/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-356b6ba-m [2024-11-01 06:41:36,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 06:41:36,704 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 06:41:36,709 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 06:41:36,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 06:41:36,750 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 06:41:36,751 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 06:41:36,751 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 06:41:36,752 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 06:41:36,753 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 06:41:36,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 06:41:36,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 06:41:36,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 06:41:36,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 06:41:36,755 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 06:41:36,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 06:41:36,758 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 06:41:36,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 06:41:36,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 06:41:36,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 06:41:36,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 06:41:36,760 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 06:41:36,760 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 06:41:36,761 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 06:41:36,761 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 06:41:36,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 06:41:36,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 06:41:36,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 06:41:36,763 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 06:41:36,763 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 06:41:36,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 06:41:36,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:41:36,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 06:41:36,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 06:41:36,765 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 06:41:36,765 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 06:41:36,765 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 06:41:36,766 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 06:41:36,766 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 06:41:36,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 06:41:36,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 06:41:36,767 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 06:41:36,767 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> cvc4 --incremental --print-success --lang smt [2024-11-01 06:41:37,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 06:41:37,115 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 06:41:37,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 06:41:37,119 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 06:41:37,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 06:41:37,121 INFO L431 ainManager$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 [2024-11-01 06:41:38,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 06:41:39,394 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 06:41:39,395 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 [2024-11-01 06:41:39,441 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad4617782/d32b0e6ac27d441ca5247fcdd0ac4d7f/FLAG6065e1095 [2024-11-01 06:41:39,468 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad4617782/d32b0e6ac27d441ca5247fcdd0ac4d7f [2024-11-01 06:41:39,471 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 06:41:39,473 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 06:41:39,475 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 06:41:39,475 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 06:41:39,482 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 06:41:39,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:41:39" (1/1) ... [2024-11-01 06:41:39,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e087ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:39, skipping insertion in model container [2024-11-01 06:41:39,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 06:41:39" (1/1) ... [2024-11-01 06:41:39,596 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 06:41:40,444 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,589 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,622 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,678 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,686 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,696 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,697 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,716 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,721 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,745 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,754 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,754 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,755 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,755 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,760 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,765 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,781 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,812 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,818 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,826 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,834 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,834 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,841 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,841 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,843 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,843 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,844 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,844 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,845 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,846 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,846 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,847 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,848 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,848 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,858 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,859 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,860 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,861 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,862 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,862 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,863 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,865 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,865 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,866 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,866 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,866 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,876 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,885 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,886 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,886 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,897 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,898 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,898 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,899 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,900 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,900 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,902 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,902 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:40,957 WARN L251 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] [2024-11-01 06:41:41,024 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 06:41:41,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:41:41,049 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 06:41:41,146 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] [2024-11-01 06:41:41,152 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] [2024-11-01 06:41:41,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3102] [2024-11-01 06:41:41,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3105] [2024-11-01 06:41:41,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3108] [2024-11-01 06:41:41,155 