/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-02 08:46:32,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-02 08:46:32,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-02 08:46:32,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-02 08:46:32,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-02 08:46:32,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-02 08:46:32,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-02 08:46:32,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-02 08:46:32,712 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-02 08:46:32,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-02 08:46:32,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-02 08:46:32,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-02 08:46:32,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-02 08:46:32,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-02 08:46:32,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-02 08:46:32,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-02 08:46:32,725 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-02 08:46:32,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-02 08:46:32,727 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-02 08:46:32,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-02 08:46:32,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-02 08:46:32,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-02 08:46:32,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-02 08:46:32,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-02 08:46:32,737 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-02 08:46:32,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-02 08:46:32,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-02 08:46:32,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-02 08:46:32,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-02 08:46:32,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-02 08:46:32,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-02 08:46:32,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-02 08:46:32,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-02 08:46:32,740 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-02 08:46:32,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-02 08:46:32,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-02 08:46:32,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-02 08:46:32,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-02 08:46:32,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-02 08:46:32,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-02 08:46:32,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-02 08:46:32,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-04-02 08:46:32,766 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-02 08:46:32,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-02 08:46:32,766 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-02 08:46:32,766 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-02 08:46:32,767 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-02 08:46:32,767 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-02 08:46:32,767 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-04-02 08:46:32,767 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-04-02 08:46:32,767 INFO L138 SettingsManager]: * Use SBE=true [2023-04-02 08:46:32,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-02 08:46:32,767 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-02 08:46:32,768 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-02 08:46:32,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-02 08:46:32,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-02 08:46:32,776 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-04-02 08:46:32,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-02 08:46:32,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:46:32,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-02 08:46:32,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-02 08:46:32,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-04-02 08:46:32,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-04-02 08:46:32,778 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-04-02 08:46:32,778 INFO L138 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-04-02 08:46:32,924 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-02 08:46:32,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-02 08:46:32,939 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-02 08:46:32,940 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-02 08:46:32,940 INFO L275 PluginConnector]: CDTParser initialized [2023-04-02 08:46:32,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i [2023-04-02 08:46:33,949 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-02 08:46:34,236 INFO L351 CDTParser]: Found 1 translation units. [2023-04-02 08:46:34,236 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i [2023-04-02 08:46:34,257 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf5ec7a7/c60aa8eb23894bb5bd75896001fc4cac/FLAG78fe4416a [2023-04-02 08:46:34,267 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aaf5ec7a7/c60aa8eb23894bb5bd75896001fc4cac [2023-04-02 08:46:34,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-02 08:46:34,270 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-02 08:46:34,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-02 08:46:34,271 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-02 08:46:34,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-02 08:46:34,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:46:34" (1/1) ... [2023-04-02 08:46:34,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff894e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:34, skipping insertion in model container [2023-04-02 08:46:34,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.04 08:46:34" (1/1) ... [2023-04-02 08:46:34,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-02 08:46:34,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-02 08:46:34,653 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2411] [2023-04-02 08:46:34,654 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2412-2413] [2023-04-02 08:46:34,776 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i[85029,85042] [2023-04-02 08:46:35,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:46:35,175 INFO L203 MainTranslator]: Completed pre-run [2023-04-02 08:46:35,260 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2411] [2023-04-02 08:46:35,261 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2412-2413] [2023-04-02 08:46:35,269 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i[85029,85042] [2023-04-02 08:46:35,420 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-02 08:46:35,472 WARN L667 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-04-02 08:46:35,477 INFO L208 MainTranslator]: Completed translation [2023-04-02 08:46:35,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35 WrapperNode [2023-04-02 08:46:35,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-02 08:46:35,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-02 08:46:35,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-02 08:46:35,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-02 08:46:35,486 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,652 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,676 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,718 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-02 08:46:35,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-02 08:46:35,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-02 08:46:35,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-02 08:46:35,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (1/1) ... [2023-04-02 08:46:35,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-02 08:46:35,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:46:35,744 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-02 08:46:35,771 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~int [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2023-04-02 