17:17,686 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-04 18:17:17,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:17:17,713 INFO L200 MainTranslator]: Completed pre-run [2024-11-04 18:17:17,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [3073] [2024-11-04 18:17:17,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [3087-3088] [2024-11-04 18:17:17,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3102] [2024-11-04 18:17:17,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3105] [2024-11-04 18:17:17,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3108] [2024-11-04 18:17:17,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3111] [2024-11-04 18:17:17,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3173] [2024-11-04 18:17:17,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3176] [2024-11-04 18:17:17,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3179] [2024-11-04 18:17:17,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3182] [2024-11-04 18:17:17,982 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-consumption/linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i[133672,133685] [2024-11-04 18:17:17,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-04 18:17:18,052 INFO L204 MainTranslator]: Completed translation [2024-11-04 18:17:18,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18 WrapperNode [2024-11-04 18:17:18,055 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-04 18:17:18,056 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-04 18:17:18,056 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-04 18:17:18,056 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-04 18:17:18,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,219 INFO L138 Inliner]: procedures = 205, calls = 833, calls flagged for inlining = 89, calls inlined = 75, statements flattened = 2224 [2024-11-04 18:17:18,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-04 18:17:18,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-04 18:17:18,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-04 18:17:18,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-04 18:17:18,231 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,255 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,489 INFO L175 MemorySlicer]: Split 435 memory accesses to 14 slices as follows [2, 5, 7, 1, 234, 7, 7, 35, 9, 3, 8, 113, 2, 2]. 54 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [2, 0, 7, 0, 0, 7, 7, 7, 9, 0, 0, 0, 0, 0]. The 171 writes are split as follows [0, 5, 0, 0, 34, 0, 0, 28, 0, 0, 1, 103, 0, 0]. [2024-11-04 18:17:18,489 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,562 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-04 18:17:18,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-04 18:17:18,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-04 18:17:18,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-04 18:17:18,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (1/1) ... [2024-11-04 18:17:18,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-04 18:17:18,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-04 18:17:18,656 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) [2024-11-04 18:17:18,659 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 [2024-11-04 18:17:18,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-04 18:17:18,682 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-04 18:17:18,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure input_event_size [2024-11-04 18:17:18,684 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event_size [2024-11-04 18:17:18,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-04 18:17:18,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-04 18:17:18,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-04 18:17:18,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-04 18:17:18,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-04 18:17:18,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-04 18:17:18,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-04 18:17:18,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-04 18:17:18,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-04 18:17:18,690 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure input_alloc_absinfo [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure input_alloc_absinfo [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-04 18:17:18,693 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ioctl_handler [2024-11-04 18:17:18,693 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ioctl_handler [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-04 18:17:18,694 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-04 18:17:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-04 18:17:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-04 18:17:18,695 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-04 18:17:18,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-04 18:17:18,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-04 18:17:18,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-04 18:17:18,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-04 18:17:18,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-04 18:17:18,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-04 18:17:18,701 INFO L130 BoogieDeclarations]: Found specification of procedure is_compat_task [2024-11-04 18:17:18,701 INFO L138 BoogieDeclarations]: Found implementation of procedure is_compat_task [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-04 18:17:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-04 18:17:18,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-04 18:17:18,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-04 18:17:18,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-04 18:17:18,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-04 18:17:18,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-04 18:17:18,705 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-04 18:17:18,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-04 18:17:18,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-04 18:17:18,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-04 18:17:18,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-04 18:17:18,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-04 18:17:18,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-04 18:17:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_done [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_done [2024-11-04 18:17:18,709 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-04 18:17:18,709 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-04 18:17:18,710 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_flat [2024-11-04 18:17:18,710 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_flat [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-04 18:17:18,710 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-04 18:17:18,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-04 18:17:18,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-04 18:17:18,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-04 18:17:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-04 18:17:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-04 18:17:18,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-04 18:17:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-04 18:17:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_find [2024-11-04 18:17:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_find [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-04 18:17:18,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-04 18:17:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_allocate_device [2024-11-04 18:17:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_allocate_device [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-04 18:17:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-04 