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3111] [2024-11-01 06:41:41,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& kernel_stack)); [3173] [2024-11-01 06:41:41,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3176] [2024-11-01 06:41:41,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3179] [2024-11-01 06:41:41,157 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& kernel_stack)); [3182] [2024-11-01 06:41:41,328 WARN L251 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] [2024-11-01 06:41:41,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 06:41:41,471 WARN L709 CHandler]: The following functions are not defined or handled internally: __bad_percpu_size [2024-11-01 06:41:41,513 INFO L204 MainTranslator]: Completed translation [2024-11-01 06:41:41,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41 WrapperNode [2024-11-01 06:41:41,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 06:41:41,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 06:41:41,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 06:41:41,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 06:41:41,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,736 INFO L138 Inliner]: procedures = 205, calls = 833, calls flagged for inlining = 89, calls inlined = 75, statements flattened = 2224 [2024-11-01 06:41:41,737 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 06:41:41,739 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 06:41:41,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 06:41:41,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 06:41:41,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,970 INFO L175 MemorySlicer]: Split 435 memory accesses to 14 slices as follows [2, 7, 1, 8, 7, 234, 113, 7, 3, 9, 5, 35, 2, 2]. 54 percent of accesses are in the largest equivalence class. The 39 initializations are split as follows [2, 7, 0, 0, 7, 0, 0, 7, 0, 9, 0, 7, 0, 0]. The 171 writes are split as follows [0, 0, 0, 1, 0, 34, 103, 0, 0, 0, 5, 28, 0, 0]. [2024-11-01 06:41:41,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:41,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,124 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,148 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,187 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 06:41:42,251 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 06:41:42,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 06:41:42,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 06:41:42,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (1/1) ... [2024-11-01 06:41:42,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 06:41:42,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 06:41:42,290 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) [2024-11-01 06:41:42,292 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 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 06:41:42,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 06:41:42,314 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-01 06:41:42,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure input_event_size [2024-11-01 06:41:42,316 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event_size [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 06:41:42,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-01 06:41:42,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-01 06:41:42,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 06:41:42,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 06:41:42,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 06:41:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 06:41:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 06:41:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 06:41:42,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-01 06:41:42,322 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-01 06:41:42,322 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-01 06:41:42,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure input_alloc_absinfo [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure input_alloc_absinfo [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ioctl_handler [2024-11-01 06:41:42,323 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ioctl_handler [2024-11-01 06:41:42,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-01 06:41:42,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-01 06:41:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-01 06:41:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-01 06:41:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-01 06:41:42,325 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-01 06:41:42,325 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-01 06:41:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-01 06:41:42,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-01 06:41:42,326 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_min [2024-11-01 06:41:42,327 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_min [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 06:41:42,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 06:41:42,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-01 06:41:42,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-11-01 06:41:42,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-11-01 06:41:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 06:41:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 06:41:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 06:41:42,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-01 06:41:42,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-01 06:41:42,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure is_compat_task [2024-11-01 06:41:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure is_compat_task [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-01 06:41:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-01 06:41:42,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-01 06:41:42,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-11-01 06:41:42,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 06:41:42,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 06:41:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 06:41:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 06:41:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-01 06:41:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-01 06:41:42,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-01 06:41:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 06:41:42,339 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-01 06:41:42,339 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-01 06:41:42,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-01 06:41:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-01 06:41:42,340 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-01 06:41:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-01 06:41:42,340 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-01 06:41:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-01 06:41:42,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_uinput_device [2024-11-01 06:41:42,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-01 06:41:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-01 06:41:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-01 06:41:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-01 06:41:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-01 06:41:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-01 06:41:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-01 06:41:42,343 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_done [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_done [2024-11-01 06:41:42,343 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-01 06:41:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 06:41:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_flat [2024-11-01 06:41:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_flat [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-01 06:41:42,344 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 06:41:42,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-01 06:41:42,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#11 [2024-11-01 06:41:42,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#12 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#13 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-01 06:41:42,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-01 