08:46:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_1 [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_5 [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_8 [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-02 08:46:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2023-04-02 08:46:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_virt [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_sg_attrs [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_sg_attrs [2023-04-02 08:46:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_sg [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_sg [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2023-04-02 08:46:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_priv [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_read_data [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_read_reg_data [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_write_data [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_write_reg_data [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_transfer_data [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_issue_cmd [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_complete_cmd [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_isr [2023-04-02 08:46:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_abort [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_req_tasklet [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_dummy_submit [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_submit_req [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_reset [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_set_param [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_pmos [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_suspend [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_resume [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_count_slots [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_alloc_host [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_free_host [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_probe [2023-04-02 08:46:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_remove [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_driver_init [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure jmb38x_ms_driver_exit [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2023-04-02 08:46:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_pci_driver_3 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_2 [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-02 08:46:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_20 [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_21 [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_22 [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_23 [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-02 08:46:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_enable_wake [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure __tasklet_schedule [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:46:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_sg [2023-04-02 08:46:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_sg [2023-04-02 08:46:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-04-02 08:46:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-02 08:46:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-04-02 08:46:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2023-04-02 08:46:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2023-04-02 08:46:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-04-02 08:46:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_add_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_alloc_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_detect_change [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_free_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_next_req [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_remove_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_resume_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure memstick_suspend_host [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_byte [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_byte [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2023-04-02 08:46:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-02 08:46:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-02 08:46:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-02 08:46:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-02 08:46:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-02 08:46:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-02 08:46:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-04-02 08:46:35,803 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_1 [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_5 [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_8 [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_21 [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_20 [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2023-04-02 08:46:35,804 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2023-04-02 08:46:35,805 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_pci_driver_3 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_2 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_22 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_23 [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-02 08:46:35,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-02 08:46:35,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2023-04-02 08:46:35,809 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_enable_wake [2023-04-02 08:46:35,810 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure sg_virt [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_sg [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_sg [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_sg_attrs [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~int [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_sg_attrs [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~$Pointer$~TO~VOID [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_sg [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_sg [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2023-04-02 08:46:35,811 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_alloc_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_add_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_remove_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_free_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_detect_change [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_suspend_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_resume_host [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_next_req [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure memstick_priv [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_read_data [2023-04-02 08:46:35,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_read_reg_data [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_write_data [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_write_reg_data [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_transfer_data [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_issue_cmd [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_complete_cmd [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_isr [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_abort [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_req_tasklet [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_dummy_submit [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_submit_req [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_reset [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_set_param [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_pmos [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_suspend [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_resume [2023-04-02 08:46:35,813 