18:17:18,716 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-04 18:17:18,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#13 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-04 18:17:18,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#13 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-04 18:17:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#13 [2024-11-04 18:17:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ff_upload_from_user [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ff_upload_from_user [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_destroy_device [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_destroy_device [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-04 18:17:18,721 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-04 18:17:18,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#13 [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-04 18:17:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-04 18:17:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-04 18:17:18,722 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-04 18:17:18,722 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-04 18:17:19,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-04 18:17:19,358 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-04 18:17:52,212 INFO L? ?]: Removed 1187 outVars from TransFormulas that were not future-live. [2024-11-04 18:17:52,212 INFO L287 CfgBuilder]: Performing block encoding [2024-11-04 18:17:52,254 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-04 18:17:52,254 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-04 18:17:52,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:17:52 BoogieIcfgContainer [2024-11-04 18:17:52,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-04 18:17:52,260 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-04 18:17:52,261 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-04 18:17:52,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-04 18:17:52,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 06:17:16" (1/3) ... [2024-11-04 18:17:52,267 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca7f3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:17:52, skipping insertion in model container [2024-11-04 18:17:52,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 06:17:18" (2/3) ... [2024-11-04 18:17:52,268 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ca7f3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 06:17:52, skipping insertion in model container [2024-11-04 18:17:52,268 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 06:17:52" (3/3) ... [2024-11-04 18:17:52,269 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-04 18:17:52,286 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-04 18:17:52,286 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-04 18:17:52,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-04 18:17:52,365 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;@4bcf7b99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-04 18:17:52,366 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-04 18:17:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) [2024-11-04 18:17:52,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-04 18:17:52,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:17:52,379 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:17:52,379 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:17:52,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:17:52,384 INFO L85 PathProgramCache]: Analyzing trace with hash 1543314865, now seen corresponding path program 1 times [2024-11-04 18:17:52,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:17:52,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1815747753] [2024-11-04 18:17:52,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:17:52,395 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:17:52,395 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:17:52,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:17:52,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-04 18:17:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:17:53,282 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:17:53,288 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:17:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:17:53,969 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:17:54,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:17:54,531 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:17:54,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1815747753] [2024-11-04 18:17:54,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1815747753] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:17:54,532 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:17:54,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:17:54,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787937744] [2024-11-04 18:17:54,534 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:17:54,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:17:54,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:17:54,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:17:54,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:17:54,561 INFO L87 Difference]: Start difference. First operand has 693 states, 505 states have (on average 1.3485148514851486) internal successors, (681), 519 states have internal predecessors, (681), 142 states have call successors, (142), 44 states have call predecessors, (142), 44 states have return successors, (142), 140 states have call predecessors, (142), 142 states have call successors, (142) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:17:58,596 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:17:58,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:17:58,852 INFO L93 Difference]: Finished difference Result 1375 states and 1933 transitions. [2024-11-04 18:17:58,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:17:58,855 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 14 [2024-11-04 18:17:58,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:17:58,874 INFO L225 Difference]: With dead ends: 1375 [2024-11-04 18:17:58,875 INFO L226 Difference]: Without dead ends: 686 [2024-11-04 18:17:58,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:17:58,888 INFO L432 NwaCegarLoop]: 954 mSDtfsCounter, 944 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 944 SdHoareTripleChecker+Valid, 954 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-04 18:17:58,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [944 Valid, 954 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-04 18:17:58,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 686 states. [2024-11-04 18:17:59,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 686 to 686. [2024-11-04 18:17:59,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 686 states, 501 states have (on average 1.343313373253493) internal successors, (673), 512 states have internal predecessors, (673), 141 states have call successors, (141), 44 states have call predecessors, (141), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-04 18:17:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 686 states and 951 transitions. [2024-11-04 18:17:59,050 INFO L78 Accepts]: Start accepts. Automaton has 686 states and 951 transitions. Word has length 14 [2024-11-04 18:17:59,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:17:59,052 INFO L471 AbstractCegarLoop]: Abstraction has 686 states and 951 transitions. [2024-11-04 18:17:59,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:17:59,058 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 951 transitions. [2024-11-04 18:17:59,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-04 18:17:59,059 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:17:59,059 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:17:59,078 