06:41:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-01 06:41:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-01 06:41:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#13 [2024-11-01 06:41:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 06:41:42,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-01 06:41:42,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 06:41:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_request_find [2024-11-01 06:41:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_request_find [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-01 06:41:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_uinput_device [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 06:41:42,350 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_allocate_device [2024-11-01 06:41:42,350 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_allocate_device [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-01 06:41:42,351 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-01 06:41:42,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-01 06:41:42,352 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-01 06:41:42,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#11 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#12 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#13 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-01 06:41:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#11 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#12 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#13 [2024-11-01 06:41:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#11 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#12 [2024-11-01 06:41:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#13 [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_ff_upload_from_user [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_ff_upload_from_user [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure uinput_destroy_device [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure uinput_destroy_device [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure input_abs_get_max [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure input_abs_get_max [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2024-11-01 06:41:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2024-11-01 06:41:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-01 06:41:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-01 06:41:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-01 06:41:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-01 06:41:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#11 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#12 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#13 [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-01 06:41:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 06:41:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 06:41:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-01 06:41:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-01 06:41:43,055 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 06:41:43,062 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 06:42:18,083 INFO L? ?]: Removed 1187 outVars from TransFormulas that were not future-live. [2024-11-01 06:42:18,084 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 06:42:18,121 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 06:42:18,121 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 06:42:18,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:42:18 BoogieIcfgContainer [2024-11-01 06:42:18,122 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 06:42:18,124 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 06:42:18,124 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 06:42:18,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 06:42:18,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 06:41:39" (1/3) ... [2024-11-01 06:42:18,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4796ec3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:42:18, skipping insertion in model container [2024-11-01 06:42:18,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 06:41:41" (2/3) ... [2024-11-01 06:42:18,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4796ec3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 06:42:18, skipping insertion in model container [2024-11-01 06:42:18,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 06:42:18" (3/3) ... [2024-11-01 06:42:18,136 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--input--misc--uinput.ko-ldv_main0.cil.out.i [2024-11-01 06:42:18,154 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 06:42:18,154 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 06:42:18,247 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 06:42:18,253 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;@1264bd9f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 06:42:18,254 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 06:42:18,260 INFO L276 IsEmpty]: Start isEmpty. Operand has 689 states, 504 states have (on average 1.3492063492063493) internal successors, (680), 516 states have internal predecessors, (680), 140 states have call successors, (140), 43 states have call predecessors, (140), 43 states have return successors, (140), 138 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-01 06:42:18,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-01 06:42:18,265 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:18,265 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:42:18,266 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:18,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:18,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1928847664, now seen corresponding path program 1 times [2024-11-01 06:42:18,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:18,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1787851563] [2024-11-01 06:42:18,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:18,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:18,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:18,285 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) [2024-11-01 06:42:18,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-01 06:42:19,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:19,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:42:19,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:19,762 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:20,177 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:20,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1787851563] [2024-11-01 06:42:20,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1787851563] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:20,177 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:20,177 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:42:20,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741474142] [2024-11-01 06:42:20,179 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:20,182 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:42:20,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:20,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:42:20,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:42:20,202 INFO L87 Difference]: Start difference. First operand has 689 states, 504 states have (on average 1.3492063492063493) internal successors, (680), 516 states have internal predecessors, (680), 140 states have call successors, (140), 43 states have call predecessors, (140), 43 states have return successors, (140), 138 states have call predecessors, (140), 140 states have call successors, (140) 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) [2024-11-01 06:42:24,237 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 [] [2024-11-01 06:42:24,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:24,412 INFO L93 Difference]: Finished difference Result 1367 states and 1923 transitions. [2024-11-01 06:42:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:42:24,418 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 [2024-11-01 06:42:24,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:24,445 INFO L225 Difference]: With dead ends: 1367 [2024-11-01 06:42:24,445 INFO L226 Difference]: Without dead ends: 682 [2024-11-01 06:42:24,456 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 [2024-11-01 06:42:24,460 INFO L432 NwaCegarLoop]: 949 mSDtfsCounter, 939 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 