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_count_slots [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_alloc_host [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_free_host [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_probe [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_remove [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_driver_init [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure jmb38x_ms_driver_exit [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-02 08:46:35,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-02 08:46:35,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-02 08:46:36,281 INFO L236 CfgBuilder]: Building ICFG [2023-04-02 08:46:36,285 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-02 08:46:36,583 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-02 08:46:38,228 INFO L277 CfgBuilder]: Performing block encoding [2023-04-02 08:46:38,239 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-02 08:46:38,240 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-04-02 08:46:38,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:46:38 BoogieIcfgContainer [2023-04-02 08:46:38,242 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-02 08:46:38,244 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-02 08:46:38,244 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-02 08:46:38,246 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-02 08:46:38,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.04 08:46:34" (1/3) ... [2023-04-02 08:46:38,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7676392a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:46:38, skipping insertion in model container [2023-04-02 08:46:38,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.04 08:46:35" (2/3) ... [2023-04-02 08:46:38,247 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7676392a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.04 08:46:38, skipping insertion in model container [2023-04-02 08:46:38,247 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.04 08:46:38" (3/3) ... [2023-04-02 08:46:38,248 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--memstick--host--jmb38x_ms.ko-entry_point.cil.out.i [2023-04-02 08:46:38,259 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-02 08:46:38,259 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-02 08:46:38,309 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-02 08:46:38,313 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@662309cb, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-04-02 08:46:38,314 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-02 08:46:38,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 1610 states, 1127 states have (on average 1.3726708074534162) internal successors, (1547), 1155 states have internal predecessors, (1547), 328 states have call successors, (328), 147 states have call predecessors, (328), 146 states have return successors, (322), 317 states have call predecessors, (322), 322 states have call successors, (322) [2023-04-02 08:46:38,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-04-02 08:46:38,341 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:46:38,341 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:46:38,342 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:46:38,345 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:46:38,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1464312645, now seen corresponding path program 1 times [2023-04-02 08:46:38,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:46:38,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [717577690] [2023-04-02 08:46:38,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:38,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:46:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:38,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:46:38,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:38,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:46:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:38,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:46:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:38,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:46:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-04-02 08:46:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-04-02 08:46:39,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2023-04-02 08:46:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-04-02 08:46:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2023-04-02 08:46:39,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:46:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:39,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:46:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:39,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2023-04-02 08:46:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-04-02 08:46:39,232 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:46:39,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [717577690] [2023-04-02 08:46:39,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [717577690] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:46:39,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:46:39,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-04-02 08:46:39,234 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837222447] [2023-04-02 08:46:39,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:46:39,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-04-02 08:46:39,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:46:39,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-04-02 08:46:39,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-04-02 08:46:39,268 INFO L87 Difference]: Start difference. First operand has 1610 states, 1127 states have (on average 1.3726708074534162) internal successors, (1547), 1155 states have internal predecessors, (1547), 328 states have call successors, (328), 147 states have call predecessors, (328), 146 states have return successors, (322), 317 states have call predecessors, (322), 322 states have call successors, (322) Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-04-02 08:46:53,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:46:53,923 INFO L93 Difference]: Finished difference Result 4662 states and 6666 transitions. [2023-04-02 08:46:53,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-04-02 08:46:53,925 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 153 [2023-04-02 08:46:53,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:46:53,956 INFO L225 Difference]: With dead ends: 4662 [2023-04-02 08:46:53,956 INFO L226 Difference]: Without dead ends: 3181 [2023-04-02 08:46:53,966 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=116, Invalid=264, Unknown=0, NotChecked=0, Total=380 [2023-04-02 08:46:53,968 INFO L413 NwaCegarLoop]: 400 mSDtfsCounter, 9701 mSDsluCounter, 1155 mSDsCounter, 0 mSdLazyCounter, 5729 mSolverCounterSat, 4768 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9916 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 10497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4768 IncrementalHoareTripleChecker+Valid, 5729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2023-04-02 08:46:53,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9916 Valid, 1555 Invalid, 10497 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4768 Valid, 5729 Invalid, 0 Unknown, 0 Unchecked, 12.8s Time] [2023-04-02 08:46:54,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2023-04-02 08:46:54,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2274. [2023-04-02 08:46:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2274 states, 1624 states have (on average 1.3645320197044335) internal successors, (2216), 1656 states have internal predecessors, (2216), 441 states have call successors, (441), 210 states have call predecessors, (441), 208 states have return successors, (439), 429 states have call predecessors, (439), 439 states have call successors, (439) [2023-04-02 08:46:54,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 2274 states and 3096 transitions. [2023-04-02 