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-04 18:17:59,260 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:17:59,264 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:17:59,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:17:59,265 INFO L85 PathProgramCache]: Analyzing trace with hash 597130825, now seen corresponding path program 1 times [2024-11-04 18:17:59,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:17:59,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [847946241] [2024-11-04 18:17:59,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:17:59,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:17:59,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:17:59,268 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:17:59,269 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-04 18:18:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:00,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:18:00,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:18:00,791 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:01,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:18:01,259 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:01,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [847946241] [2024-11-04 18:18:01,259 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [847946241] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:01,259 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:01,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:18:01,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063071147] [2024-11-04 18:18:01,260 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:01,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:18:01,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:01,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:18:01,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:01,262 INFO L87 Difference]: Start difference. First operand 686 states and 951 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:18:05,280 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:18:05,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:05,428 INFO L93 Difference]: Finished difference Result 688 states and 952 transitions. [2024-11-04 18:18:05,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:18:05,433 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 15 [2024-11-04 18:18:05,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:05,442 INFO L225 Difference]: With dead ends: 688 [2024-11-04 18:18:05,442 INFO L226 Difference]: Without dead ends: 685 [2024-11-04 18:18:05,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:05,443 INFO L432 NwaCegarLoop]: 948 mSDtfsCounter, 937 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 948 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:05,444 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [937 Valid, 948 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-04 18:18:05,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 685 states. [2024-11-04 18:18:05,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 685 to 685. [2024-11-04 18:18:05,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 685 states, 501 states have (on average 1.341317365269461) internal successors, (672), 511 states have internal predecessors, (672), 140 states have call successors, (140), 44 states have call predecessors, (140), 43 states have return successors, (137), 135 states have call predecessors, (137), 137 states have call successors, (137) [2024-11-04 18:18:05,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 685 states and 949 transitions. [2024-11-04 18:18:05,525 INFO L78 Accepts]: Start accepts. Automaton has 685 states and 949 transitions. Word has length 15 [2024-11-04 18:18:05,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:05,525 INFO L471 AbstractCegarLoop]: Abstraction has 685 states and 949 transitions. [2024-11-04 18:18:05,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:18:05,526 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 949 transitions. [2024-11-04 18:18:05,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-04 18:18:05,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:05,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:18:05,556 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-04 18:18:05,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:05,727 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:05,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:05,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1330201524, now seen corresponding path program 1 times [2024-11-04 18:18:05,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:05,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1720966306] [2024-11-04 18:18:05,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:05,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:05,728 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:05,732 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:05,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-04 18:18:06,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:06,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:18:06,435 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:18:07,057 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:07,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:18:07,619 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:07,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1720966306] [2024-11-04 18:18:07,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1720966306] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:07,620 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:07,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:18:07,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983699904] [2024-11-04 18:18:07,620 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:07,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:18:07,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:07,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:18:07,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:07,621 INFO L87 Difference]: Start difference. First operand 685 states and 949 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:18:11,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:18:11,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:11,942 INFO L93 Difference]: Finished difference Result 1986 states and 2774 transitions. [2024-11-04 18:18:11,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:18:11,942 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 16 [2024-11-04 18:18:11,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:11,953 INFO L225 Difference]: With dead ends: 1986 [2024-11-04 18:18:11,953 INFO L226 Difference]: Without dead ends: 1301 [2024-11-04 18:18:11,956 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:11,958 INFO L432 NwaCegarLoop]: 1484 mSDtfsCounter, 934 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 934 SdHoareTripleChecker+Valid, 2350 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:11,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [934 Valid, 2350 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-04 18:18:11,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1301 states. [2024-11-04 18:18:12,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1301 to 1298. [2024-11-04 18:18:12,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1298 states, 953 states have (on average 1.34102833158447) internal successors, (1278), 971 states have internal predecessors, (1278), 264 states have call successors, (264), 82 states have call predecessors, (264), 80 states have return successors, (268), 254 states have call predecessors, (268), 258 states have call successors, (268) [2024-11-04 18:18:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1298 states and 1810 transitions. [2024-11-04 18:18:12,071 INFO L78 Accepts]: Start accepts. Automaton