949 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 [2024-11-01 06:42:24,461 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [939 Valid, 949 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-01 06:42:24,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682 states. [2024-11-01 06:42:24,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682 to 682. [2024-11-01 06:42:24,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 682 states, 500 states have (on average 1.344) internal successors, (672), 509 states have internal predecessors, (672), 139 states have call successors, (139), 43 states have call predecessors, (139), 42 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-01 06:42:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 946 transitions. [2024-11-01 06:42:24,590 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 946 transitions. Word has length 14 [2024-11-01 06:42:24,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:24,592 INFO L471 AbstractCegarLoop]: Abstraction has 682 states and 946 transitions. [2024-11-01 06:42:24,592 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) [2024-11-01 06:42:24,592 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 946 transitions. [2024-11-01 06:42:24,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-01 06:42:24,593 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:24,593 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:42:24,614 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-01 06:42:24,794 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 [2024-11-01 06:42:24,794 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:24,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:24,795 INFO L85 PathProgramCache]: Analyzing trace with hash 334276715, now seen corresponding path program 1 times [2024-11-01 06:42:24,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:24,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143526375] [2024-11-01 06:42:24,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:24,796 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:24,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:24,800 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) [2024-11-01 06:42:24,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-01 06:42:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:25,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:42:25,690 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:26,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:26,326 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:26,862 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:26,862 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143526375] [2024-11-01 06:42:26,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [143526375] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:26,862 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:26,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:42:26,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734674841] [2024-11-01 06:42:26,862 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:26,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:42:26,863 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:26,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:42:26,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:42:26,864 INFO L87 Difference]: Start difference. First operand 682 states and 946 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) [2024-11-01 06:42:30,891 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 [] [2024-11-01 06:42:30,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:30,985 INFO L93 Difference]: Finished difference Result 684 states and 947 transitions. [2024-11-01 06:42:30,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:42:30,986 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 [2024-11-01 06:42:30,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:30,991 INFO L225 Difference]: With dead ends: 684 [2024-11-01 06:42:30,991 INFO L226 Difference]: Without dead ends: 681 [2024-11-01 06:42:30,991 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 [2024-11-01 06:42:30,992 INFO L432 NwaCegarLoop]: 943 mSDtfsCounter, 932 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 932 SdHoareTripleChecker+Valid, 943 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 [2024-11-01 06:42:30,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [932 Valid, 943 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-01 06:42:30,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 681 states. [2024-11-01 06:42:31,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 681 to 681. [2024-11-01 06:42:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 681 states, 500 states have (on average 1.342) internal successors, (671), 508 states have internal predecessors, (671), 138 states have call successors, (138), 43 states have call predecessors, (138), 42 states have return successors, (135), 133 states have call predecessors, (135), 135 states have call successors, (135) [2024-11-01 06:42:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 681 states and 944 transitions. [2024-11-01 06:42:31,039 INFO L78 Accepts]: Start accepts. Automaton has 681 states and 944 transitions. Word has length 15 [2024-11-01 06:42:31,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:31,039 INFO L471 AbstractCegarLoop]: Abstraction has 681 states and 944 transitions. [2024-11-01 06:42:31,039 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) [2024-11-01 06:42:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 944 transitions. [2024-11-01 06:42:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-01 06:42:31,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:31,040 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 06:42:31,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-01 06:42:31,241 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 [2024-11-01 06:42:31,241 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:31,242 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:31,242 INFO L85 PathProgramCache]: Analyzing trace with hash 1771660595, now seen corresponding path program 1 times [2024-11-01 06:42:31,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:31,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1773086241] [2024-11-01 06:42:31,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:31,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:31,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:31,245 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) [2024-11-01 06:42:31,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-01 06:42:32,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:32,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:42:32,065 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:32,793 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:33,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:33,331 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:33,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1773086241] [2024-11-01 06:42:33,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1773086241] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:33,331 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:33,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:42:33,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779485209] [2024-11-01 06:42:33,332 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:33,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:42:33,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:33,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:42:33,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:42:33,333 INFO L87 Difference]: Start difference. First operand 681 states and 944 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) [2024-11-01 06:42:37,369 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 [] [2024-11-01 06:42:37,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:37,703 INFO L93 Difference]: Finished difference Result 1974 states and 2759 transitions. [2024-11-01 06:42:37,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:42:37,704 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 [2024-11-01 06:42:37,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:37,714 INFO L225 Difference]: With dead ends: 1974 [2024-11-01 06:42:37,714 INFO L226 Difference]: Without dead ends: 1293 [2024-11-01 06:42:37,717 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 [2024-11-01 