08:46:54,687 INFO L78 Accepts]: Start accepts. Automaton has 2274 states and 3096 transitions. Word has length 153 [2023-04-02 08:46:54,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:46:54,688 INFO L495 AbstractCegarLoop]: Abstraction has 2274 states and 3096 transitions. [2023-04-02 08:46:54,688 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 3 states have internal predecessors, (83), 3 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2023-04-02 08:46:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3096 transitions. [2023-04-02 08:46:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-04-02 08:46:54,704 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:46:54,704 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:46:54,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-02 08:46:54,704 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:46:54,705 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:46:54,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1108766138, now seen corresponding path program 1 times [2023-04-02 08:46:54,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:46:54,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734644885] [2023-04-02 08:46:54,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:54,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:46:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:46:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:46:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:46:55,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:46:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:46:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:46:55,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:46:55,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:46:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:55,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:46:55,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:55,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:46:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:46:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-04-02 08:46:55,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:46:55,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734644885] [2023-04-02 08:46:55,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [734644885] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:46:55,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203755084] [2023-04-02 08:46:55,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:55,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:46:55,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:46:55,455 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:46:55,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-04-02 08:46:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:55,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 2392 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-02 08:46:55,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:46:56,007 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:46:56,007 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:46:56,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203755084] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:46:56,008 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:46:56,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2023-04-02 08:46:56,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346135465] [2023-04-02 08:46:56,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:46:56,009 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 08:46:56,009 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:46:56,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 08:46:56,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:46:56,010 INFO L87 Difference]: Start difference. First operand 2274 states and 3096 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:46:56,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:46:56,562 INFO L93 Difference]: Finished difference Result 2278 states and 3100 transitions. [2023-04-02 08:46:56,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 08:46:56,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 182 [2023-04-02 08:46:56,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:46:56,602 INFO L225 Difference]: With dead ends: 2278 [2023-04-02 08:46:56,602 INFO L226 Difference]: Without dead ends: 2275 [2023-04-02 08:46:56,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 242 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:46:56,604 INFO L413 NwaCegarLoop]: 1849 mSDtfsCounter, 0 mSDsluCounter, 1844 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3693 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:46:56,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3693 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 08:46:56,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2275 states. [2023-04-02 08:46:57,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2275 to 2275. [2023-04-02 08:46:57,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2275 states, 1625 states have (on average 1.3643076923076922) internal successors, (2217), 1657 states have internal predecessors, (2217), 441 states have call successors, (441), 210 states have call predecessors, (441), 208 states have return successors, (439), 429 states have call predecessors, (439), 439 states have call successors, (439) [2023-04-02 08:46:57,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2275 states to 2275 states and 3097 transitions. [2023-04-02 08:46:57,029 INFO L78 Accepts]: Start accepts. Automaton has 2275 states and 3097 transitions. Word has length 182 [2023-04-02 08:46:57,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:46:57,029 INFO L495 AbstractCegarLoop]: Abstraction has 2275 states and 3097 transitions. [2023-04-02 08:46:57,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:46:57,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 3097 transitions. [2023-04-02 08:46:57,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-04-02 08:46:57,035 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:46:57,036 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:46:57,047 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-04-02 08:46:57,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:46:57,245 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:46:57,245 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:46:57,246 INFO L85 PathProgramCache]: Analyzing trace with hash -420630181, now seen corresponding path program 1 times [2023-04-02 08:46:57,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:46:57,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020749933] [2023-04-02 08:46:57,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:46:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:46:57,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:46:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:46:57,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:46:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:46:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:46:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:46:57,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:46:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:46:57,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:57,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:46:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:57,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:46:57,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-04-02 08:46:57,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:46:57,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020749933] [2023-04-02 08:46:57,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020749933] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:46:57,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550114113] [2023-04-02 08:46:57,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:57,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:46:57,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:46:57,895 