has 1298 states and 1810 transitions. Word has length 16 [2024-11-04 18:18:12,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:12,071 INFO L471 AbstractCegarLoop]: Abstraction has 1298 states and 1810 transitions. [2024-11-04 18:18:12,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-04 18:18:12,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 1810 transitions. [2024-11-04 18:18:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-04 18:18:12,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:12,076 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 18:18:12,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-04 18:18:12,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:12,277 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:12,278 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:12,278 INFO L85 PathProgramCache]: Analyzing trace with hash 1579269503, now seen corresponding path program 1 times [2024-11-04 18:18:12,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:12,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1366658660] [2024-11-04 18:18:12,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:12,278 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:12,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:12,284 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:12,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-04 18:18:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:13,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-04 18:18:13,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:13,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-04 18:18:13,801 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:15,105 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:15,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1366658660] [2024-11-04 18:18:15,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1366658660] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:15,108 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:15,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-04 18:18:15,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44813900] [2024-11-04 18:18:15,109 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:15,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-04 18:18:15,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:15,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-04 18:18:15,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 18:18:15,110 INFO L87 Difference]: Start difference. First operand 1298 states and 1810 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-04 18:18:18,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:18,315 INFO L93 Difference]: Finished difference Result 2746 states and 3861 transitions. [2024-11-04 18:18:18,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 18:18:18,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 44 [2024-11-04 18:18:18,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:18,327 INFO L225 Difference]: With dead ends: 2746 [2024-11-04 18:18:18,328 INFO L226 Difference]: Without dead ends: 1456 [2024-11-04 18:18:18,334 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-04 18:18:18,335 INFO L432 NwaCegarLoop]: 950 mSDtfsCounter, 201 mSDsluCounter, 1674 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 2624 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:18,335 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 2624 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-04 18:18:18,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1456 states. [2024-11-04 18:18:18,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1456 to 1438. [2024-11-04 18:18:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1438 states, 1073 states have (on average 1.3513513513513513) internal successors, (1450), 1091 states have internal predecessors, (1450), 284 states have call successors, (284), 82 states have call predecessors, (284), 80 states have return successors, (296), 274 states have call predecessors, (296), 278 states have call successors, (296) [2024-11-04 18:18:18,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1438 states to 1438 states and 2030 transitions. [2024-11-04 18:18:18,436 INFO L78 Accepts]: Start accepts. Automaton has 1438 states and 2030 transitions. Word has length 44 [2024-11-04 18:18:18,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:18,436 INFO L471 AbstractCegarLoop]: Abstraction has 1438 states and 2030 transitions. [2024-11-04 18:18:18,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 3 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-04 18:18:18,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 2030 transitions. [2024-11-04 18:18:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-04 18:18:18,441 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:18,441 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 18:18:18,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-04 18:18:18,642 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:18,642 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:18,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:18,643 INFO L85 PathProgramCache]: Analyzing trace with hash -698243915, now seen corresponding path program 1 times [2024-11-04 18:18:18,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:18,643 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1527354260] [2024-11-04 18:18:18,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:18,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:18,644 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:18,646 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:18,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-04 18:18:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:19,582 INFO L255 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-04 18:18:19,585 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:20,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:20,515 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:21,937 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:21,937 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1527354260] [2024-11-04 18:18:21,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1527354260] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:21,937 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:21,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-04 18:18:21,938 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873387] [2024-11-04 18:18:21,938 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:21,938 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-04 18:18:21,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:21,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-04 18:18:21,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:21,939 INFO L87 Difference]: Start difference. First operand 1438 states and 2030 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-04 18:18:25,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-04 18:18:26,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:26,451 INFO L93 Difference]: Finished difference Result 2870 states and 4052 transitions. [2024-11-04 18:18:26,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-04 18:18:26,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 53 [2024-11-04 18:18:26,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:26,463 INFO L225 Difference]: With dead ends: 2870 [2024-11-04 18:18:26,463 INFO L226 Difference]: Without dead ends: 1440 [2024-11-04 18:18:26,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-04 18:18:26,475 INFO L432 NwaCegarLoop]: 1131 mSDtfsCounter, 853 mSDsluCounter, 925 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 853 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:26,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [853 Valid, 2056 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-04 