06:42:37,720 INFO L432 NwaCegarLoop]: 1557 mSDtfsCounter, 928 mSDsluCounter, 862 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 2419 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-01 06:42:37,720 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [928 Valid, 2419 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-01 06:42:37,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2024-11-01 06:42:37,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1290. [2024-11-01 06:42:37,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1290 states, 951 states have (on average 1.341745531019979) internal successors, (1276), 965 states have internal predecessors, (1276), 260 states have call successors, (260), 80 states have call predecessors, (260), 78 states have return successors, (264), 250 states have call predecessors, (264), 254 states have call successors, (264) [2024-11-01 06:42:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1290 states and 1800 transitions. [2024-11-01 06:42:37,837 INFO L78 Accepts]: Start accepts. Automaton has 1290 states and 1800 transitions. Word has length 16 [2024-11-01 06:42:37,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:37,838 INFO L471 AbstractCegarLoop]: Abstraction has 1290 states and 1800 transitions. [2024-11-01 06:42:37,839 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) [2024-11-01 06:42:37,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1290 states and 1800 transitions. [2024-11-01 06:42:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-01 06:42:37,844 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:37,844 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] [2024-11-01 06:42:37,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-01 06:42:38,045 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 [2024-11-01 06:42:38,045 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:38,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:38,046 INFO L85 PathProgramCache]: Analyzing trace with hash 107239001, now seen corresponding path program 1 times [2024-11-01 06:42:38,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:38,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [668377009] [2024-11-01 06:42:38,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:38,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:38,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:38,051 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) [2024-11-01 06:42:38,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-01 06:42:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:38,909 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 06:42:38,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:39,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-01 06:42:39,670 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:40,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:40,903 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:40,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [668377009] [2024-11-01 06:42:40,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [668377009] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:40,903 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:40,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 06:42:40,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544946684] [2024-11-01 06:42:40,903 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:40,904 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 06:42:40,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:40,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 06:42:40,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:42:40,905 INFO L87 Difference]: Start difference. First operand 1290 states and 1800 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) [2024-11-01 06:42:43,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:43,178 INFO L93 Difference]: Finished difference Result 2730 states and 3841 transitions. [2024-11-01 06:42:43,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:42:43,179 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 [2024-11-01 06:42:43,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:43,190 INFO L225 Difference]: With dead ends: 2730 [2024-11-01 06:42:43,190 INFO L226 Difference]: Without dead ends: 1448 [2024-11-01 06:42:43,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 06:42:43,199 INFO L432 NwaCegarLoop]: 945 mSDtfsCounter, 256 mSDsluCounter, 914 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 1859 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-11-01 06:42:43,200 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 1859 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-11-01 06:42:43,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1448 states. [2024-11-01 06:42:43,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1448 to 1430. [2024-11-01 06:42:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 1071 states have (on average 1.3520074696545286) internal successors, (1448), 1085 states have internal predecessors, (1448), 280 states have call successors, (280), 80 states have call predecessors, (280), 78 states have return successors, (292), 270 states have call predecessors, (292), 274 states have call successors, (292) [2024-11-01 06:42:43,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 2020 transitions. [2024-11-01 06:42:43,303 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 2020 transitions. Word has length 44 [2024-11-01 06:42:43,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:43,304 INFO L471 AbstractCegarLoop]: Abstraction has 1430 states and 2020 transitions. [2024-11-01 06:42:43,304 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) [2024-11-01 06:42:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 2020 transitions. [2024-11-01 06:42:43,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-01 06:42:43,309 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:43,310 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] [2024-11-01 06:42:43,329 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-01 06:42:43,510 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 [2024-11-01 06:42:43,510 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:43,511 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:43,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1495677736, now seen corresponding path program 1 times [2024-11-01 06:42:43,511 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:43,511 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [57063002] [2024-11-01 06:42:43,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:43,511 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:43,511 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:43,512 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) [2024-11-01 06:42:43,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-01 06:42:44,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:44,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-01 06:42:44,397 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:45,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:45,270 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:46,644 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:46,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [57063002] [2024-11-01 06:42:46,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [57063002] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:46,644 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:46,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 06:42:46,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74023763] [2024-11-01 06:42:46,644 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:46,645 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 06:42:46,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:46,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 06:42:46,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:42:46,646 INFO L87 Difference]: Start difference. First operand 1430 states and 2020 transitions. Second operand has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-11-01 06:42:50,680 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 [] [2024-11-01 06:42:50,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:50,967 INFO L93 Difference]: Finished difference Result 2854 states and 4032 transitions. [2024-11-01 06:42:50,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 06:42:50,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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 