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:46:57,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-04-02 08:46:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:58,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 2397 conjuncts, 2 conjunts are in the unsatisfiable core [2023-04-02 08:46:58,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:46:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:46:58,441 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:46:58,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550114113] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:46:58,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:46:58,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2023-04-02 08:46:58,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649010258] [2023-04-02 08:46:58,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:46:58,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-02 08:46:58,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:46:58,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-02 08:46:58,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:46:58,443 INFO L87 Difference]: Start difference. First operand 2275 states and 3097 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:46:58,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:46:58,856 INFO L93 Difference]: Finished difference Result 4529 states and 6179 transitions. [2023-04-02 08:46:58,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-02 08:46:58,856 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 184 [2023-04-02 08:46:58,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:46:58,866 INFO L225 Difference]: With dead ends: 4529 [2023-04-02 08:46:58,867 INFO L226 Difference]: Without dead ends: 2287 [2023-04-02 08:46:58,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 244 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:46:58,878 INFO L413 NwaCegarLoop]: 1844 mSDtfsCounter, 16 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 3686 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:46:58,879 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 3686 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 08:46:58,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2287 states. [2023-04-02 08:46:59,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2287 to 2276. [2023-04-02 08:46:59,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2276 states, 1626 states have (on average 1.3640836408364083) internal successors, (2218), 1658 states have internal predecessors, (2218), 441 states have call successors, (441), 210 states have call predecessors, (441), 208 states have return successors, (439), 429 states have call predecessors, (439), 439 states have call successors, (439) [2023-04-02 08:46:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 2276 states and 3098 transitions. [2023-04-02 08:46:59,260 INFO L78 Accepts]: Start accepts. Automaton has 2276 states and 3098 transitions. Word has length 184 [2023-04-02 08:46:59,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:46:59,260 INFO L495 AbstractCegarLoop]: Abstraction has 2276 states and 3098 transitions. [2023-04-02 08:46:59,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:46:59,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3098 transitions. [2023-04-02 08:46:59,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-04-02 08:46:59,265 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:46:59,265 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:46:59,274 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-04-02 08:46:59,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-04-02 08:46:59,475 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:46:59,475 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:46:59,475 INFO L85 PathProgramCache]: Analyzing trace with hash 581058023, now seen corresponding path program 1 times [2023-04-02 08:46:59,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:46:59,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302621835] [2023-04-02 08:46:59,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:46:59,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:46:59,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:46:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:46:59,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:46:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:46:59,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:46:59,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:46:59,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:46:59,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:59,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:46:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:46:59,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:46:59,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:46:59,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:46:59,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:46:59,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:46:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:00,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:47:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:00,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:00,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:47:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:00,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:47:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,086 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-04-02 08:47:00,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:00,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302621835] [2023-04-02 08:47:00,087 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302621835] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:47:00,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899139480] [2023-04-02 08:47:00,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:00,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:47:00,089 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:47:00,090 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:47:00,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-04-02 08:47:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:00,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 2405 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-02 08:47:00,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:47:00,722 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:00,722 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-04-02 08:47:00,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899139480] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:47:00,723 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-04-02 08:47:00,723 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 13 [2023-04-02 08:47:00,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030810530] [2023-04-02 08:47:00,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:47:00,724 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-02 08:47:00,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:00,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-02 08:47:00,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2023-04-02 08:47:00,725 INFO L87 Difference]: Start difference. First operand 2276 states and 3098 transitions. Second operand has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2023-04-02 08:47:01,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:01,226 INFO L93 Difference]: Finished difference Result 4566 states and 6233 transitions. [2023-04-02 08:47:01,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-04-02 08:47:01,226 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) Word has length 187 [2023-04-02 08:47:01,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:01,234 INFO L225 Difference]: With dead ends: 4566 [2023-04-02 08:47:01,234 INFO L226 Difference]: Without dead ends: 2323 [2023-04-02 08:47:01,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 236 