18:18:26,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1440 states. [2024-11-04 18:18:26,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1440 to 1424. [2024-11-04 18:18:26,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 1067 states have (on average 1.3514526710402999) internal successors, (1442), 1081 states have internal predecessors, (1442), 276 states have call successors, (276), 82 states have call predecessors, (276), 80 states have return successors, (274), 270 states have call predecessors, (274), 265 states have call successors, (274) [2024-11-04 18:18:26,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1992 transitions. [2024-11-04 18:18:26,634 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1992 transitions. Word has length 53 [2024-11-04 18:18:26,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:26,635 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1992 transitions. [2024-11-04 18:18:26,635 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-04 18:18:26,635 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1992 transitions. [2024-11-04 18:18:26,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-04 18:18:26,637 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:26,638 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 18:18:26,660 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-04 18:18:26,838 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:26,838 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:26,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:26,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1791249795, now seen corresponding path program 1 times [2024-11-04 18:18:26,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:26,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1281249278] [2024-11-04 18:18:26,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:26,839 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:26,840 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:26,842 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:26,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-04 18:18:27,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:27,784 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 18:18:27,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:28,666 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:30,660 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:30,661 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:30,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1281249278] [2024-11-04 18:18:30,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1281249278] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:30,661 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:30,661 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-04 18:18:30,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860432186] [2024-11-04 18:18:30,661 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:30,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-04 18:18:30,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:30,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-04 18:18:30,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 18:18:30,662 INFO L87 Difference]: Start difference. First operand 1424 states and 1992 transitions. Second operand has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-04 18:18:33,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:33,002 INFO L93 Difference]: Finished difference Result 1544 states and 2129 transitions. [2024-11-04 18:18:33,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-04 18:18:33,002 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) Word has length 55 [2024-11-04 18:18:33,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:33,011 INFO L225 Difference]: With dead ends: 1544 [2024-11-04 18:18:33,011 INFO L226 Difference]: Without dead ends: 1196 [2024-11-04 18:18:33,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-04 18:18:33,014 INFO L432 NwaCegarLoop]: 957 mSDtfsCounter, 2 mSDsluCounter, 6605 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 7562 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:33,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 7562 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-04 18:18:33,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1196 states. [2024-11-04 18:18:33,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1196 to 1191. [2024-11-04 18:18:33,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1191 states, 894 states have (on average 1.3299776286353469) internal successors, (1189), 904 states have internal predecessors, (1189), 224 states have call successors, (224), 74 states have call predecessors, (224), 72 states have return successors, (223), 221 states have call predecessors, (223), 214 states have call successors, (223) [2024-11-04 18:18:33,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 1191 states and 1636 transitions. [2024-11-04 18:18:33,064 INFO L78 Accepts]: Start accepts. Automaton has 1191 states and 1636 transitions. Word has length 55 [2024-11-04 18:18:33,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:33,065 INFO L471 AbstractCegarLoop]: Abstraction has 1191 states and 1636 transitions. [2024-11-04 18:18:33,065 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.8) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (7), 2 states have call predecessors, (7), 3 states have return successors, (5), 3 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-04 18:18:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1636 transitions. [2024-11-04 18:18:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-04 18:18:33,067 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:33,067 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-04 18:18:33,082 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-04 18:18:33,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:33,268 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:33,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:33,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1503785622, now seen corresponding path program 1 times [2024-11-04 18:18:33,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:33,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1020072099] [2024-11-04 18:18:33,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:33,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:33,269 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:33,273 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:33,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-04 18:18:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:34,069 INFO L255 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-04 18:18:34,071 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:34,912 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:34,912 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-04 18:18:36,132 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:36,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1020072099] [2024-11-04 18:18:36,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1020072099] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:36,133 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:36,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2024-11-04 18:18:36,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462858438] [2024-11-04 18:18:36,133 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:36,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 18:18:36,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:36,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 18:18:36,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 18:18:36,134 INFO L87 Difference]: Start difference. First operand 1191 states and 1636 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-04 18:18:37,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:37,515 INFO L93 Difference]: Finished