55 [2024-11-01 06:42:50,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:50,979 INFO L225 Difference]: With dead ends: 2854 [2024-11-01 06:42:50,979 INFO L226 Difference]: Without dead ends: 1432 [2024-11-01 06:42:50,992 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 107 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 06:42:50,993 INFO L432 NwaCegarLoop]: 1126 mSDtfsCounter, 848 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 848 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:42:50,993 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [848 Valid, 2046 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-01 06:42:50,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1432 states. [2024-11-01 06:42:51,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1432 to 1416. [2024-11-01 06:42:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1416 states, 1065 states have (on average 1.352112676056338) internal successors, (1440), 1075 states have internal predecessors, (1440), 272 states have call successors, (272), 80 states have call predecessors, (272), 78 states have return successors, (270), 266 states have call predecessors, (270), 261 states have call successors, (270) [2024-11-01 06:42:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 1416 states and 1982 transitions. [2024-11-01 06:42:51,085 INFO L78 Accepts]: Start accepts. Automaton has 1416 states and 1982 transitions. Word has length 55 [2024-11-01 06:42:51,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:51,086 INFO L471 AbstractCegarLoop]: Abstraction has 1416 states and 1982 transitions. [2024-11-01 06:42:51,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.333333333333334) internal successors, (43), 3 states have internal predecessors, (43), 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) [2024-11-01 06:42:51,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1982 transitions. [2024-11-01 06:42:51,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-01 06:42:51,091 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:51,091 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] [2024-11-01 06:42:51,113 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-01 06:42:51,295 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 [2024-11-01 06:42:51,297 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:51,297 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:51,297 INFO L85 PathProgramCache]: Analyzing trace with hash 514567088, now seen corresponding path program 1 times [2024-11-01 06:42:51,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:51,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877037350] [2024-11-01 06:42:51,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:51,298 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:51,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:51,300 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) [2024-11-01 06:42:51,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-01 06:42:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:52,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-01 06:42:52,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:53,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:53,019 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:54,699 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:54,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877037350] [2024-11-01 06:42:54,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [877037350] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:54,699 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:54,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2024-11-01 06:42:54,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087618203] [2024-11-01 06:42:54,700 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:54,701 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-01 06:42:54,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:54,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-01 06:42:54,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-01 06:42:54,702 INFO L87 Difference]: Start difference. First operand 1416 states and 1982 transitions. Second operand has 10 states, 10 states have (on average 4.6) internal successors, (46), 8 states have internal predecessors, (46), 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) [2024-11-01 06:42:56,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:42:56,293 INFO L93 Difference]: Finished difference Result 1532 states and 2114 transitions. [2024-11-01 06:42:56,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-01 06:42:56,294 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 8 states have internal predecessors, (46), 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 53 [2024-11-01 06:42:56,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:42:56,305 INFO L225 Difference]: With dead ends: 1532 [2024-11-01 06:42:56,306 INFO L226 Difference]: Without dead ends: 1188 [2024-11-01 06:42:56,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-01 06:42:56,310 INFO L432 NwaCegarLoop]: 952 mSDtfsCounter, 2 mSDsluCounter, 5659 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 6611 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-01 06:42:56,310 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 6611 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-01 06:42:56,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1188 states. [2024-11-01 06:42:56,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1188 to 1183. [2024-11-01 06:42:56,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1183 states, 892 states have (on average 1.3307174887892377) internal successors, (1187), 898 states have internal predecessors, (1187), 220 states have call successors, (220), 72 states have call predecessors, (220), 70 states have return successors, (219), 217 states have call predecessors, (219), 210 states have call successors, (219) [2024-11-01 06:42:56,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 1183 states and 1626 transitions. [2024-11-01 06:42:56,380 INFO L78 Accepts]: Start accepts. Automaton has 1183 states and 1626 transitions. Word has length 53 [2024-11-01 06:42:56,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:42:56,380 INFO L471 AbstractCegarLoop]: Abstraction has 1183 states and 1626 transitions. [2024-11-01 06:42:56,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.6) internal successors, (46), 8 states have internal predecessors, (46), 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) [2024-11-01 06:42:56,381 INFO L276 IsEmpty]: Start isEmpty. Operand 1183 states and 1626 transitions. [2024-11-01 06:42:56,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-01 06:42:56,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:42:56,383 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] [2024-11-01 06:42:56,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-01 06:42:56,584 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 [2024-11-01 06:42:56,584 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:42:56,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:42:56,584 INFO L85 PathProgramCache]: Analyzing trace with hash 778389847, now seen corresponding path program 1 times [2024-11-01 06:42:56,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:42:56,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [421273489] [2024-11-01 06:42:56,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:42:56,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:42:56,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:42:56,586 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) [2024-11-01 06:42:56,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-01 06:42:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:42:57,367 INFO L255 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-01 06:42:57,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:42:58,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:42:58,170 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:42:59,150 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-01 06:42:59,150 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:42:59,150 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [421273489] [2024-11-01 06:42:59,150 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [421273489] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:42:59,150 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:42:59,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2024-11-01 