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2023-04-02 08:47:01,239 INFO L413 NwaCegarLoop]: 1877 mSDtfsCounter, 104 mSDsluCounter, 3606 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 5483 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:01,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 5483 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-04-02 08:47:01,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2323 states. [2023-04-02 08:47:01,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2323 to 2323. [2023-04-02 08:47:01,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2323 states, 1659 states have (on average 1.3628691983122363) internal successors, (2261), 1691 states have internal predecessors, (2261), 454 states have call successors, (454), 211 states have call predecessors, (454), 209 states have return successors, (452), 442 states have call predecessors, (452), 452 states have call successors, (452) [2023-04-02 08:47:01,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2323 states to 2323 states and 3167 transitions. [2023-04-02 08:47:01,619 INFO L78 Accepts]: Start accepts. Automaton has 2323 states and 3167 transitions. Word has length 187 [2023-04-02 08:47:01,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:01,620 INFO L495 AbstractCegarLoop]: Abstraction has 2323 states and 3167 transitions. [2023-04-02 08:47:01,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.0) internal successors, (104), 4 states have internal predecessors, (104), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2023-04-02 08:47:01,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2323 states and 3167 transitions. [2023-04-02 08:47:01,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-04-02 08:47:01,626 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:47:01,626 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:47:01,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-04-02 08:47:01,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:47:01,839 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:47:01,839 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:47:01,839 INFO L85 PathProgramCache]: Analyzing trace with hash 2083610229, now seen corresponding path program 1 times [2023-04-02 08:47:01,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:47:01,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088038068] [2023-04-02 08:47:01,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:01,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:47:01,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:47:02,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:47:02,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:47:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:47:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:47:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:47:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:47:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:47:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:47:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:47:02,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:47:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:02,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:02,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088038068] [2023-04-02 08:47:02,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088038068] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:47:02,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:47:02,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-02 08:47:02,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494471516] [2023-04-02 08:47:02,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:47:02,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 08:47:02,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:02,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 08:47:02,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:47:02,404 INFO L87 Difference]: Start difference. First operand 2323 states and 3167 transitions. Second operand has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:16,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:16,417 INFO L93 Difference]: Finished difference Result 5570 states and 7812 transitions. [2023-04-02 08:47:16,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-04-02 08:47:16,418 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 187 [2023-04-02 08:47:16,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:16,431 INFO L225 Difference]: With dead ends: 5570 [2023-04-02 08:47:16,431 INFO L226 Difference]: Without dead ends: 3280 [2023-04-02 08:47:16,437 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2023-04-02 08:47:16,438 INFO L413 NwaCegarLoop]: 376 mSDtfsCounter, 3081 mSDsluCounter, 2509 mSDsCounter, 0 mSdLazyCounter, 13030 mSolverCounterSat, 1567 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3261 SdHoareTripleChecker+Valid, 2885 SdHoareTripleChecker+Invalid, 14597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1567 IncrementalHoareTripleChecker+Valid, 13030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:16,438 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3261 Valid, 2885 Invalid, 14597 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1567 Valid, 13030 Invalid, 0 Unknown, 0 Unchecked, 12.3s Time] [2023-04-02 08:47:16,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3280 states. [2023-04-02 08:47:16,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3280 to 2347. [2023-04-02 08:47:16,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2347 states, 1679 states have (on average 1.3639070875521144) internal successors, (2290), 1711 states have internal predecessors, (2290), 457 states have call successors, (457), 211 states have call predecessors, (457), 210 states have return successors, (456), 446 states have call predecessors, (456), 455 states have call successors, (456) [2023-04-02 08:47:16,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2347 states to 2347 states and 3203 transitions. [2023-04-02 08:47:16,873 INFO L78 Accepts]: Start accepts. Automaton has 2347 states and 3203 transitions. Word has length 187 [2023-04-02 08:47:16,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:16,874 INFO L495 AbstractCegarLoop]: Abstraction has 2347 states and 3203 transitions. [2023-04-02 08:47:16,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.666666666666666) internal successors, (104), 5 states have internal predecessors, (104), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:16,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 3203 transitions. [2023-04-02 08:47:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-04-02 08:47:16,879 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:47:16,879 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:47:16,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-04-02 08:47:16,879 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:47:16,880 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:47:16,880 INFO L85 PathProgramCache]: Analyzing trace with hash -2132230208, now seen corresponding path program 1 times [2023-04-02 08:47:16,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:47:16,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147327820] [2023-04-02 08:47:16,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:16,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:47:16,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:47:17,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:47:17,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:47:17,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:47:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:47:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:47:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:47:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:47:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:17,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:47:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:17,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:47:17,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:17,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:47:17,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:17,294 