difference Result 1445 states and 1980 transitions. [2024-11-04 18:18:37,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-04 18:18:37,516 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 60 [2024-11-04 18:18:37,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:37,521 INFO L225 Difference]: With dead ends: 1445 [2024-11-04 18:18:37,521 INFO L226 Difference]: Without dead ends: 1182 [2024-11-04 18:18:37,522 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-04 18:18:37,523 INFO L432 NwaCegarLoop]: 951 mSDtfsCounter, 134 mSDsluCounter, 3603 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 4554 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-04 18:18:37,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 4554 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-04 18:18:37,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1182 states. [2024-11-04 18:18:37,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1182 to 1177. [2024-11-04 18:18:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1177 states, 881 states have (on average 1.3337116912599318) internal successors, (1175), 896 states have internal predecessors, (1175), 224 states have call successors, (224), 74 states have call predecessors, (224), 71 states have return successors, (217), 215 states have call predecessors, (217), 214 states have call successors, (217) [2024-11-04 18:18:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 1177 states and 1616 transitions. [2024-11-04 18:18:37,582 INFO L78 Accepts]: Start accepts. Automaton has 1177 states and 1616 transitions. Word has length 60 [2024-11-04 18:18:37,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:37,582 INFO L471 AbstractCegarLoop]: Abstraction has 1177 states and 1616 transitions. [2024-11-04 18:18:37,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-04 18:18:37,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1616 transitions. [2024-11-04 18:18:37,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-04 18:18:37,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:37,585 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-04 18:18:37,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-04 18:18:37,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:37,786 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:37,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:37,786 INFO L85 PathProgramCache]: Analyzing trace with hash 574457172, now seen corresponding path program 1 times [2024-11-04 18:18:37,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:37,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1985072543] [2024-11-04 18:18:37,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:37,787 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:37,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:37,791 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:37,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-04 18:18:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:38,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-04 18:18:38,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:38,953 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-04 18:18:38,954 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-04 18:18:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-04 18:18:40,336 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-04 18:18:40,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1985072543] [2024-11-04 18:18:40,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1985072543] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-04 18:18:40,337 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-04 18:18:40,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-04 18:18:40,337 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448926776] [2024-11-04 18:18:40,337 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-04 18:18:40,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-04 18:18:40,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-04 18:18:40,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-04 18:18:40,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 18:18:40,338 INFO L87 Difference]: Start difference. First operand 1177 states and 1616 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-04 18:18:40,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-04 18:18:40,801 INFO L93 Difference]: Finished difference Result 2352 states and 3232 transitions. [2024-11-04 18:18:40,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-04 18:18:40,802 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) Word has length 73 [2024-11-04 18:18:40,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-04 18:18:40,817 INFO L225 Difference]: With dead ends: 2352 [2024-11-04 18:18:40,817 INFO L226 Difference]: Without dead ends: 1180 [2024-11-04 18:18:40,822 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-04 18:18:40,823 INFO L432 NwaCegarLoop]: 946 mSDtfsCounter, 0 mSDsluCounter, 2831 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3777 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 [2024-11-04 18:18:40,824 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3777 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-04 18:18:40,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1180 states. [2024-11-04 18:18:40,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1180 to 1180. [2024-11-04 18:18:40,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1180 states, 883 states have (on average 1.331823329558324) internal successors, (1176), 898 states have internal predecessors, (1176), 225 states have call successors, (225), 74 states have call predecessors, (225), 71 states have return successors, (218), 216 states have call predecessors, (218), 215 states have call successors, (218) [2024-11-04 18:18:40,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1180 states and 1619 transitions. [2024-11-04 18:18:40,883 INFO L78 Accepts]: Start accepts. Automaton has 1180 states and 1619 transitions. Word has length 73 [2024-11-04 18:18:40,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-04 18:18:40,884 INFO L471 AbstractCegarLoop]: Abstraction has 1180 states and 1619 transitions. [2024-11-04 18:18:40,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 6 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 4 states have call predecessors, (12), 4 states have call successors, (12) [2024-11-04 18:18:40,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1619 transitions. [2024-11-04 18:18:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-04 18:18:40,887 INFO L207 NwaCegarLoop]: Found error trace [2024-11-04 18:18:40,887 INFO L215 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-04 18:18:40,915 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-04 18:18:41,087 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:41,088 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-04 18:18:41,088 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-04 18:18:41,089 INFO L85 PathProgramCache]: Analyzing trace with hash 755337340, now seen corresponding path program 1 times [2024-11-04 18:18:41,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-04 18:18:41,089 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [528094415] [2024-11-04 18:18:41,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-04 18:18:41,089 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-04 18:18:41,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-04 18:18:41,093 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-04 18:18:41,095 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-04 18:18:42,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-04 18:18:42,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-04 18:18:42,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-04 18:18:45,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-04 18:18:45,456 INFO L311 TraceCheckSpWp]: Computing backward predicates...