06:42:59,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348344249] [2024-11-01 06:42:59,150 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:42:59,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-01 06:42:59,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:42:59,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-01 06:42:59,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:42:59,152 INFO L87 Difference]: Start difference. First operand 1183 states and 1626 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 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) [2024-11-01 06:43:00,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:43:00,448 INFO L93 Difference]: Finished difference Result 1433 states and 1965 transitions. [2024-11-01 06:43:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-01 06:43:00,449 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 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 58 [2024-11-01 06:43:00,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:43:00,456 INFO L225 Difference]: With dead ends: 1433 [2024-11-01 06:43:00,457 INFO L226 Difference]: Without dead ends: 1174 [2024-11-01 06:43:00,458 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:43:00,459 INFO L432 NwaCegarLoop]: 946 mSDtfsCounter, 134 mSDsluCounter, 3583 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 4529 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-01 06:43:00,459 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 4529 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-01 06:43:00,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1174 states. [2024-11-01 06:43:00,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1174 to 1169. [2024-11-01 06:43:00,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1169 states, 879 states have (on average 1.3344709897610922) internal successors, (1173), 890 states have internal predecessors, (1173), 220 states have call successors, (220), 72 states have call predecessors, (220), 69 states have return successors, (213), 211 states have call predecessors, (213), 210 states have call successors, (213) [2024-11-01 06:43:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 1169 states and 1606 transitions. [2024-11-01 06:43:00,530 INFO L78 Accepts]: Start accepts. Automaton has 1169 states and 1606 transitions. Word has length 58 [2024-11-01 06:43:00,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:43:00,531 INFO L471 AbstractCegarLoop]: Abstraction has 1169 states and 1606 transitions. [2024-11-01 06:43:00,531 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 5 states have internal predecessors, (44), 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) [2024-11-01 06:43:00,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1606 transitions. [2024-11-01 06:43:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-01 06:43:00,538 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:43:00,539 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] [2024-11-01 06:43:00,562 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-01 06:43:00,739 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 [2024-11-01 06:43:00,740 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:43:00,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:43:00,740 INFO L85 PathProgramCache]: Analyzing trace with hash 1979751614, now seen corresponding path program 1 times [2024-11-01 06:43:00,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:43:00,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2138610774] [2024-11-01 06:43:00,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:43:00,741 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:00,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:43:00,744 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) [2024-11-01 06:43:00,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-01 06:43:01,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:43:01,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 06:43:01,589 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 06:43:01,945 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-01 06:43:01,946 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 06:43:03,008 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-01 06:43:03,009 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 06:43:03,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2138610774] [2024-11-01 06:43:03,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2138610774] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 06:43:03,009 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 06:43:03,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2024-11-01 06:43:03,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705732061] [2024-11-01 06:43:03,009 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 06:43:03,010 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-01 06:43:03,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 06:43:03,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-01 06:43:03,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:43:03,010 INFO L87 Difference]: Start difference. First operand 1169 states and 1606 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) [2024-11-01 06:43:03,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 06:43:03,418 INFO L93 Difference]: Finished difference Result 2336 states and 3212 transitions. [2024-11-01 06:43:03,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 06:43:03,419 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 [2024-11-01 06:43:03,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 06:43:03,427 INFO L225 Difference]: With dead ends: 2336 [2024-11-01 06:43:03,427 INFO L226 Difference]: Without dead ends: 1172 [2024-11-01 06:43:03,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-01 06:43:03,432 INFO L432 NwaCegarLoop]: 941 mSDtfsCounter, 0 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-01 06:43:03,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4695 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-01 06:43:03,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1172 states. [2024-11-01 06:43:03,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1172 to 1172. [2024-11-01 06:43:03,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1172 states, 881 states have (on average 1.3325766174801361) internal successors, (1174), 892 states have internal predecessors, (1174), 221 states have call successors, (221), 72 states have call predecessors, (221), 69 states have return successors, (214), 212 states have call predecessors, (214), 211 states have call successors, (214) [2024-11-01 06:43:03,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 1172 states and 1609 transitions. [2024-11-01 06:43:03,531 INFO L78 Accepts]: Start accepts. Automaton has 1172 states and 1609 transitions. Word has length 73 [2024-11-01 06:43:03,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 06:43:03,532 INFO L471 AbstractCegarLoop]: Abstraction has 1172 states and 1609 transitions. [2024-11-01 06:43:03,532 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) [2024-11-01 06:43:03,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1609 transitions. [2024-11-01 06:43:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-01 06:43:03,535 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 06:43:03,535 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] [2024-11-01 06:43:03,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-01 06:43:03,735 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 [2024-11-01 06:43:03,736 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 06:43:03,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 06:43:03,736 INFO L85 PathProgramCache]: Analyzing trace with hash 118785670, now seen corresponding path program 1 times [2024-11-01 06:43:03,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 06:43:03,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [894837453] [2024-11-01 06:43:03,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 06:43:03,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-01 06:43:03,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 [2024-11-01 06:43:03,738 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) [2024-11-01 06:43:03,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-01 06:43:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 06:43:04,590 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-01 06:43:04,593 INFO L278 TraceCheckSpWp]: Computing forward predicates...