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:17,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:17,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147327820] [2023-04-02 08:47:17,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147327820] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:47:17,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:47:17,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-04-02 08:47:17,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023048562] [2023-04-02 08:47:17,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:47:17,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-04-02 08:47:17,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:17,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-04-02 08:47:17,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-04-02 08:47:17,296 INFO L87 Difference]: Start difference. First operand 2347 states and 3203 transitions. Second operand has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:27,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:27,544 INFO L93 Difference]: Finished difference Result 5586 states and 7833 transitions. [2023-04-02 08:47:27,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-04-02 08:47:27,545 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2023-04-02 08:47:27,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:27,557 INFO L225 Difference]: With dead ends: 5586 [2023-04-02 08:47:27,557 INFO L226 Difference]: Without dead ends: 3272 [2023-04-02 08:47:27,563 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=80, Invalid=160, Unknown=0, NotChecked=0, Total=240 [2023-04-02 08:47:27,563 INFO L413 NwaCegarLoop]: 381 mSDtfsCounter, 4334 mSDsluCounter, 1120 mSDsCounter, 0 mSdLazyCounter, 5763 mSolverCounterSat, 2470 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4510 SdHoareTripleChecker+Valid, 1501 SdHoareTripleChecker+Invalid, 8233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2470 IncrementalHoareTripleChecker+Valid, 5763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:27,563 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4510 Valid, 1501 Invalid, 8233 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2470 Valid, 5763 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2023-04-02 08:47:27,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3272 states. [2023-04-02 08:47:28,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3272 to 2349. [2023-04-02 08:47:28,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2349 states, 1681 states have (on average 1.3634741225461036) internal successors, (2292), 1713 states have internal predecessors, (2292), 457 states have call successors, (457), 211 states have call predecessors, (457), 210 states have return successors, (456), 446 states have call predecessors, (456), 455 states have call successors, (456) [2023-04-02 08:47:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2349 states to 2349 states and 3205 transitions. [2023-04-02 08:47:28,009 INFO L78 Accepts]: Start accepts. Automaton has 2349 states and 3205 transitions. Word has length 192 [2023-04-02 08:47:28,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:28,009 INFO L495 AbstractCegarLoop]: Abstraction has 2349 states and 3205 transitions. [2023-04-02 08:47:28,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.11111111111111) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (30), 8 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 2349 states and 3205 transitions. [2023-04-02 08:47:28,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-04-02 08:47:28,018 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:47:28,018 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:47:28,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-04-02 08:47:28,018 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:47:28,019 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:47:28,019 INFO L85 PathProgramCache]: Analyzing trace with hash 168592382, now seen corresponding path program 1 times [2023-04-02 08:47:28,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:47:28,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973037413] [2023-04-02 08:47:28,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:28,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:47:28,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:47:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:47:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:47:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:47:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:47:28,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:47:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:47:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:47:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:47:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:47:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:47:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:28,471 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:28,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:28,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973037413] [2023-04-02 08:47:28,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973037413] provided 0 perfect and 1 imperfect interpolant sequences [2023-04-02 08:47:28,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [901223005] [2023-04-02 08:47:28,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:28,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:47:28,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-02 08:47:28,473 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-04-02 08:47:28,477 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-04-02 08:47:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:29,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 2424 conjuncts, 3 conjunts are in the unsatisfiable core [2023-04-02 08:47:29,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-04-02 08:47:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:29,089 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-04-02 08:47:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-04-02 08:47:29,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [901223005] provided 0 perfect and 2 imperfect interpolant sequences [2023-04-02 08:47:29,220 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-04-02 08:47:29,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 12 [2023-04-02 08:47:29,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499140213] [2023-04-02 08:47:29,221 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-04-02 08:47:29,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-02 08:47:29,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:29,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-02 08:47:29,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2023-04-02 08:47:29,223 INFO L87 Difference]: Start difference. First operand 2349 states and 3205 transitions. Second operand has 12 states, 12 states have (on average 10.416666666666666) internal successors, (125), 6 states have internal predecessors, (125), 2 states have call successors, (37), 8 states have call predecessors, (37), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:41,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:41,414 INFO L93 Difference]: Finished difference Result 5618 states and 7878 transitions. [2023-04-02 08:47:41,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2023-04-02 08:47:41,414 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.416666666666666) internal successors, (125), 6 states have internal predecessors, (125), 2 states have call successors, (37), 8 states have call predecessors, (37), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) Word has length 192 [2023-04-02 08:47:41,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:41,426 INFO L225 Difference]: With dead ends: 5618 [2023-04-02 08:47:41,426 INFO L226 Difference]: Without dead ends: 3302 [2023-04-02 08:47:41,430 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 437 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=149, Invalid=313, Unknown=0, NotChecked=0, Total=462 [2023-04-02 08:47:41,431 INFO L413 NwaCegarLoop]: 364 mSDtfsCounter, 3203 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 10249 mSolverCounterSat, 1513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3385 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 11762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1513 IncrementalHoareTripleChecker+Valid, 10249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.5s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:41,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3385 Valid, 2193 Invalid, 11762 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1513 Valid, 10249 Invalid, 0 Unknown, 0 Unchecked, 10.5s Time] [2023-04-02 08:47:41,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3302 states. [2023-04-02 08:47:41,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3302 to 2368. [2023-04-02 08:47:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2368 states, 1700 states have (on average 1.366470588235294) internal successors, (2323), 1732 states have internal predecessors, (2323), 457 states have call successors, (457), 211 states have call predecessors, (457), 210 states have return successors, (456), 446 states have call predecessors, (456), 455 states have call successors, (456) [2023-04-02 08:47:41,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2368 states to 2368 states and 3236 transitions. [2023-04-02 08:47:41,884 INFO L78 Accepts]: Start accepts. Automaton has 2368 states and 3236 transitions. Word has length 192 [2023-04-02 08:47:41,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:41,884 INFO L495 AbstractCegarLoop]: Abstraction has 2368 states and 3236 transitions. [2023-04-02 08:47:41,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.416666666666666) internal successors, (125), 6 states have internal predecessors, (125), 2 states have call successors, (37), 8 states have call predecessors, (37), 2 states have return successors, (25), 2 states have call predecessors, (25), 1 states have call successors, (25) [2023-04-02 08:47:41,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 3236 transitions. [2023-04-02 08:47:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-04-02 08:47:41,890 INFO L187 NwaCegarLoop]: Found error trace [2023-04-02 08:47:41,890 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-02 08:47:41,900 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-04-02 08:47:42,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-04-02 08:47:42,101 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-02 08:47:42,101 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-02 08:47:42,101 INFO L85 PathProgramCache]: Analyzing trace with hash 579093604, now seen corresponding path program 1 times [2023-04-02 08:47:42,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-04-02 08:47:42,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13947248] [2023-04-02 08:47:42,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-02 08:47:42,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-02 08:47:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2023-04-02 08:47:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-04-02 08:47:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-04-02 08:47:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:42,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-04-02 08:47:42,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2023-04-02 08:47:42,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-04-02 08:47:42,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2023-04-02 08:47:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2023-04-02 08:47:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-04-02 08:47:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-04-02 08:47:42,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-04-02 08:47:42,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2023-04-02 08:47:42,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-04-02 08:47:42,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-04-02 08:47:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-04-02 08:47:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-04-02 08:47:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-02 08:47:42,693 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-04-02 08:47:42,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-04-02 08:47:42,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13947248] [2023-04-02 08:47:42,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13947248] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-02 08:47:42,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-02 08:47:42,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-04-02 08:47:42,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938099292] [2023-04-02 08:47:42,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-02 08:47:42,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-04-02 08:47:42,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-04-02 08:47:42,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-04-02 08:47:42,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2023-04-02 08:47:42,696 INFO L87 Difference]: Start difference. First operand 2368 states and 3236 transitions. Second operand has 10 states, 10 states have (on average 10.9) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (30), 9 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-02 08:47:55,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-02 08:47:55,145 INFO L93 Difference]: Finished difference Result 5668 states and 7928 transitions. [2023-04-02 08:47:55,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-04-02 08:47:55,149 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (30), 9 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 195 [2023-04-02 08:47:55,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-02 08:47:55,150 INFO L225 Difference]: With dead ends: 5668 [2023-04-02 08:47:55,150 INFO L226 Difference]: Without dead ends: 0 [2023-04-02 08:47:55,161 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=186, Invalid=464, Unknown=0, NotChecked=0, Total=650 [2023-04-02 08:47:55,162 INFO L413 NwaCegarLoop]: 398 mSDtfsCounter, 3676 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 8835 mSolverCounterSat, 1912 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3809 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 10747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1912 IncrementalHoareTripleChecker+Valid, 8835 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.6s IncrementalHoareTripleChecker+Time [2023-04-02 08:47:55,162 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3809 Valid, 2176 Invalid, 10747 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1912 Valid, 8835 Invalid, 0 Unknown, 0 Unchecked, 10.6s Time] [2023-04-02 08:47:55,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-04-02 08:47:55,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-04-02 08:47:55,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-04-02 08:47:55,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-04-02 08:47:55,163 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 195 [2023-04-02 08:47:55,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-02 08:47:55,163 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-04-02 08:47:55,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 4 states have internal predecessors, (109), 3 states have call successors, (30), 9 states have call predecessors, (30), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-04-02 08:47:55,164 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-04-02 08:47:55,164 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-04-02 08:47:55,166 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-04-02 08:47:55,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-04-02 08:47:55,167 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.